(Quick Reference)
fieldValue
Purpose
This tag will inspect a bean which has been the subject of
data binding and obtain the value of the field either from the originally submitted value contained within the bean's errors object populating during data binding or from the value of a bean's property. Once the value is obtained it will be automatically HTML encoded.
Examples
<g:fieldValue bean="${book}" field="title" />// or as a method
<input type="text" value="${fieldValue(bean:book,field:'title')}" />
Description
Attributes
bean
(required) - The bean instance to inspect
field
(required) - The name of the field to obtain the value of
Source