js字符串替换问题

Question

如何把字符串val('${1}')替换为that.findItem('${1}').content,感谢！

Answer 1

试试

let str = "val('${xxx}')";
let ans = str.replace(/val\('(.*)'\)/,"that.findItem('$1').content");

如果是多个匹配，用非贪婪模式

let ans = str.replace(/val\('(.*?)'\)/g,"that.findItem('$1').content");