javascript - javascipt json 转数组 大神来

问题描述

[{'xc_images':'http://vrjx.zhed.com/Public/mht.jpg'},{'xc_images':'http://vrjx.zhed.com/Public/mht.jpg'},{'xc_images':'http://vrjx.zhed.com/Public/lz.jpg'}]这样的json怎么转化为 [’http://vrjx.zhed.com/Public/mht.jpg’, ’http://vrjx.zhed.com/Public/mht.jpg’, ’http://vrjx.zhed.com/Public/mht.jpg’]用JavaScript 怎么转

问题解答

var arr =[{'xc_images':'http://vrjx.zhed.com/Public/mht.jpg'},{'xc_images':'http://vrjx.zhed.com/Public/mht.jpg'},{'xc_images':'http://vrjx.zhed.com/Public/lz.jpg'}];res = arr.map(function(i){return i.xc_images;})['http://vrjx.zhed.com/Public/mht.jpg', 'http://vrjx.zhed.com/Public/mht.jpg', 'http://vrjx.zhed.com/Public/lz.jpg']回答2：

jsonData.map(function (item) { return item.xc_images })回答3：

var a = [{'xc_images':'http://vrjx.zhed.com/Public/mht.jpg'},{'xc_images':'http://vrjx.zhed.com/Public/mht.jpg'},{'xc_images':'http://vrjx.zhed.com/Public/lz.jpg'}];var res = a.map(e => e.xc_images); console.log(res);

将字符串转成对象再操作