[英]How to deep copy an object in javascript as object not as array
How to deep copy an object in javascript as object not as array 如何在JavaScript中将对象深复制为对象而不是数组
var x = {attr1: "value", attr2: "value"};
var y = $.extend(true, [], x);
var z = $.extend(true, [], x);
alert($.type(x)); // object
alert($.type(y)); // array [ why not object too ]
alert($.type(z)); // array [ why not object too ]
Instead of 代替
var y = $.extend(true, [], x);
Try 尝试
var y = $.extend(true, {}, x);
^^--------- Empty object instead of empty Array
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