// 引入进去
<script>
function ajax(options) {
options = options || {};
options.type = (options.type || "GET").toUpperCase();
options.dataType = options.dataType || 'json';
options.async = options.async || true;
options.timeout=options.timeout||8000;//超时处理，默认8s
var params = getParams(options.data);
var timeoutFlag=null;
var xhr;
var that=this;
if (window.XMLHttpRequest) {
xhr = new XMLHttpRequest();
} else {
xhr = new ActiveXObject('Microsoft.XMLHTTP')
}
xhr.onreadystatechange = function() {
if(options.dataType === 'json'){
if (xhr.readyState == 4) {
window.clearTimeout(that.timeoutFlag);
var status = xhr.status;
if (status >= 200 && status < 300) {
// 如果需要像 html 表单那样 POST 数据，请使用 setRequestHeader() 来添加 http 头。
options.success && options.success(xhr.responseText, xhr.responseXML);
} else {
options.fail && options.fail(status);
}
}
} else {
if (xmlHttp.readyState == 4 && xmlHttp.status == 200) {
window.clearTimeout(that.timeoutFlag);
var oScript = document.createElement('script');
document.body.appendChild(oScript);
var callbackname = 'ajaxCallBack'
oScript.src = options.url + "?" + params+'&callback='+callbackname;
window['ajaxCallBack'] = function(data) {
options.success(data);
document.body.removeChild(oScript);
};
}
}
};
if (options.type == 'GET') {
xhr.open("GET", options.url + '?' + params, options.async);
xhr.send(null)
} else if (options.type == 'POST') {
xhr.open('POST', options.url, options.async);
if(options.contentType=="undefined"||options.contentType==null){
xhr.setRequestHeader('Content-Type', 'application/x-www-form-urlencoded');
xhr.send(params);
}else{
xhr.setRequestHeader('Content-Type', options.contentType);
xhr.send(JSON.stringify(options.data));
}
}
this.timeoutFlag=window.setTimeout(function(){//计时器，超时后处理
window.clearTimeout(that.timeoutFlag);
//options.fail("timeout");
xhr.abort();
}.bind(this),options.timeout);
}
function getParams(data) {
var arr = [];
for (var param in data) {
arr.push(encodeURIComponent(param) + '=' + encodeURIComponent(data[param]));
}
return arr.join('&');
}
</script>
// 使用
<script>
ajax({
url: "https://xxx.xxx.xxx.xxx/router/rest", //请求地址
type: 'GET', //请求方式
async:true,//同步异步设置
timeout:8000,//超时设置
data: {
userName:$("#username").val(),
phoneNumber:$("#userphone").val(),
orderType:'8',
requirementDetail:'',
method:'homedecapi.decOrder.insertDecOrder',
orderSource:'无忧居官网PC'
}, //请求参数
success: function(response, xml) {
if(JSON.parse(response).decOrder_insertDecOrder_response){
// alert("预约成功")
$("#mypopup").css('display','block')
}else{
alert("预约失败")
}
},
fail: function(status) {
console.log('状态码为' + status); // 此处为请求失败后的回调
}
});
</script>
