polyfill.min.js 4.2 KB

1
  1. if(!Array.prototype.forEach){Array.prototype.forEach=function(callback){var _arr=this;var val,j;for(var i in _arr){if(_arr.hasOwnProperty(i)){j=parseInt(i);val=_arr[j];callback(val,j,_arr)}}}}if(!Array.prototype.map){Array.prototype.map=function(callback){var _arr=[];this.forEach(function(el,i,arr){_arr.push(callback(el,i,arr))});return _arr}}if(!Array.prototype.filter){Array.prototype.filter=function(callback){var _arr=[];this.forEach(function(el,i,arr){if(callback(el,i,arr)){_arr.push(el)}});return _arr}}if(!Array.prototype.find){Array.prototype.find=function(callback){var _arr=this;var val,j;for(var i in _arr){if(_arr.hasOwnProperty(i)){j=parseInt(i);val=_arr[j];if(callback(val,j,_arr)){return val}}}return null}}if(!Array.prototype.findIndex){Array.prototype.findIndex=function(callback){var _arr=this;var val,j;for(var i in _arr){if(_arr.hasOwnProperty(i)){j=parseInt(i);val=_arr[j];if(callback(val,j,_arr)){return j}}}return-1}}if(!Array.prototype.reduce){Array.prototype.reduce=function(callback){var _arr=this,len=_arr.length,a=_arr[0],b=_arr[1];a=callback(a,b,0,_arr);for(var i=1;i<len-2;i++){if(_arr.hasOwnProperty(i)){b=_arr[i+1];a=callback(a,b,i,_arr)}}return a}}if(!Array.prototype.reduceRight){Array.prototype.reduceRight=function(callback){var _arr=this,len=_arr.length,a=_arr[len-1],b=_arr[len-2];a=callback(a,b,0,_arr);for(var i=len-2;i>0;i--){if(_arr.hasOwnProperty(i)){b=_arr[i-1];a=callback(a,b,len-i-1,_arr)}}return a}}if(!Array.prototype.some){Array.prototype.some=function(callback){var _arr=this;var val,j;for(var i in _arr){if(_arr.hasOwnProperty(i)){j=parseInt(i);val=_arr[j];if(callback(val,j,_arr)){return true}}}return false}}if(!Array.prototype.every){Array.prototype.every=function(callback){var _arr=this;var val,j;for(var i in _arr){if(_arr.hasOwnProperty(i)){j=parseInt(i);val=_arr[j];if(!callback(val,j,_arr)){return false}}}return true}}if(!Array.prototype.indexOf){Array.prototype.indexOf=function(el){var _arr=this;var val;for(var i in _arr){val=_arr[i];if(_arr.hasOwnProperty(i)&&val===el){return parseInt(i)}}return-1}}if(!Function.prototype.bind){Function.prototype.bind=function(){var fn=this,slice=Array.prototype.slice,presetArgs=slice.call(arguments),context=presetArgs.shift();return function(){return fn.apply(context,presetArgs.concat(slice.call(arguments)))}}}if(typeof Object.assign!="function"){Object.assign=function(target){if(target===undefined||target===null){throw new TypeError("Cannot convert undefined or null to object")}var output=Object(target);for(var index=1;index<arguments.length;index++){var source=arguments[index];if(source!==undefined&&source!==null){for(var nextKey in source){if(source.hasOwnProperty(nextKey)){output[nextKey]=source[nextKey]}}}}return output}}if(typeof Object.create!=="function"){Object.create=function(o){function F(){}F.prototype=o?o:Object;F.prototype.constructor=F;return new F}}if(!Object.keys){Object.keys=function(){"use strict";var hasOwnProperty=Object.prototype.hasOwnProperty,hasDontEnumBug=!{toString:null}.propertyIsEnumerable("toString"),dontEnums=["toString","toLocaleString","valueOf","hasOwnProperty","isPrototypeOf","propertyIsEnumerable","constructor"],dontEnumsLength=dontEnums.length;return function(obj){if(typeof obj!=="object"&&(typeof obj!=="function"||obj===null)){throw new TypeError("Object.keys called on non-object")}var result=[],prop,i;for(prop in obj){if(hasOwnProperty.call(obj,prop)){result.push(prop)}}if(hasDontEnumBug){for(i=0;i<dontEnumsLength;i++){if(hasOwnProperty.call(obj,dontEnums[i])){result.push(dontEnums[i])}}}return result}}()}!function(window){if(!window.console){window.console={}}var con=window.console;var prop,method;var dummy=function(){};var properties=["memory"];var methods=("assert,clear,count,debug,dir,dirxml,error,exception,group,groupCollapsed,groupEn"+"d,info,log,markTimeline,profile,profiles,profileEnd,show,table,time,timeEnd,time"+"line,timelineEnd,timeStamp,trace,warn").split(",");while(prop=properties.pop())if(!con[prop])con[prop]={};while(method=methods.pop())if(!con[method])con[method]=dummy;Array.isArray||(Array.isArray=function(arr){return Object.prototype.toString.call(arr)=="[object Array]"});Object.is||(Object.is=function is(x,y){if(x===y){return x!==0||y!==0||1/x===1/y}else{return x!==x&&y!==y}})}(window);