验证日期格式
<HTML> <HEAD> <meta name=vs_targetSchema content="HTML 4.0"> <meta name=vs_defaultClientScript content="JavaScript"> <script language="javascript"> function check(){ var a=/^\d{3}-(0?|1)-(0?||3)$/ ; if (!document.getElementById("test").value.match(a) ){ alert("日期格式不正确!") return false } else return true } </script></HEAD> <BODY> <form name="form1" id="form1"> <input id="test" type=text name="test" /></form> </BODY> </HTML>
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