rules: {
name:{
required:true,
rangelength:[1,20]
},
validateCode: {
required:true,
number:true,
rangelength:[5,5]
}
},
messages: {
name: {
required: "请输入命令名",
rangelength: jQuery.format("长度请控制在{0} ~ {1}")
},
validateCode: {
required: "请输入验证码",
number: "请输入数字",
rangelength: jQuery.format("长度必须是5位")
}
},
success: function(label) {
label.addClass("error checked");
},
submitHandler: function(form) {
if($("#RegionId").val() == '0'){
$("#citySelect").attr("class","error").html('请选择区域').show();
$("#RegionId").attr("class","error");
}else{
$("#RegionId").attr("class","valid");
$("#citySelect").attr("class","valid").html('success').show();
form.submit();
}
}
});

<td>
<input type="text" maxlength="30" value="" id="name" name="name">
<label for="name" generated="true">请输入命令名</label>
//错误信息会自动根在输入框的后面。
</td>

rules: {
name:{
required:true,
rangelength:[1,20]
},
validateCode: {
required:true,
number:true,
rangelength:[5,5]
}
},
messages: {
name: {
required: "请输入命令名",
rangelength: jQuery.format("长度请控制在{0} ~ {1}")
},
validateCode: {
required: "请输入验证码",
number: "请输入数字",
rangelength: jQuery.format("长度必须是5位")
}
},
errorPlacement: function(error, element) { //错误信息位置设置方法
error.appendTo( element.parent().next() ); //这里的element是录入数据的对象
},
success: function(label) {
label.addClass("error checked");
},
submitHandler: function(form) {
if($("#RegionId").val() == '0'){
$("#citySelect").attr("class","error").html('请选择区域').show();
$("#RegionId").attr("class","error");
}else{
$("#RegionId").attr("class","valid");
$("#citySelect").attr("class","valid").html('success').show();
form.submit();
}
}
});

<tr>
<th><label for="name" id="lname"><code title="必填">*</code>命令名称</label></th>
<td><input type="text" maxlength="30" value="" id="name" name="name"></td>
<td><label for="name" generated="true">请输入命令名</label></td>
//错误信息跑到这儿来了，
</tr>