// 函数节流
let firstEnter = true
export const throttle = (context, func, delay) => function (...args) {
if (firstEnter) { // firstEnter为true允许触发
func.apply(context, args);
firstEnter = false // 防止连续触发
const timer = setTimeout(() => { // 一段时间后再次允许触发
firstEnter = true
clearTimeout(timer)
}, delay)
}
}
// 提示弹窗
export const tipPop = (constext, type, message, duration) => {
constext.$message({
type,
message,
duration,
})
}
// 弹窗节流
export const throttleTipPop = (context, type, message, delay = 2000) => {
throttle(context, tipPop, delay)(context, type, message, delay)
}
//数组中相同的对象去重
export function deteleObject(obj) {
var uniques = [];
var stringify = {};
for (var i = 0; i < obj.length; i++) {
var keys = Object.keys(obj[i]);
keys.sort(function(a, b) {
return (Number(a) - Number(b));
});
var str = '';
for (var j = 0; j < keys.length; j++) {
str += JSON.stringify(keys[j]);
str += JSON.stringify(obj[i][keys[j]]);
}
if (!stringify.hasOwnProperty(str)) {
uniques.push(obj[i]);
stringify[str] = true;
}
}
uniques = uniques;
return uniques;
}
