53 lines
1022 B
JavaScript
53 lines
1022 B
JavaScript
/**
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*
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* @authors yutent (yutent@doui.cc)
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* @date 2017-02-27 18:02:56
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*
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*/
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"use strict";
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// 对象合并
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if(!Object.prototype.merge){
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Object.defineProperty(Object.prototype,
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'merge',
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{
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value: function(){
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let args = Array.from(arguments)
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if(args.length < 1 || typeof args[0] !== 'object')
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return this
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args.unshift(this)
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Object.assign.apply(null, args)
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return this
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},
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enumerable: false,
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writable: true
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})
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}
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/**
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* [ 判断对象/数组是否为空]
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* eg.
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* Object.empty(obj/arr)
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*/
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if(!Object.empty){
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Object.defineProperty(Object,
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'empty',
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{
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value: function(obj){
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try{
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for(let i in obj){
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return false
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}
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}catch(e){}
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return true
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},
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enumerable: false
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})
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}
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