我从服务器调用中收到一个JSON字符串,格式如下:
{"0":{"jpgN":"2","spread_value":"392.22","relevant_new":"text"},"1":{"jpgN":"1","spread_value":"395.28","relevant_new":"text"},"count":2}
使用RegExp,有没有办法用字符串"http://mydomain.com/keyValue.jpg"
替换任何关键jpgN的值(例如"http://mydomain.com/2.jpg"
)?
答案 0 :(得分:2)
将"jpgN":"([^"]+)"
替换为"jpgN":"http://mydomain.com/$1.jpg"
。
但最好使用编程语言解析json并更改值。
答案 1 :(得分:1)
那样的东西?
var json = {"0":{"jpgN":"2","spread_value":"392.22","relevant_new":"text"},"1":{"jpgN":"1","spread_value":"395.28","relevant_new":"text"},"count":2};
var s = JSON.stringify(json);
s.replace(/\"jpgN\":\"(\w+)\"/g, "\"jpgN\":\"http://mydomain.com/$1.jpg\"");