手机号截取

DOCTYPE html>
<html>
<head lang="en">
    <meta charset="UTF-8">
    <title>title>
    <script src="jquery-1.7.2.js">script>
    <script type="text/javascript">
        $(document).ready(function () {
            $("#phone").focusout(function () {
                $("#phone").val($("#phone").val().substring(0, 3) + "****" + $("#phone").val().substring(7, 11));
            });
        });

    script>
head>
<body>
<input type="text" id="phone" placeholder="请输入手机号"  />
body>
html>

测试结果:

转载于:https://www.cnblogs.com/jessiechen/p/4829873.html

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