jQuery Validate 插件[表单验证]

  在客户端添加信息提交表单时咱们常常须要作一些验证,好比验证不能为空,验证客户输入手机格式,验证客户输入email,url等的格式,咱们能够经过EL表达式结合js 进行自主验证,今天总结一个JQuery 插件,进行简单的验证javascript

     首先咱们来看一个简单的例子,咱们须要自动验证是否为空及格式是否正确css

<form class="form-horizontal" id="userBaseForm" method="post">
    <div class="form-group form-md-line-input" >
        <label class="col-sm-2 col-xs-2 control-label" for="form_control_1"><b>用户帐号</b></label>
	<div class="col-sm-10 col-xs-10">
	  <input id="userNo" name="userNo" placeholder="请填写用户帐号(小写字母和数字组合),不能超过14个字符!" class="form-control" />
	  <div class="form-control-focus"></div>
	  <span class="help-block">请填写用户帐号!</span>
	</div>
       </div>
       <div class="form-group form-md-line-input" >
         <label class="col-sm-2 col-xs-2 control-label" for="form_control_1"><b>用户名称</b></label>
	 <div class="col-sm-10 col-xs-10">
	    <input id="userName" name="userName" placeholder="请填写用户名称,不能超过8个字符!" class="form-control" />
	   <div class="form-control-focus"></div>
	   <span class="help-block">请填写用户名称!</span>
	 </div>
       </div>
       <div class="form-group form-md-line-input" >
	<label class="col-sm-2 col-xs-2 control-label" for="form_control_1"><b>角色</b></label>
	<div class="col-sm-10 col-xs-10">
	   <select class="form-control" data-live-search="true" name="ext1Int" id="ext1Int">
	    <c:forEach items="${roles}" var="role" >
	    <option value="${role.roleId}" <c:if test="${role.roleId==9}">
		selected = selected
		</c:if> >${role.roleName}</option>
	    </c:forEach>
	  </select>
	</div>
    </div>
       <div class="form-group form-md-line-input" >
	<label class="col-sm-2 col-xs-2 control-label" for="form_control_1"><b>联系电话</b></label>
	<div class="col-sm-10 col-xs-10">
	  <input id="userTel" name="userTel" placeholder="请填写联系电话名称,不能超过11个字符!" class="form-control"/>
	  <div class="form-control-focus"></div>
	  <span class="help-block">请填写联系电话!</span>
        </div>
       </div>
       <div class="form-group form-md-line-input" >
	<label class="col-sm-2 col-xs-2 control-label" for="form_control_1"><b>电子邮箱</b></label>
	<div class="col-sm-10 col-xs-10">
	   <input id="userEmail" name="userEmail" placeholder="请填写电子邮箱名称,不能超过20个字符!" class="form-control" />
	   <div class="form-control-focus"></div>
	  <span class="help-block">请填写电子邮箱!</span>
        </div>
       </div>
</form>
 

  而后js用validatehtml

	<script type="text/javascript">
	   $(function(){
		   $("#userBaseForm").validate({
	   			  errorElement用什么标签标记错误,默认是 label,咱们设置为span: 'span',
	   			  errorClass指定错误提示的 css 类名,能够自定义错误提示的样式。:'help-block help-block-error',
	   			  focusInvalid提交表单后,未经过验证的表单(第一个或提交以前得到焦点的未经过验证的表单)会得到焦点。): false,
                     ignore(忽略某些信息不验证
): '',
	   			  rules(要求): {userNo: {required必填字段): true,pattern(验证格式):/^[a-z\d]{5,15}$/,remote(异步验证):{type:'post',url:CONSTANT_PATH+'/user/nameVaild',data: {userNo:function(){return $("#userNo").val();}},dataType: "json",dataFilter:function (data){return data;}}},
	   				      userName:{required: true,pattern:/^[\u4e00-\u9fa5]{2,10}$/},userTel:{required: true,mobileCN:true},userEmail:{required: true,email:true}},
	   			  messages(不符合规则是显示的信息):{userNo:{pattern(验证格式不经过时显示的信息):'用户帐号格式非法!',remote(异步验证不成功时显示的信息):'该帐号已经存在!'},userName:{pattern:'真实用户名格式非法,必须是中文!'}},
	   			  errorPlacement: function(error,element){error.insertAfter(element);},
	    		          highlight: function(element) {$(element).closest('.form-group').addClass('has-error');},
				  unhighlight: function(element) {$(element).closest('.form-group').removeClass('has-error');},
				  success(成功后对应操做): function(label) {label.closest('.form-group').removeClass('has-error');},
	   			  submitHandler(提交对应操做):function(form){(用ajax方式提交form表单)
	   				 $.ajax({url:CONSTANT_PATH+"/user/addUserBase",type:"POST",data:$("#userBaseForm").serialize(),
	   					     beforeSend:function(){layer.load();},
	   					     success:function(data){
	   					    	 if(data.flg) {
	   					    		parentSucc();
	   					    		window.parent.reloadFrame();
	   					    		closeParentDialog();
	   					          } 
	   					    	 else{
	   					    		parentError(data.errorMsg); 
	   					    	 }
	   					     }});
	   			      return false;
	   			  }});
	   });
	   function uptInfoForm(){
	      $("#userBaseForm").submit();
	   }
	</script>

  这样即可实现以下操做java

 

下一篇见详细介绍validate,该插件可在官网下载https://jqueryvalidation.org/jquery

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