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songzhiyong/JS-reg

Created November 28, 2013 09:23
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6-20字符 javascript
Raw
JS-reg
<script src="https://ajax.googleapis.com/ajax/libs/jquery/1.8.3/jquery.min.js"></script>
<script type='text/javascript'>
var reg=/^[\w\_\-]{6,20}$/;
alert(reg.test("12345"));
alert(reg.test("12345+"));
alert(reg.test("12345a-_"));
</script>
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