摘要: var str = "abcdefsafsf"; var subStr = "f"; var reg = new RegExp(subStr,"gi");//等价于/f/gi str = str.replace( reg, subStr+','); console.log(reg); console 阅读全文
posted @ 2019-07-11 13:18 智走 阅读(140) 评论(0) 推荐(0)