// 待處理數(shù)據(jù)let arrData = [{name: 'A4', num: '4'},{name:'A2', num:'2'},{name...

姓名 function sub(str){ if(typeof str == 'string'){ let ruten = str....

/** * floatOPS 包含加減乘除四個(gè)方法剃根，能確保浮點(diǎn)數(shù)運(yùn)算不丟失精度 * * 我們知道計(jì)算機(jī)編程語(yǔ)言里浮點(diǎn)數(shù)計(jì)算會(huì)存在精度丟失問(wèn)題（或...

function isObject (obj) { return obj !==null &&typeof obj ==='object' }

// 對(duì)字符串進(jìn)行加密function compileStr (code) { var c = String.fromCharCode(code...

function dateFormat (date, fmt = 'yyyy-MM-dd') { if (!date) { return ...

let getArrIndex = function(arr, obj) {let index = null;let key = Object....

function (string) {return (string || 0).toString().replace(/(\d)(?=(?:\d...

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