(Quick Reference)
link
Purpose
Creates an html anchor tag with the
href set based on the specified parameters.
Examples
Example controller for an application called "shop":
class BookController {
def list() {
[books: Book.list(params)]
} def show() {
[book : Book.get(params.id)]
}
}Example usages for above controller:
<g:link action="show" id="1">Book 1</g:link><g:link action="show" id="${currentBook.id}">${currentBook.name}</g:link><g:link controller="book">Book Home</g:link><g:link controller="book" action="list">Book List</g:link><g:link url="[action:'list',controller:'book']">Book List</g:link><g:link action="list" params="[sort: 'title', order: 'asc',
author: currentBook.author]">
Book List
</g:link><g:link controller="book" absolute="true">Book Home</g:link><g:link controller="book" base="http://admin.mygreatsite.com">Book Home</g:link>Example as a method call in GSP only:
<%= link(action:'list',controller:'book') { 'Book List' }%>Results in:
<a href="/shop/book/list">Book List</a>
Description
Attributes
action (optional) - the name of the action to use in the link; if not specified the default action will be linkedcontroller (optional) - the name of the controller to use in the link; if not specified the current controller will be linkedelementId (optional) - this value will be used to populate the id attribute of the generated hrefid (optional) - the id to use in the linkfragment (optional) - The link fragment (often called anchor tag) to usemapping (optional) - The named URL mapping to use to rewrite the linkparams (optional) - a Map of request parametersurl (optional) - a Map containing the action, controller, id etc.absolute (optional) - If true will prefix the link target address with the value of the grails.serverURL property from Config.groovy, or http://localhost:<port> if there is no setting in Config.groovy and not running in production.base (optional) - Sets the prefix to be added to the link target address, typically an absolute server URL. This overrides the behaviour of the absolute property, if both are specified.event (optional) - The name of a Webflow event to trigger for the flow associated with the given action. Requires the Webflow plugin.
Source
