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WP_Widget_Factory::register()

WP_Widget_Factory::register( string|WP_Widget $widget )

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Registers a widget subclass.

Parameters

$widgetstring|WP_Widgetrequired
Either the name of a WP_Widget subclass or an instance of a WP_Widget subclass.

Source

public function register( $widget ) {
	if ( $widget instanceof WP_Widget ) {
		$this->widgets[ spl_object_hash( $widget ) ] = $widget;
	} else {
		$this->widgets[ $widget ] = new $widget();
	}
}

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Used byDescription
register_widget()wp-includes/widgets.php

Registers a widget.

Changelog

VersionDescription
4.6.0Updated the $widget parameter to also accept a WP_Widget instance object instead of simply a WP_Widget subclass name.
2.8.0Introduced.

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