用JS判断号码

<!DOCTYPE html>

<html lang="en">

<head>

    <meta charset="UTF-8">

    <title>Document</title>

</head>

<body>

    <script type="text/javascript">

        String.prototype.Trim = function() {

            var m = this.match(/^\s*(\S+(\s+\S+)*)\s*$/);

            return (m == null) ? "" : m[1];

        }

        String.prototype.isMobile = function() {

            return (/^(?:13\d|15[89])-?\d{5}(\d{3}|\*{3})$/.test(this.Trim()));

        }

        String.prototype.isTel = function()

        {

        //"兼容格式: 国家代码(2到3位)-区号(2到3位)-电话号码(7到8位)-分机号(3位)"

        //return (/^(([0\+]\d{2,3}-)?(0\d{2,3})-)?(\d{7,8})(-(\d{3,}))?$/.test(this.Trim()));

            return (/^(([0\+]\d{2,3}-)?(0\d{2,3})-)(\d{7,8})(-(\d{3,}))?$/.test(this.Trim()));

        }

        function chkForm() {

            with(document.form1){

            if (tel.value.isMobile()||tel.value.isTel()) {

            tel.value = tel.value.Trim();

            alert("您的电话/手机号码是:" + tel.value);

            return true;

        }

        else {

            alert("请输入正确的手机号码或电话号码\n\n例如:13916752109或0712-3614072");

            tel.focus();

            return false;

            }

        }

    }

    </script>

    <form name="form1" method="post" action="" >

        <input type="text" name="tel" value="13916752109" size="15" />

        <input type="button" value="测 试" onclick="return chkForm()"/>

    </form>

</body>

</html>
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用JS判断号码

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