用javascript的正则表达式来验证Email地址是否格式正确

  • 来源: 互联网 作者: rocket   2008-03-20/13:18
  • 1// 检查 E-mail 是否已被注册
     2    function CheckExists()
     3    {
     4        var e = document.getElementById("mailaddress").value;
     5        if(e != "") {
     6            if(!/(\S)+[@]{1}(\S)+[.]{1}(\w)+/.test(e))
     7            {
     8                alert("请输入格式正确的 e-mail 地址!");
     9                var email = document.getElementById ( "mailaddress" );
    10                email.value = "";
    11                email.focus ();
    12            }
    13            else
    14            {
    15                QuickRegisterBox.IsEMailExists(e, CheckExists_Callback);
    16            }
    17        }
    18    }

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