Whats comes closest to that is the validation plugin:
http://bassistance.de/jquery-plugins/jquery-plugin-validation/

You can pass messages to the internal showErrors method:
http://docs.jquery.com/Plugins/Validation/Validator/showErrors

Jörn

On Sat, Sep 27, 2008 at 11:56 AM, Jiří Němec <[EMAIL PROTECTED]> wrote:
> Next idea, is there some jQuery API to trigger/display an error label
> associated with a specific form field?
>
> J.
>
> 2008/9/27 Jörn Zaefferer <[EMAIL PROTECTED]>
>>
>> Setup ajaxForm with dataType:"json". Then your success-callback will
>> get a parsed JavaScript object as the first argument.
>>
>> $("#myform").ajaxForm({
>>  dataType: "json",
>>  success: function(data) {
>>    // iterate over data.messages and display labels?
>>  }
>> });
>>
>> Jörn
>>
>> On Fri, Sep 26, 2008 at 11:56 PM, jnemec <[EMAIL PROTECTED]> wrote:
>> >
>> > Hi all,
>> >
>> > I am going to use server-side Zend_Form data validation process and
>> > its result show with jQuery. I send form data via ajaxForm(); function
>> > and Zend controller validates data a returns information about
>> > validation result in json format:
>> >
>> > {"status":"error","messages":{"email":{"isEmpty":"Value is empty, but
>> > a non-empty value is required"},"password":{"isEmpty":"Value is empty,
>> > but a non-empty value is required"},"password2":{"isEmpty":"Value is
>> > empty, but a non-empty value is required"},"city":{"isEmpty":"Value is
>> > empty, but a non-empty value is required"},"zip":{"isEmpty":"Value is
>> > empty, but a non-empty value is required"},"street":{"isEmpty":"Value
>> > is empty, but a non-empty value is required"}}}
>> >
>> > Do anybody know how to parse it a how to display these messages in
>> > proper form error labels?
>> >
>> > Thank you, J.
>> >
>
>

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