1、替換特定字符 <html> <body>
<script type="text/javascript">
var str="Visit Microsoft!" document.write(str.replace(/Microsoft/,"W3School"))
</script> </body> </html> 2、全局替換 <html> <body>
<script type="text/javascript">
var str="Welcome to Microsoft! "; str=str + "We are proud to announce that Microsoft has "; str=str + "one of the largest Web Developers sites in the world."; document.write(str.replace(/Microsoft/g, "W3School"));
</script>
</body> </html>
js中replace的用法(兩種常用舉例,還有好多用法不一一列舉) |