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24 lines
522 B
JavaScript
24 lines
522 B
JavaScript
//本文件功能为原生对象的方法扩展
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/**
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* 获取对象的值
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* 原生的有Object.keys, 但不知道为啥不添加个Object.values方法
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* @param {[type]} obj [description]
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* @return {[type]} [description]
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*/
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Object.values = function(obj){
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return Object.keys(obj).map(function(item){
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return obj[item];
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})
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}
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/**
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* 数组求和
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* @return {[type]} [description]
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*/
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Array.prototype.sum = function(){
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var count = 0;
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this.forEach(function(item){
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count += item;
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})
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return count;
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} |