JQuery.validate.js 表单验证

官方网站:http://bassistance.de/jquery-plugins/jquery-plugin-validation/

API: http://jquery.bassistance.de/api-browser/plugins.html

默认校验规则

(1)required:true 必输字段

(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

(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

默认提示

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 gültiges 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_cn.js 中,在页面中引入:

<script src="../js/messages_cn.js" type="text/javascript"></script>

使用案例如下:

<form />

</div>

</form>

<script type="text/javascript">

$().ready(function () {

  $("#formLogin").validate({

    rules: {

      username: {

        required: true

      },

      password: {

        required: true

      },

      sex: {

        required: true

      },

      level: {

        required: true

      },

      favorite: {

        required: true

      }

    },

    messages: {

      username: {

        required: "please input username"

      },

      password: {

        required: "please input password"

      },

      sex: {

        required: "please select sex"

      },

      level: {

        required: "level requred"

      },

      favorite: {

        required: "favorite required"

      }

    },

    // 单选、多选的错误提示

    errorPlacement: function (error, element) { //指定错误信息位置

      if (element.is(':radio') || element.is(':checkbox')) { //如果是radio或checkbox

        var eid = element.attr('name'); //获取元素的name属性

        error.appendTo(element.parent()); //将错误信息添加当前元素的父结点后面

      } else {

        error.insertAfter(element);

      }

    }

  });

});

$("#submit").click(function () {

  $("#submit").submit();

});

</script>

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