去除英文语句中连续重复单词的正则实现。

<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<title> New Document </title>
<meta name="Generator" content="EditPlus">
<meta name="Author" content="">
<meta name="Keywords" content="">
<meta name="Description" content="">
</head>
<body>
<script type="text/javascript">
var ss = "this is is my my first test test\n";
var re = /\b([a-z]+) +\1\b/gim; //创建正则表达式样式.
var rv = ss.replace(re,"$1"); //用一个单词替代两个单词.
alert(rv);
</script>
</body>
</html>

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