例如,从这两个对象:
var object1 = {
"color": "yellow",
"size" : null,
"age" : 7,
"weight" : null
}
var object2 = {
"color": "blue",
"size" : 51,
"age" : null
}
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我想要这个(对象2覆盖对象1,除了null属性或他没有的属性):
{
"color": "blue",
"size" : 51,
"age" : 7,
"weight" : null
}
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angular.extend(object1,object2)可以工作,但会将age属性覆盖为null