• jquery-validation验证插件


    参考网站:菜鸟教程

    一.导入js

    <script src="http://static.runoob.com/assets/jquery-validation-1.14.0/lib/jquery.js"></script>
    <script src="http://static.runoob.com/assets/jquery-validation-1.14.0/dist/jquery.validate.min.js"></script>

    二.默认校验规则

    序号规则描述
    1 required:true 必须输入的字段。
    2 remote:"check.php" 使用 ajax 方法调用 check.php 验证输入值。
    3 email:true 必须输入正确格式的电子邮件。
    4 url:true 必须输入正确格式的网址。
    5 date:true 必须输入正确格式的日期。日期校验 ie6 出错,慎用。
    6 dateISO:true 必须输入正确格式的日期(ISO),例如:2009-06-23,1998/01/22。只验证格式,不验证有效性。
    7 number:true 必须输入合法的数字(负数,小数)。
    8 digits:true 必须输入整数。
    9 creditcard: 必须输入合法的信用卡号。
    10 equalTo:"#field" 输入值必须和 #field 相同。
    11 accept: 输入拥有合法后缀名的字符串(上传文件的后缀)。
    12 maxlength:5 输入长度最多是 5 的字符串(汉字算一个字符)。
    13 minlength:10 输入长度最小是 10 的字符串(汉字算一个字符)。
    14 rangelength:[5,10] 输入长度必须介于 5 和 10 之间的字符串(汉字算一个字符)。
    15 range:[5,10] 输入值必须介于 5 和 10 之间。
    16 max:5 输入值不能大于 5。
    17 min:10 输入值不能小于 10。

    三、默认的提示

    messages: {   
       required: "This field is required.",
        remote: "Please fix this field.",
        email: "Please enter a valid email address.",
        url: "Please enter a valid URL.",
        date: "Please enter a valid date.",
        dateISO: "Please enter a valid date (ISO).",
        dateDE: "Bitte geben Sie ein gltiges Datum ein.",
        number: "Please enter a valid number.",
        numberDE: "Bitte geben Sie eine Nummer ein.",
        digits: "Please enter only digits",
        creditcard: "Please enter a valid credit card number.",
        equalTo: "Please enter the same value again.",
        accept: "Please enter a value with a valid extension.",
        maxlength: $.validator.format("Please enter no more than {0} characters."),
        minlength: $.validator.format("Please enter at least {0} characters."),
        rangelength: $.validator.format("Please enter a value between {0} and {1} characters long."),
        range: $.validator.format("Please enter a value between {0} and {1}."),
        max: $.validator.format("Please enter a value less than or equal to {0}."),
        min: $.validator.format("Please enter a value greater than or equal to {0}.")
    },

    如需要修改,可在js代码中加入:

    jQuery.extend(jQuery.validator.messages, {
    required: "必选字段",
    remote: "请修正该字段",
    email: "请输入正确格式的电子邮件",
    url: "请输入合法的网址",
    date: "请输入合法的日期",
    dateISO: "请输入合法的日期 (ISO).",
    number: "请输入合法的数字",
    digits: "只能输入整数",
    creditcard: "请输入合法的信用卡号",
    equalTo: "请再次输入相同的值",
    accept: "请输入拥有合法后缀名的字符串",
    maxlength: jQuery.validator.format("请输入一个长度最多是 {0} 的字符串"),
    minlength: jQuery.validator.format("请输入一个长度最少是 {0} 的字符串"),
    rangelength: jQuery.validator.format("请输入一个长度介于 {0} 和 {1} 之间的字符串"),
    range: jQuery.validator.format("请输入一个介于 {0} 和 {1} 之间的值"),
    max: jQuery.validator.format("请输入一个最大为 {0} 的值"),
    min: jQuery.validator.format("请输入一个最小为 {0} 的值")
    });

    推荐做法,将此文件放入messages_zh.js中,在页面中引入

    <script src="jquery-validation-1.14.0/dist/localization/messages_zh.js"></script>

    使用方式

    1、将校验规则写到控件中

    <script src="http://static.runoob.com/assets/jquery-validation-1.14.0/lib/jquery.js"></script>
    <script src="http://static.runoob.com/assets/jquery-validation-1.14.0/dist/jquery.validate.min.js"></script>
    <script src="http://static.runoob.com/assets/jquery-validation-1.14.0/dist/localization/messages_zh.js"></script>
    <script>
    $.validator.setDefaults({
        submitHandler: function() {
          alert("提交事件!");
        }
    });
    $().ready(function() {
        $("#commentForm").validate();
    });
    </script>
    
    <form class="cmxform" id="commentForm" method="get" action="">
      <fieldset>
        <legend>输入您的名字,邮箱,URL,备注。</legend>
        <p>
          <label for="cname">Name (必需, 最小两个字母)</label>
          <input id="cname" name="name" minlength="2" type="text" required>
        </p>
        <p>
          <label for="cemail">E-Mail (必需)</label>
          <input id="cemail" type="email" name="email" required>
        </p>
        <p>
          <label for="curl">URL (可选)</label>
          <input id="curl" type="url" name="url">
        </p>
        <p>
          <label for="ccomment">备注 (必需)</label>
          <textarea id="ccomment" name="comment" required></textarea>
        </p>
        <p>
          <input class="submit" type="submit" value="Submit">
        </p>
      </fieldset>
    </form>

    2、将校验规则写到 js 代码中

    $().ready(function() {
    // 在键盘按下并释放及提交后验证提交表单
      $("#signupForm").validate({
        rules: {
          firstname: "required",
          lastname: "required",
          username: {
            required: true,
            minlength: 2
          },
          password: {
            required: true,
            minlength: 5
          },
          confirm_password: {
            required: true,
            minlength: 5,
            equalTo: "#password"
          },
          email: {
            required: true,
            email: true
          },
          topic: {
            required: "#newsletter:checked",
            minlength: 2
          },
          agree: "required"
        },
        messages: {
          firstname: "请输入您的名字",
          lastname: "请输入您的姓氏",
          username: {
            required: "请输入用户名",
            minlength: "用户名必需由两个字母组成"
          },
          password: {
            required: "请输入密码",
            minlength: "密码长度不能小于 5 个字母"
          },
          confirm_password: {
            required: "请输入密码",
            minlength: "密码长度不能小于 5 个字母",
            equalTo: "两次密码输入不一致"
          },
          email: "请输入一个正确的邮箱",
          agree: "请接受我们的声明",
          topic: "请选择两个主题"
        }
    });

    messages 处,如果某个控件没有 message,将调用默认的信息

    <form class="cmxform" id="signupForm" method="get" action="">
      <fieldset>
        <legend>验证完整的表单</legend>
        <p>
          <label for="firstname">名字</label>
          <input id="firstname" name="firstname" type="text">
        </p>
        <p>
          <label for="lastname">姓氏</label>
          <input id="lastname" name="lastname" type="text">
        </p>
        <p>
          <label for="username">用户名</label>
          <input id="username" name="username" type="text">
        </p>
        <p>
          <label for="password">密码</label>
          <input id="password" name="password" type="password">
        </p>
        <p>
          <label for="confirm_password">验证密码</label>
          <input id="confirm_password" name="confirm_password" type="password">
        </p>
        <p>
          <label for="email">Email</label>
          <input id="email" name="email" type="email">
        </p>
        <p>
          <label for="agree">请同意我们的声明</label>
          <input type="checkbox" class="checkbox" id="agree" name="agree">
        </p>
        <p>
          <label for="newsletter">我乐意接收新信息</label>
          <input type="checkbox" class="checkbox" id="newsletter" name="newsletter">
        </p>
        <fieldset id="newsletter_topics">
          <legend>主题 (至少选择两个) - 注意:如果没有勾选“我乐意接收新信息”以下选项会隐藏,但我们这里作为演示让它可见</legend>
          <label for="topic_marketflash">
            <input type="checkbox" id="topic_marketflash" value="marketflash" name="topic">Marketflash
          </label>
          <label for="topic_fuzz">
            <input type="checkbox" id="topic_fuzz" value="fuzz" name="topic">Latest fuzz
          </label>
          <label for="topic_digester">
            <input type="checkbox" id="topic_digester" value="digester" name="topic">Mailing list digester
          </label>
          <label for="topic" class="error">Please select at least two topics you'd like to receive.</label>
        </fieldset>
        <p>
          <input class="submit" type="submit" value="提交">
        </p>
      </fieldset>
    </form>
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  • 原文地址:https://www.cnblogs.com/forfly/p/7444163.html
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