文本内容用正则表达式替换换行符—JavaScript学习心得|开优网络原创整理

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>后台读取文本内容用正则表达式替换换行符\n\r</title>
</head>
<body>

<script>
var text = '';
var regR = /\r/g;
var regN = /\n/g;
text = text.replace(regR,"<br />").replace(regN,"<br />");
//接着可以使用文本内容了
</script>

</body>
</html>