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复制过来的数组比较怎么会是false？

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麦丽娇

#1 Created at ... [Delete] [Delete and Lock User] 
在此插入代码var arr = ['A', 'B', 'C', 'D', 'E', 'F', 'G'];
var aCopy = arr.slice();
aCopy; // ['A', 'B', 'C', 'D', 'E', 'F', 'G']
aCopy === arr; // false
false

复制过来的数组比较怎么会是false？

廖雪峰

#2 Created at ... [Delete] [Delete and Lock User]

数组比较是比对象是否是同一个对象，如果要比较内容，用underscore _.isEqual

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