Manual:Hooks/ParserCloned

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ParserCloned
<translate> Available from <tvar name=1><translate> version <tvar (Gerrit change 33506)</tvar></translate>
called when the Parser is cloned
<translate> Define function:</translate>
public static function onParserCloned( $parser ) { ... }
<translate> Attach hook:</translate> <translate> In <tvar name=1>extension.json</tvar>:</translate>
{
	"Hooks": {
		"ParserCloned": "MediaWiki\\Extension\\MyExtension\\Hooks::onParserCloned"
	}
}
<translate> Called from:</translate> <translate> File(s):</translate> Parser.php
<translate> Interface:</translate> ParserClonedHook.php

<translate> For more information about attaching hooks, see <tvar name=1>Manual:Hooks </tvar>.</translate>
<translate> For examples of extensions using this hook, see <tvar name=cat>Category:ParserCloned extensions</tvar>.</translate>


Details

$parser: Newly-cloned Parser object

Purpose

Extensions should use this hook if they store per-instance data in "expando" properties on the Parser object that need to be deep-cloned or cleared for the new Parser object.