JavaScript常用方法工具类封装2018-04-16

JavaScript

1. type 类型判断

isString (o) {//是否字符串

returnObject.prototype.toString.call(o).slice(8,-1) ==='String'

}

isNumber (o) {//是否数字

returnObject.prototype.toString.call(o).slice(8,-1) ==='Number'

}

isBoolean (o) {//是否boolean

returnObject.prototype.toString.call(o).slice(8,-1) ==='Boolean'

}

isFunction (o) {//是否函数

returnObject.prototype.toString.call(o).slice(8,-1) ==='Function'

}

isNull (o) {//是否为null

returnObject.prototype.toString.call(o).slice(8,-1) ==='Null'

}

isUndefined (o) {//是否undefined

returnObject.prototype.toString.call(o).slice(8,-1) ==='Undefined'

}

isObj (o) {//是否对象

returnObject.prototype.toString.call(o).slice(8,-1) ==='Object'

}

isArray (o) {//是否数组

returnObject.prototype.toString.call(o).slice(8,-1) ==='Array'

}

isDate (o) {//是否时间

returnObject.prototype.toString.call(o).slice(8,-1) ==='Date'

}

isRegExp (o) {//是否正则

returnObject.prototype.toString.call(o).slice(8,-1) ==='RegExp'

}

isError (o) {//是否错误对象

returnObject.prototype.toString.call(o).slice(8,-1) ==='Error'

}

isSymbol (o) {//是否Symbol函数

returnObject.prototype.toString.call(o).slice(8,-1) ==='Symbol'

}

isPromise (o) {//是否Promise对象

returnObject.prototype.toString.call(o).slice(8,-1) ==='Promise'

}

isSet (o) {//是否Set对象

returnObject.prototype.toString.call(o).slice(8,-1) ==='Set'

}

isFalse (o) {

if(!o || o ==='null'|| o ==='undefined'|| o ==='false'|| o ==='NaN')returntrue

returnfalse

}

isTrue (o) {

return!this.isFalse(o)

}

isIos () {

varu = navigator.userAgent;

if(u.indexOf('Android') >-1|| u.indexOf('Linux') >-1) {//安卓手机

// return "Android";

returnfalse

}elseif(u.indexOf('iPhone') >-1) {//苹果手机

// return "iPhone";

returntrue

}elseif(u.indexOf('iPad') >-1) {//iPad

// return "iPad";

returnfalse

}elseif(u.indexOf('Windows Phone') >-1) {//winphone手机

// return "Windows Phone";

returnfalse

}else{

returnfalse

}

isPC () {//是否为PC端

varuserAgentInfo = navigator.userAgent;

varAgents = ["Android","iPhone",

"SymbianOS","Windows Phone",

"iPad","iPod"];

varflag =true;

for(varv =0; v < Agents.length; v++) {

if(userAgentInfo.indexOf(Agents[v]) >0) {

flag =false;

break;

}

returnflag;

}

browserType(){

varuserAgent = navigator.userAgent;//取得浏览器的userAgent字符串

varisOpera = userAgent.indexOf("Opera") >-1;//判断是否Opera浏览器

varisIE = userAgent.indexOf("compatible") >-1&& userAgent.indexOf("MSIE") >-1&& !isOpera;//判断是否IE浏览器

varisIE11 = userAgent.indexOf('Trident') >-1&& userAgent.indexOf("rv:11.0") >-1;

varisEdge = userAgent.indexOf("Edge") >-1&& !isIE;//判断是否IE的Edge浏览器

varisFF = userAgent.indexOf("Firefox") >-1;//判断是否Firefox浏览器

varisSafari = userAgent.indexOf("Safari") >-1&& userAgent.indexOf("Chrome") ==-1;//判断是否Safari浏览器

varisChrome = userAgent.indexOf("Chrome") >-1&& userAgent.indexOf("Safari") >-1;//判断Chrome浏览器

if(isIE) {

varreIE =newRegExp("MSIE (\\d+\\.\\d+);");

reIE.test(userAgent);

varfIEVersion =parseFloat(RegExp["$1"]);

if(fIEVersion ==7)return"IE7"

elseif(fIEVersion ==8)return"IE8";

elseif(fIEVersion ==9)return"IE9";

elseif(fIEVersion ==10)return"IE10";

elsereturn"IE7以下"//IE版本过低

}

if(isIE11)return'IE11';

if(isEdge)return"Edge";

if(isFF)return"FF";

if(isOpera)return"Opera";

if(isSafari)return"Safari";

if(isChrome)return"Chrome";

}

checkStr (str, type) {

switch(type) {

case'phone'://手机号码

return/^1[3|4|5|6|7|8|9][0-9]{9}$/.test(str);

case'tel'://座机

return/^(0\d{2,3}-\d{7,8})(-\d{1,4})?$/.test(str);

case'card'://身份证

return/(^\d{15}$)|(^\d{18}$)|(^\d{17}(\d|X|x)$)/.test(str);

case'pwd'://密码以字母开头，长度在6~18之间，只能包含字母、数字和下划线

return/^[a-zA-Z]\w{5,17}$/.test(str)

case'postal'://邮政编码

return/[1-9]\d{5}(?!\d)/.test(str);

case'QQ'://QQ号

return/^[1-9][0-9]{4,9}$/.test(str);

case'email'://邮箱

return/^[\w-]+(\.[\w-]+)*@[\w-]+(\.[\w-]+)+$/.test(str);

case'money'://金额(小数点2位)

return/^\d*(?:\.\d{0,2})?$/.test(str);

case'URL'://网址

return/(http|ftp|https):\/\/[\w\-_]+(\.[\w\-_]+)+([\w\-\.,@?^=%&:/~\+#]*[\w\-\@?^=%&/~\+#])?/.test(str)

case'IP'://IP

return/((?:(?:25[0-5]|2[0-4]\\d|[01]?\\d?\\d)\\.){3}(?:25[0-5]|2[0-4]\\d|[01]?\\d?\\d))/.test(str);

case'date'://日期时间

return/^(\d{4})\-(\d{2})\-(\d{2}) (\d{2})(?:\:\d{2}|:(\d{2}):(\d{2}))$/.test(str) ||/^(\d{4})\-(\d{2})\-(\d{2})$/.test(str)

case'number'://数字

return/^[0-9]$/.test(str);

case'english'://英文

return/^[a-zA-Z]+$/.test(str);

case'chinese'://中文

return/^[\u4E00-\u9FA5]+$/.test(str);

case'lower'://小写

return/^[a-z]+$/.test(str);

case'upper'://大写

return/^[A-Z]+$/.test(str);

case'HTML'://HTML标记

return/<("[^"]*"|'[^']*'|[^'">])*>/.test(str);

default:

returntrue;

}

// 严格的身份证校验

isCardID(sId) {

if(!/(^\d{15}$)|(^\d{17}(\d|X|x)$)/.test(sId)) {

alert('你输入的身份证长度或格式错误')

returnfalse

}

//身份证城市

varaCity={11:"北京",12:"天津",13:"河北",14:"山西",15:"内蒙古",21:"辽宁",22:"吉林",23:"黑龙江",31:"上海",32:"江苏",33:"浙江",34:"安徽",35:"福建",36:"江西",37:"山东",41:"河南",42:"湖北",43:"湖南",44:"广东",45:"广西",46:"海南",50:"重庆",51:"四川",52:"贵州",53:"云南",54:"西藏",61:"陕西",62:"甘肃",63:"青海",64:"宁夏",65:"新疆",71:"台湾",81:"香港",82:"澳门",91:"国外"};

if(!aCity[parseInt(sId.substr(0,2))]) {

alert('你的身份证地区非法')

returnfalse

}

// 出生日期验证

varsBirthday=(sId.substr(6,4)+"-"+Number(sId.substr(10,2))+"-"+Number(sId.substr(12,2))).replace(/-/g,"/"),

d =newDate(sBirthday)

if(sBirthday != (d.getFullYear()+"/"+ (d.getMonth()+1) +"/"+ d.getDate())) {

alert('身份证上的出生日期非法')

returnfalse

}

// 身份证号码校验

varsum =0,

weights = [7,9,10,5,8,4,2,1,6,3,7,9,10,5,8,4,2],

codes ="10X98765432"

for(vari =0; i < sId.length -1; i++) {

sum += sId[i] * weights[i];

}

varlast = codes[sum %11];//计算出来的最后一位身份证号码

if(sId[sId.length-1] != last) {

alert('你输入的身份证号非法')

returnfalse

}

returntrue

}

2. Date

/**

* 格式化时间

* @param {time} 时间

* @param {cFormat} 格式

* @return {String} 字符串

* @example formatTime('2018-1-29', '{y}/{m}/{d} {h}:{i}:{s}') // -> 2018/01/29 00:00:00

formatTime(time, cFormat) {

if(arguments.length ===0)returnnull

if((time +'').length ===10) {

time = +time *1000

}

varformat = cFormat ||'{y}-{m}-{d} {h}:{i}:{s}', date

if(typeoftime ==='object') {

date = time

}else{

date =newDate(time)

}

varformatObj = {

y: date.getFullYear(),

m: date.getMonth() +1,

d: date.getDate(),

h: date.getHours(),

i: date.getMinutes(),

s: date.getSeconds(),

a: date.getDay()

}

vartime_str = format.replace(/{(y|m|d|h|i|s|a)+}/g, (result, key) => {

varvalue = formatObj[key]

if(key ==='a')return['一','二','三','四','五','六','日'][value -1]

if(result.length >0&& value <10) {

value ='0'+ value

}

returnvalue ||0

})

returntime_str

}

/**

* 返回指定长度的月份集合

* @param {time} 时间

* @param {len} 长度

* @param {direction} 方向： 1: 前几个月; 2: 后几个月; 3:前后几个月默认 3

* @return {Array} 数组

* @example getMonths('2018-1-29', 6, 1) // -> ["2018-1", "2017-12", "2017-11", "2017-10", "2017-9", "2017-8", "2017-7"]

getMonths(time, len, direction) {

varmm =newDate(time).getMonth(),

yy =newDate(time).getFullYear(),

direction =isNaN(direction) ?3: direction,

index = mm;

varcutMonth =function(index){

if( index <= len && index >= -len) {

returndirection ===1? formatPre(index).concat(cutMonth(++index)):

direction ===2? formatNext(index).concat(cutMonth(++index)):formatCurr(index).concat(cutMonth(++index))

}

return[]

}

varformatNext =function(i){

vary =Math.floor(i/12),

m = i%12

return[yy+y +'-'+ (m+1)]

}

varformatPre =function(i){

vary =Math.ceil(i/12),

m = i%12

m = m===0?12: m

return[yy-y +'-'+ (13- m)]

}

varformatCurr =function(i){

vary =Math.floor(i/12),

yNext =Math.ceil(i/12),

m = i%12,

mNext = m===0?12: m

return[yy-yNext +'-'+ (13- mNext),yy+y +'-'+ (m+1)]

}

// 数组去重

varunique =function(arr){

if(Array.hasOwnProperty('from') ) {

returnArray.from(newSet(arr));

}else{

varn = {},r=[];

for(vari =0; i < arr.length; i++){

if(!n[arr[i]]){

n[arr[i]] =true;

r.push(arr[i]);

}

returnr;

}

returndirection !==3? cutMonth(index) : unique(cutMonth(index).sort(function(t1, t2){

returnnewDate(t1).getTime() -newDate(t2).getTime()

}))

}

/**

* 返回指定长度的天数集合

* @param {time} 时间

* @param {len} 长度

* @param {direction} 方向： 1: 前几天; 2: 后几天; 3:前后几天默认 3

* @return {Array} 数组

* @example date.getDays('2018-1-29', 6) // -> ["2018-1-26", "2018-1-27", "2018-1-28", "2018-1-29", "2018-1-30", "2018-1-31", "2018-2-1"]

getDays(time, len, diretion) {

vartt =newDate(time)

vargetDay =function(day){

vart =newDate(time)

t.setDate(t.getDate() + day)

varm = t.getMonth()+1

returnt.getFullYear()+'-'+m+'-'+t.getDate()

}

vararr = []

if(diretion ===1) {

for(vari =1; i <= len; i++) {

arr.unshift(getDay(-i))

}

}elseif(diretion ===2) {

for(vari =1; i <= len; i++) {

arr.push(getDay(i))

}

}else{

for(vari =1; i <= len; i++) {

arr.unshift(getDay(-i))

}

arr.push(tt.getFullYear()+'-'+(tt.getMonth()+1)+'-'+tt.getDate())

for(vari =1; i <= len; i++) {

arr.push(getDay(i))

}

returndiretion ===1? arr.concat([tt.getFullYear()+'-'+(tt.getMonth()+1)+'-'+tt.getDate()]) :

diretion ===2? [tt.getFullYear()+'-'+(tt.getMonth()+1)+'-'+tt.getDate()].concat(arr) : arr

}

/**

* @param {s} 秒数

* @return {String} 字符串

* @example formatHMS(3610) // -> 1h0m10s

formatHMS (s) {

varstr =''

if(s >3600) {

str =Math.floor(s/3600)+'h'+Math.floor(s%3600/60)+'m'+s%60+'s'

}elseif(s >60) {

str =Math.floor(s/60)+'m'+s%60+'s'

}else{

str = s%60+'s'

}

returnstr

}

/*获取某月有多少天*/

getMonthOfDay (time) {

vardate =newDate(time)

varyear = date.getFullYear()

varmouth = date.getMonth() +1

vardays

//当月份为二月时，根据闰年还是非闰年判断天数

if(mouth ==2) {

days = (year%4==0&& year%100==0&& year%400==0) || (year%4==0&& year%100!=0) ?28:29

}elseif(mouth ==1|| mouth ==3|| mouth ==5|| mouth ==7|| mouth ==8|| mouth ==10|| mouth ==12) {

//月份为：1,3,5,7,8,10,12 时，为大月.则天数为31；

days =31

}else{

//其他月份，天数为：30.

days =30

}

returndays

}

/*获取某年有多少天*/

getYearOfDay (time) {

varfirstDayYear =this.getFirstDayOfYear(time);

varlastDayYear =this.getLastDayOfYear(time);

varnumSecond = (newDate(lastDayYear).getTime() -newDate(firstDayYear).getTime())/1000;

returnMath.ceil(numSecond/(24*3600));

}

/*获取某年的第一天*/

getFirstDayOfYear (time) {

varyear =newDate(time).getFullYear();

returnyear +"-01-01 00:00:00";

}

/*获取某年最后一天*/

getLastDayOfYear (time) {

varyear =newDate(time).getFullYear();

vardateString = year +"-12-01 00:00:00";

varendDay =this.getMonthOfDay(dateString);

returnyear +"-12-"+ endDay +" 23:59:59";

}

/*获取某个日期是当年中的第几天*/

getDayOfYear (time) {

varfirstDayYear =this.getFirstDayOfYear(time);

varnumSecond = (newDate(time).getTime() -newDate(firstDayYear).getTime())/1000;

returnMath.ceil(numSecond/(24*3600));

}

/*获取某个日期在这一年的第几周*/

getDayOfYearWeek (time) {

varnumdays =this.getDayOfYear(time);

returnMath.ceil(numdays /7);

}

3. Array

/*判断一个元素是否在数组中*/

contains (arr, val) {

returnarr.indexOf(val) !=-1?true:false;

}

/**

* @param {arr} 数组

* @param {fn} 回调函数

* @return {undefined}

each (arr, fn) {

fn = fn ||Function;

vara = [];

varargs =Array.prototype.slice.call(arguments,1);

for(vari =0; i < arr.length; i++) {

varres = fn.apply(arr, [arr[i], i].concat(args));

if(res !=null) a.push(res);

}

/**

* @param {arr} 数组

* @param {fn} 回调函数

* @param {thisObj} this指向

* @return {Array}

map (arr, fn, thisObj) {

varscope = thisObj ||window;

vara = [];

for(vari =0, j = arr.length; i < j; ++i) {

varres = fn.call(scope, arr[i], i,this);

if(res !=null) a.push(res);

}

returna;

}

/**

* @param {arr} 数组

* @param {type} 1：从小到大 2：从大到小 3：随机

* @return {Array}

sort (arr, type =1) {

returnarr.sort((a, b) =>{

switch(type) {

case1:

returna - b;

case2:

returnb - a;

case3:

returnMath.random() -0.5;

default:

returnarr;

}

})

}

/*去重*/

unique (arr) {

if(Array.hasOwnProperty('from') ) {

returnArray.from(newSet(arr));

}else{

varn = {},r=[];

for(vari =0; i < arr.length; i++){

if(!n[arr[i]]){

n[arr[i]] =true;

r.push(arr[i]);

}

returnr;

}

// 注：上面 else 里面的排重并不能区分 2 和 '2'，但能减少用indexOf带来的性能,暂时没找到替代的方法。。。

/* 正确排重

if ( Array.hasOwnProperty('from') ) {

return Array.from(new Set(arr))

}else{

var r = [], NaNBol = true

for(var i=0; i < arr.length; i++) {

if (arr[i] !== arr[i]) {

if (NaNBol && r.indexOf(arr[i]) === -1) {

r.push(arr[i])

NaNBol = false

}

}else{

if(r.indexOf(arr[i]) === -1) r.push(arr[i])

}

return r

}

/*求两个集合的并集*/

union (a, b) {

varnewArr = a.concat(b);

returnthis.unique(newArr);

}

/*求两个集合的交集*/

intersect (a, b) {

var_this =this;

a =this.unique(a);

returnthis.map(a,function(o){

return_this.contains(b, o) ? o :null;

});

}

/*删除其中一个元素*/

remove (arr, ele) {

varindex = arr.indexOf(ele);

if(index >-1) {

arr.splice(index,1);

}

returnarr;

}

/*将类数组转换为数组的方法*/

formArray (ary) {

vararr = [];

if(Array.isArray(ary)) {

arr = ary;

}else{

arr =Array.prototype.slice.call(ary);

};

returnarr;

}

/*最大值*/

max (arr) {

returnMath.max.apply(null, arr);

}

/*最小值*/

min (arr) {

returnMath.min.apply(null, arr);

}

/*求和*/

sum (arr) {

returnarr.reduce((pre, cur) =>{

returnpre + cur

})

}

/*平均值*/

average (arr) {

returnthis.sum(arr)/arr.length

}

4. String 字符串操作

/**

* 去除空格

* @param {str}

* @param {type}

* type: 1-所有空格 2-前后空格 3-前空格 4-后空格

* @return {String}

trim (str, type) {

type = type ||1

switch(type) {

case1:

returnstr.replace(/\s+/g,"");

case2:

returnstr.replace(/(^\s*)|(\s*$)/g,"");

case3:

returnstr.replace(/(^\s*)/g,"");

case4:

returnstr.replace(/(\s*$)/g,"");

default:

returnstr;

}

/**

* @param {str}

* @param {type}

* type: 1:首字母大写 2：首页母小写 3：大小写转换 4：全部大写 5：全部小写

* @return {String}

changeCase (str, type) {

type = type ||4

switch(type) {

case1:

returnstr.replace(/\b\w+\b/g,function(word){

returnword.substring(0,1).toUpperCase() + word.substring(1).toLowerCase();

});

case2:

returnstr.replace(/\b\w+\b/g,function(word){

returnword.substring(0,1).toLowerCase() + word.substring(1).toUpperCase();

});

case3:

returnstr.split('').map(function(word){

if(/[a-z]/.test(word)) {

returnword.toUpperCase();

}else{

returnword.toLowerCase()

}

}).join('')

case4:

returnstr.toUpperCase();

case5:

returnstr.toLowerCase();

default:

returnstr;

}

检测密码强度

checkPwd (str) {

varLv =0;

if(str.length <6) {

returnLv

}

if(/[0-9]/.test(str)) {

Lv++

}

if(/[a-z]/.test(str)) {

Lv++

}

if(/[A-Z]/.test(str)) {

Lv++

}

if(/[\.|-|_]/.test(str)) {

Lv++

}

returnLv;

}

/*过滤html代码(把<>转换)*/

filterTag (str) {

str = str.replace(/&/ig,"&");

str = str.replace(/

str = str.replace(/>/ig,">");

str = str.replace(" "," ");

returnstr;

}

5. Number

/*随机数范围*/

random (min, max) {

if(arguments.length ===2) {

returnMath.floor(min +Math.random() * ( (max+1) - min ))

}else{

returnnull;

}

/*将阿拉伯数字翻译成中文的大写数字*/

numberToChinese (num) {

varAA =newArray("零","一","二","三","四","五","六","七","八","九","十");

varBB =newArray("","十","百","仟","萬","億","点","");

vara = (""+ num).replace(/(^0*)/g,"").split("."),

k =0,

re ="";

for(vari = a[0].length -1; i >=0; i--) {

switch(k) {

case0:

re = BB[7] + re;

break;

case4:

if(!newRegExp("0{4}//d{"+ (a[0].length - i -1) +"}$")

.test(a[0]))

re = BB[4] + re;

break;

case8:

re = BB[5] + re;

BB[7] = BB[5];

k =0;

break;

}

if(k %4==2&& a[0].charAt(i +2) !=0&& a[0].charAt(i +1) ==0)

re = AA[0] + re;

if(a[0].charAt(i) !=0)

re = AA[a[0].charAt(i)] + BB[k %4] + re;

k++;

}

if(a.length >1)// 加上小数部分(如果有小数部分)

{

re += BB[6];

for(vari =0; i < a[1].length; i++)

re += AA[a[1].charAt(i)];

}

if(re =='一十')

re ="十";

if(re.match(/^一/) && re.length ==3)

re = re.replace("一","");

returnre;

}

/*将数字转换为大写金额*/

changeToChinese (Num) {

//判断如果传递进来的不是字符的话转换为字符

if(typeofNum =="number") {

Num =newString(Num);

};

Num = Num.replace(/,/g,"")//替换tomoney()中的“,”

Num = Num.replace(/ /g,"")//替换tomoney()中的空格

Num = Num.replace(/￥/g,"")//替换掉可能出现的￥字符

if(isNaN(Num)) {//验证输入的字符是否为数字

//alert("请检查小写金额是否正确");

return"";

};

//字符处理完毕后开始转换，采用前后两部分分别转换

varpart =String(Num).split(".");

varnewchar ="";

//小数点前进行转化

for(vari = part[0].length -1; i >=0; i--) {

if(part[0].length >10) {

return"";

//若数量超过拾亿单位，提示

}

vartmpnewchar =""

varperchar = part[0].charAt(i);

switch(perchar) {

case"0":

tmpnewchar ="零"+ tmpnewchar;

break;

case"1":

tmpnewchar ="壹"+ tmpnewchar;

break;

case"2":

tmpnewchar ="贰"+ tmpnewchar;

break;

case"3":

tmpnewchar ="叁"+ tmpnewchar;

break;

case"4":

tmpnewchar ="肆"+ tmpnewchar;

break;

case"5":

tmpnewchar ="伍"+ tmpnewchar;

break;

case"6":

tmpnewchar ="陆"+ tmpnewchar;

break;

case"7":

tmpnewchar ="柒"+ tmpnewchar;

break;

case"8":

tmpnewchar ="捌"+ tmpnewchar;

break;

case"9":

tmpnewchar ="玖"+ tmpnewchar;

break;

}

switch(part[0].length - i -1) {

case0:

tmpnewchar = tmpnewchar +"元";

break;

case1:

if(perchar !=0) tmpnewchar = tmpnewchar +"拾";

break;

case2:

if(perchar !=0) tmpnewchar = tmpnewchar +"佰";

break;

case3:

if(perchar !=0) tmpnewchar = tmpnewchar +"仟";

break;

case4:

tmpnewchar = tmpnewchar +"万";

break;

case5:

if(perchar !=0) tmpnewchar = tmpnewchar +"拾";

break;

case6:

if(perchar !=0) tmpnewchar = tmpnewchar +"佰";

break;

case7:

if(perchar !=0) tmpnewchar = tmpnewchar +"仟";

break;

case8:

tmpnewchar = tmpnewchar +"亿";

break;

case9:

tmpnewchar = tmpnewchar +"拾";

break;

}

varnewchar = tmpnewchar + newchar;

}

//小数点之后进行转化

if(Num.indexOf(".") !=-1) {

if(part[1].length >2) {

// alert("小数点之后只能保留两位,系统将自动截断");

part[1] = part[1].substr(0,2)

}

for(i =0; i < part[1].length; i++) {

tmpnewchar =""

perchar = part[1].charAt(i)

switch(perchar) {

case"0":

tmpnewchar ="零"+ tmpnewchar;

break;

case"1":

tmpnewchar ="壹"+ tmpnewchar;

break;

case"2":

tmpnewchar ="贰"+ tmpnewchar;

break;

case"3":

tmpnewchar ="叁"+ tmpnewchar;

break;

case"4":

tmpnewchar ="肆"+ tmpnewchar;

break;

case"5":

tmpnewchar ="伍"+ tmpnewchar;

break;

case"6":

tmpnewchar ="陆"+ tmpnewchar;

break;

case"7":

tmpnewchar ="柒"+ tmpnewchar;

break;

case"8":

tmpnewchar ="捌"+ tmpnewchar;

break;

case"9":

tmpnewchar ="玖"+ tmpnewchar;

break;

}

if(i ==0) tmpnewchar = tmpnewchar +"角";

if(i ==1) tmpnewchar = tmpnewchar +"分";

newchar = newchar + tmpnewchar;

}

//替换所有无用汉字

while(newchar.search("零零") !=-1)

newchar = newchar.replace("零零","零");

newchar = newchar.replace("零亿","亿");

newchar = newchar.replace("亿万","亿");

newchar = newchar.replace("零万","万");

newchar = newchar.replace("零元","元");

newchar = newchar.replace("零角","");

newchar = newchar.replace("零分","");

if(newchar.charAt(newchar.length -1) =="元") {

newchar = newchar +"整"

}

returnnewchar;

}

6. Http

/**

* @param {setting}

ajax(setting){

//设置参数的初始值

varopts={

method: (setting.method ||"GET").toUpperCase(),//请求方式

url: setting.url ||"",// 请求地址

async: setting.async ||true,// 是否异步

dataType: setting.dataType ||"json",// 解析方式

data: setting.data ||"",// 参数

success: setting.success ||function(){},// 请求成功回调

error: setting.error ||function(){}// 请求失败回调

}

// 参数格式化

functionparams_format(obj){

varstr =''

for(variinobj) {

str += i +'='+ obj[i] +'&'

}

returnstr.split('').slice(0,-1).join('')

}

// 创建ajax对象

varxhr=newXMLHttpRequest();

// 连接服务器open(方法GET/POST，请求地址，异步传输)

if(opts.method =='GET'){

xhr.open(opts.method, opts.url +"?"+ params_format(opts.data), opts.async);

xhr.send();

}else{

xhr.open(opts.method, opts.url, opts.async);

xhr.setRequestHeader("Content-Type","application/x-www-form-urlencoded");

xhr.send(opts.data);

}

** 每当readyState改变时，就会触发onreadystatechange事件

** readyState属性存储有XMLHttpRequest的状态信息

** 0 ：请求未初始化

** 1 ：服务器连接已建立

** 2 ：请求已接受

** 3 : 请求处理中

** 4 ：请求已完成，且相应就绪

xhr.onreadystatechange =function(){

if(xhr.readyState ===4&& (xhr.status ===200|| xhr.status ===304)) {

switch(opts.dataType){

case"json":

varjson =JSON.parse(xhr.responseText);

opts.success(json);

break;

case"xml":

opts.success(xhr.responseXML);

break;

default:

opts.success(xhr.responseText);

break;

}

xhr.onerror =function(err){

opts.error(err);

}

/**

* @param {url}

* @param {setting}

* @return {Promise}

fetch(url, setting) {

//设置参数的初始值

letopts={

method: (setting.method ||'GET').toUpperCase(),//请求方式

headers : setting.headers || {},// 请求头设置

credentials : setting.credentials ||true,// 设置cookie是否一起发送

body: setting.body || {},

mode : setting.mode ||'no-cors',// 可以设置 cors, no-cors, same-origin

redirect : setting.redirect ||'follow',// follow, error, manual

cache : setting.cache ||'default'// 设置 cache 模式 (default, reload, no-cache)

}

letdataType = setting.dataType ||"json",// 解析方式

data = setting.data ||""// 参数

// 参数格式化

functionparams_format(obj){

varstr =''

for(variinobj) {

str +=`${i}=${obj[i]}&`

}

returnstr.split('').slice(0,-1).join('')

}

if(opts.method ==='GET') {

url = url + (data?`?${params_format(data)}`:'')

}else{

setting.body = data || {}

}

returnnewPromise((resolve, reject) =>{

fetch(url, opts).then(asyncres => {

letdata = dataType ==='text'?awaitres.text() :

dataType ==='blob'?awaitres.blob() :awaitres.json()

resolve(data)

}).catch(e=>{

reject(e)

})

}

7. DOM

$ (selector){

vartype = selector.substring(0,1);

if(type ==='#') {

if(document.querySelecotor)returndocument.querySelector(selector)

returndocument.getElementById(selector.substring(1))

}elseif(type ==='.') {

if(document.querySelecotorAll)returndocument.querySelectorAll(selector)

returndocument.getElementsByClassName(selector.substring(1))

}else{

returndocument['querySelectorAll'?'querySelectorAll':'getElementsByTagName'](selector)

}

/*检测类名*/

hasClass (ele, name) {

returnele.className.match(newRegExp('(\\s|^)'+ name +'(\\s|$)'));

}

/*添加类名*/

addClass (ele, name) {

if(!this.hasClass(ele, name)) ele.className +=" "+ name;

}

/*删除类名*/

removeClass (ele, name) {

if(this.hasClass(ele, name)) {

varreg =newRegExp('(\\s|^)'+ name +'(\\s|$)');

ele.className = ele.className.replace(reg,'');

}

/*替换类名*/

replaceClass (ele, newName, oldName) {

this.removeClass(ele, oldName);

this.addClass(ele, newName);

}

/*获取兄弟节点*/

siblings (ele) {

console.log(ele.parentNode)

varchid = ele.parentNode.children,eleMatch = [];

for(vari =0, len = chid.length; i < len; i ++){

if(chid[i] != ele){

eleMatch.push(chid[i]);

}

returneleMatch;

}

/*获取行间样式属性*/

getByStyle (obj,name){

if(obj.currentStyle){

returnobj.currentStyle[name];

}else{

returngetComputedStyle(obj,false)[name];

}

8. Storage 储存操作

classStorageFn{

constructor() {

this.ls =window.localStorage;

this.ss =window.sessionStorage;

}

/*-----------------cookie---------------------*/

/*设置cookie*/

setCookie (name, value, day) {

varsetting =arguments[0];

if(Object.prototype.toString.call(setting).slice(8,-1) ==='Object'){

for(variinsetting) {

varoDate =newDate();

oDate.setDate(oDate.getDate() + day);

document.cookie = i +'='+ setting[i] +';expires='+ oDate;

}

}else{

varoDate =newDate();

oDate.setDate(oDate.getDate() + day);

document.cookie = name +'='+ value +';expires='+ oDate;

}

/*获取cookie*/

getCookie (name) {

vararr =document.cookie.split('; ');

for(vari =0; i < arr.length; i++) {

vararr2 = arr[i].split('=');

if(arr2[0] == name) {

returnarr2[1];

}

return'';

}

/*删除cookie*/

removeCookie (name) {

this.setCookie(name,1,-1);

}

/*-----------------localStorage---------------------*/

/*设置localStorage*/

setLocal(key, val) {

varsetting =arguments[0];

if(Object.prototype.toString.call(setting).slice(8,-1) ==='Object'){

for(variinsetting){

this.ls.setItem(i,JSON.stringify(setting[i]))

}

}else{

this.ls.setItem(key,JSON.stringify(val))

}

/*获取localStorage*/

getLocal(key) {

if(key)returnJSON.parse(this.ls.getItem(key))

returnnull;

}

/*移除localStorage*/

removeLocal(key) {

this.ls.removeItem(key)

}

/*移除所有localStorage*/

clearLocal() {

this.ls.clear()

}

/*-----------------sessionStorage---------------------*/

/*设置sessionStorage*/

setSession(key, val) {

varsetting =arguments[0];

if(Object.prototype.toString.call(setting).slice(8,-1) ==='Object'){

for(variinsetting){

this.ss.setItem(i,JSON.stringify(setting[i]))

}

}else{

this.ss.setItem(key,JSON.stringify(val))

}

/*获取sessionStorage*/

getSession(key) {

if(key)returnJSON.parse(this.ss.getItem(key))

returnnull;

}

/*移除sessionStorage*/

removeSession(key) {

this.ss.removeItem(key)

}

/*移除所有sessionStorage*/

clearSession() {

this.ss.clear()

}

9. Other 其它操作

/*获取网址参数*/

getURL(name){

varreg =newRegExp("(^|&)"+ name +"=([^&]*)(&|$)");

varr =decodeURI(window.location.search).substr(1).match(reg);

if(r!=null)returnr[2];returnnull;

}

/*获取全部url参数,并转换成json对象*/

getUrlAllParams (url) {

varurl = url ? url :window.location.href;

var_pa = url.substring(url.indexOf('?') +1),

_arrS = _pa.split('&'),

_rs = {};

for(vari =0, _len = _arrS.length; i < _len; i++) {

varpos = _arrS[i].indexOf('=');

if(pos ==-1) {

continue;

}

varname = _arrS[i].substring(0, pos),

value =window.decodeURIComponent(_arrS[i].substring(pos +1));

_rs[name] = value;

}

return_rs;

}

/*删除url指定参数，返回url*/

delParamsUrl(url, name){

varbaseUrl = url.split('?')[0] +'?';

varquery = url.split('?')[1];

if(query.indexOf(name)>-1) {

varobj = {}

vararr = query.split("&");

for(vari =0; i < arr.length; i++) {

arr[i] = arr[i].split("=");

obj[arr[i][0]] = arr[i][1];

};

deleteobj[name];

varurl = baseUrl +JSON.stringify(obj).replace(/[\"\{\}]/g,"").replace(/\:/g,"=").replace(/\,/g,"&");

returnurl

}else{

returnurl;

}

/*获取十六进制随机颜色*/

getRandomColor () {

return'#'+ (function(h){

returnnewArray(7- h.length).join("0") + h;

})((Math.random() *0x1000000<<0).toString(16));

}

/*图片加载*/

imgLoadAll(arr,callback){

vararrImg = [];

for(vari =0; i < arr.length; i++) {

varimg =newImage();

img.src = arr[i];

img.onload =function(){

arrImg.push(this);

if(arrImg.length == arr.length) {

callback && callback();

}

/*音频加载*/

loadAudio(src, callback) {

varaudio =newAudio(src);

audio.onloadedmetadata = callback;

audio.src = src;

}

/*DOM转字符串*/

domToStirng(htmlDOM){

vardiv=document.createElement("div");

div.appendChild(htmlDOM);

returndiv.innerHTML

}

/*字符串转DOM*/

stringToDom(htmlString){

vardiv=document.createElement("div");

div.innerHTML=htmlString;

returndiv.children[0];

}

/**

* 光标所在位置插入字符，并设置光标位置

* @param {dom} 输入框

* @param {val} 插入的值

* @param {posLen} 光标位置处在插入的值的哪个位置

setCursorPosition (dom,val,posLen) {

varcursorPosition =0;

if(dom.selectionStart){

cursorPosition = dom.selectionStart;

}

this.insertAtCursor(dom,val);

dom.focus();

console.log(posLen)

dom.setSelectionRange(dom.value.length,cursorPosition + (posLen || val.length));

}

/*光标所在位置插入字符*/

insertAtCursor(dom, val) {

if(document.selection){

dom.focus();

sel =document.selection.createRange();

sel.text = val;

sel.select();

}elseif(dom.selectionStart || dom.selectionStart =='0'){

letstartPos = dom.selectionStart;

letendPos = dom.selectionEnd;

letrestoreTop = dom.scrollTop;

dom.value = dom.value.substring(0, startPos) + val + dom.value.substring(endPos, dom.value.length);

if(restoreTop >0){

dom.scrollTop = restoreTop;

}

dom.focus();

dom.selectionStart = startPos + val.length;

dom.selectionEnd = startPos + val.length;

}else{

dom.value += val;

dom.focus();

}

CSS

1. pc-reset PC样式初始化

/* normalize.css */

html{

line-height:1.15;

/* 1 */

-ms-text-size-adjust:100%;

/* 2 */

-webkit-text-size-adjust:100%;

/* 2 */

}

body{

margin:0;

}

article,

aside,

footer,

header,

nav,

section{

display: block;

}

h1{

font-size:2em;

margin:0.67em0;

}

figcaption,

figure,

main{

/* 1 */

display: block;

}

figure{

margin:1em40px;

}

hr{

box-sizing: content-box;

/* 1 */

height:0;

/* 1 */

overflow: visible;

/* 2 */

}

pre{

font-family: monospace, monospace;

/* 1 */

font-size:1em;

/* 2 */

}

background-color: transparent;

/* 1 */

-webkit-text-decoration-skip: objects;

/* 2 */

}

abbr[title]{

border-bottom: none;

/* 1 */

text-decoration: underline;

/* 2 */

text-decoration: underline dotted;

/* 2 */

}

strong{

font-weight: inherit;

}

strong{

font-weight: bolder;

}

code,

kbd,

samp{

font-family: monospace, monospace;

/* 1 */

font-size:1em;

/* 2 */

}

dfn{

font-style: italic;

}

mark{

background-color:#ff0;

color:#000;

}

small{

font-size:80%;

}

sub,

sup{

font-size:75%;

line-height:0;

position: relative;

vertical-align: baseline;

}

sub{

bottom: -0.25em;

}

sup{

top: -0.5em;

}

audio,

video{

display: inline-block;

}

audio:not([controls]) {

display: none;

height:0;

}

img{

border-style: none;

}

svg:not(:root){

overflow: hidden;

}

button,

input,

optgroup,

select,

textarea{

font-family: sans-serif;

/* 1 */

font-size:100%;

/* 1 */

line-height:1.15;

/* 1 */

margin:0;

/* 2 */

}

button,

input{

/* 1 */

overflow: visible;

}

button,

select{

/* 1 */

text-transform: none;

}

button,

html[type="button"],

/* 1 */

[type="reset"],

[type="submit"]{

-webkit-appearance: button;

/* 2 */

}

button::-moz-focus-inner,

[type="button"]::-moz-focus-inner,

[type="reset"]::-moz-focus-inner,

[type="submit"]::-moz-focus-inner{

border-style: none;

padding:0;

}

button:-moz-focusring,

[type="button"]:-moz-focusring,

[type="reset"]:-moz-focusring,

[type="submit"]:-moz-focusring{

outline:1pxdotted ButtonText;

}

fieldset{

padding:0.35em0.75em0.625em;

}

legend{

box-sizing: border-box;

/* 1 */

color: inherit;

/* 2 */

display: table;

/* 1 */

max-width:100%;

/* 1 */

padding:0;

/* 3 */

white-space: normal;

/* 1 */

}

progress{

display: inline-block;

/* 1 */

vertical-align: baseline;

/* 2 */

}

textarea{

overflow: auto;

}

[type="checkbox"],

[type="radio"]{

box-sizing: border-box;

/* 1 */

padding:0;

/* 2 */

}

[type="number"]::-webkit-inner-spin-button,

[type="number"]::-webkit-outer-spin-button{

height: auto;

}

[type="search"]{

-webkit-appearance: textfield;

/* 1 */

outline-offset: -2px;

/* 2 */

}

[type="search"]::-webkit-search-cancel-button,

[type="search"]::-webkit-search-decoration{

-webkit-appearance: none;

}

::-webkit-file-upload-button{

-webkit-appearance: button;

/* 1 */

font: inherit;

/* 2 */

}

details,

/* 1 */

menu{

display: block;

}

summary{

display: list-item;

}

canvas{

display: inline-block;

}

template{

display: none;

}

[hidden]{

display: none;

}

/* reset */

html,

body,

h1,

h2,

h3,

h4,

h5,

h6,

div,

dl,

dt,

dd,

ul,

ol,

li,

blockquote,

pre,

hr,

figure,

table,

caption,

th,

td,

form,

fieldset,

legend,

input,

button,

textarea,

menu{

margin:0;

padding:0;

box-sizing: border-box;

}

2. Phone-reset

/* normalize.css */

html {

line-height:1.15;

/* 1 */

-ms-text-size-adjust:100%;

/* 2 */

-webkit-text-size-adjust:100%;

/* 2 */

}

body {

margin:0;

}

article,

aside,

footer,

header,

nav,

section {

display: block;

}

h1 {

font-size:2em;

margin:0.67em0;

}

figcaption,

figure,

main {

/* 1 */

display: block;

}

figure {

margin:1em40px;

}

hr {

box-sizing: content-box;

/* 1 */

height:0;

/* 1 */

overflow: visible;

/* 2 */

}

pre {

font-family: monospace, monospace;

/* 1 */

font-size:1em;

/* 2 */

}

a {

background-color: transparent;

/* 1 */

-webkit-text-decoration-skip: objects;

/* 2 */

}

abbr[title] {

border-bottom: none;

/* 1 */

text-decoration: underline;

/* 2 */

text-decoration: underline dotted;

/* 2 */

}

strong {

font-weight: inherit;

}

strong {

font-weight: bolder;

}

code,

kbd,

samp {

font-family: monospace, monospace;

/* 1 */

font-size:1em;

/* 2 */

}

dfn {

font-style: italic;

}

mark {

background-color: #ff0;

color: #000;

}

small {

font-size:80%;

}

sub,

sup {

font-size:75%;

line-height:0;

position: relative;

vertical-align: baseline;

}

sub {

bottom:-0.25em;

}

sup {

top:-0.5em;

}

audio,

video {

display: inline-block;

}

audio:not([controls]) {

display: none;

height:0;

}

img {

border-style: none;

}

svg:not(:root) {

overflow: hidden;

}

button,

input,

optgroup,

select,

textarea {

font-family: sans-serif;

/* 1 */

font-size:100%;

/* 1 */

line-height:1.15;

/* 1 */

margin:0;

/* 2 */

}

button,

input {

/* 1 */

overflow: visible;

}

button,

select {

/* 1 */

text-transform: none;

}

button,

html [type="button"],

/* 1 */

[type="reset"],

[type="submit"] {

-webkit-appearance: button;

/* 2 */

}

button::-moz-focus-inner,

[type="button"]::-moz-focus-inner,

[type="reset"]::-moz-focus-inner,

[type="submit"]::-moz-focus-inner {

border-style: none;

padding:0;

}

button:-moz-focusring,

[type="button"]:-moz-focusring,

[type="reset"]:-moz-focusring,

[type="submit"]:-moz-focusring {

outline:1px dotted ButtonText;

}

fieldset {

padding:0.35em0.75em0.625em;

}

legend {

box-sizing: border-box;

/* 1 */

color: inherit;

/* 2 */

display: table;

/* 1 */

max-width:100%;

/* 1 */

padding:0;

/* 3 */

white-space: normal;

/* 1 */

}

progress {

display: inline-block;

/* 1 */

vertical-align: baseline;

/* 2 */

}

textarea {

overflow: auto;

}

[type="checkbox"],

[type="radio"] {

box-sizing: border-box;

/* 1 */

padding:0;

/* 2 */

}

[type="number"]::-webkit-inner-spin-button,

[type="number"]::-webkit-outer-spin-button {

height: auto;

}

[type="search"] {

-webkit-appearance: textfield;

/* 1 */

outline-offset:-2px;

/* 2 */

}

[type="search"]::-webkit-search-cancel-button,

[type="search"]::-webkit-search-decoration {

-webkit-appearance: none;

}

::-webkit-file-upload-button {

-webkit-appearance: button;

/* 1 */

font: inherit;

/* 2 */

}

details,

/* 1 */

menu {

display: block;

}

summary {

display: list-item;

}

canvas {

display: inline-block;

}

template {

display: none;

}

[hidden] {

display: none;

}

/* reset */

html,

body,

h1,

h2,

h3,

h4,

h5,

h6,

div,

dl,

dt,

dd,

ul,

ol,

li,

blockquote,

pre,

hr,

figure,

table,

caption,

th,

td,

form,

fieldset,

legend,

input,

button,

textarea,

menu {

margin:0;

padding:0;

box-sizing: border-box;

}

html,

body {

/* 禁止选中文本 */

-webkit-user-select: none;

user-select: none;

font: Oswald,'Open Sans', Helvetica, Arial, sans-serif

}

/* 禁止长按链接与图片弹出菜单 */

img {

-webkit-touch-callout: none;

}

/*ios android去除自带阴影的样式*/

input {

-webkit-tap-highlight-color: rgba(0,0,0,0);

}

input[type="text"] {

-webkit-appearance: none;

}

3. 公共样式提取

/* 禁止选中文本 */

.usn{

-webkit-user-select:none;

-moz-user-select:none;

-ms-user-select:none;

-o-user-select:none;

user-select:none;

}

/* 浮动 */

.fl {float: left; }

.fr {float: right; }

.cf {zoom:1; }

.cf:after {

content:".";

display:block;

clear:both;

visibility:hidden;

height:0;

overflow:hidden;

}

/* 元素类型 */

.db {display: block; }

.dn {display: none; }

.di {display: inline }

.dib {display: inline-block;}

.transparent {opacity:0}

/*文字排版、颜色*/

.f12 { font-size:12px }

.f14 { font-size:14px }

.f16 { font-size:16px }

.f18 { font-size:18px }

.f20 { font-size:20px }

.fb { font-weight:bold }

.fn { font-weight:normal }

.t2 { text-indent:2em }

.red,a.red { color:#cc0031 }

.darkblue,a.darkblue { color:#039 }

.gray,a.gray { color:#878787 }

.lh150 { line-height:150% }

.lh180 { line-height:180% }

.lh200 { line-height:200% }

.unl { text-decoration:underline; }

.no_unl { text-decoration:none; }

.tl { text-align: left; }

.tc { text-align: center; }

.tr { text-align: right; }

.tj { text-align: justify; text-justify: inter-ideograph; }

.wn {/* 强制不换行 */

word-wrap:normal;

white-space:nowrap;

}

.wb {/* 强制换行 */

white-space:normal;

word-wrap:break-word;

word-break:break-all;

}

.wp {/* 保持空白序列*/

overflow:hidden;text-align:left;white-space:pre-wrap;word-wrap:break-word;word-break:break-all;

}

.wes {/* 多出部分用省略号表示 , 用于一行 */

overflow:hidden;

word-wrap:normal;

white-space:nowrap;

text-overflow:ellipsis;

}

.wes-2{/* 适用于webkit内核和移动端 */

display: -webkit-box;

-webkit-box-orient: vertical;

-webkit-line-clamp:2;

overflow: hidden;

}

.wes-3{

display: -webkit-box;

-webkit-box-orient: vertical;

-webkit-line-clamp:3;

overflow: hidden;

}

.wes-4{

display: -webkit-box;

-webkit-box-orient: vertical;

-webkit-line-clamp:4;

overflow: hidden;

}

/* 溢出样式 */

.ofh {overflow: hidden; }

.ofs {overflow: scroll; }

.ofa {overflow: auto; }

.ofv {overflow: visible; }

/* 定位方式 */

.ps {position:static; }

.pr {position: relative;zoom:1; }

.pa {position: absolute; }

.pf {position: fixed; }

/* 垂直对齐方式 */

.vt {vertical-align: top; }

.vm {vertical-align: middle; }

.vb {vertical-align: bottom; }

/* 鼠标样式 */

.csd {cursor:default; }

.csp {cursor: pointer; }

.csh {cursor: help; }

.csm {cursor: move; }

/* flex布局 */

.df-sb {

display:flex;

align-items: center;

justify-content: space-between;

}

.df-sa {

display:flex;

align-items: center;

justify-content: space-around;

}

/* 垂直居中 */

.df-c {

display: flex;

align-items: center;

justify-content: center;

}

.tb-c {

text-align:center;

display:table-cell;

vertical-align:middle;

}

.ts-c {

position: absolute;

left:50%; top:50%;

transform: translate(-50%,-50%);

}

.ts-mc {

position: absolute;

left:0;right:0;

bottom:0; top:0;

margin: auto;

}

/* 辅助 */

.mask-fixed-wrapper {

width:100%;

height:100%;

position: fixed;

left:0;top:0;

background: rgba(0,0,0,0.65);

z-index:999;

}

.bg-cover {

background-size: cover;

background-repeat: no-repeat;

background-position: center center;

}

.bg-cover-all {

background-size:100%100%;

background-repeat: no-repeat;

background-position: center center;

}

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JavaScript常用方法工具类封装2018-04-16

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