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:

原文地址:https://www.cnblogs.com/jessiechen/p/4829873.html