<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>hh</title>
<style type="text/css">
</style>
<script language="JavaScript">
var str="Paul,Paula,paul,sPaul,Paul";
var strNew=str.replace(/Paul/g,"Ringo");
alert(strNew);
</script>
</head>
<body>
</body>
</html>
参考与脚本之家
原文：https://www.cnblogs.com/ghostandgod/p/9866030.html