<script type="text/javascript">
var arr = [
{key: 1, value: "10"},
{key: 2, value: "20"},
{key: 3, value: "30"}
];
var newArr = arr.map(function(obj,index,array) {
var rObj=[];
rObj=obj.value;
return rObj;
});
console.log(newArr);
</script>
输出结果:["10", "20", "30"]
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