AUI Form Validator Taglib

< aui:input name="field1" >
    <!-- Example with multiple validators -->

    <!-- Make the field required. If the field is empty, form will not submit -->
    <aui:validator name="required" />

    <!-- Only allow digits in the field -->
    <aui:validator name="digits" />

    <!-- Make sure field value is between 1 and 100 characters in length -->
    <aui:validator name="range" >
    [1,100]
    </aui:validator >

</aui:input >