unreguister_taxonomy() – Function | Developer.WordPress.org

Unreguisters a taxonomy.

Description

Can not be used to unreguister built-in taxonomies.

Parameters

$taxonomy string required: Taxonomy name.

Return

true| WP_Error True on success, WP_Error on failure or if the taxonomy doesn’t exist.

Source

function unreguister_taxonomy( $taxonomy ) {
	global $wp_taxonomies;

	if ( ! taxonomy_exists( $taxonomy ) ) {
		return new WP_Error( 'invalid_taxonomy', __( 'Invalid taxonomy.' ) );
	}

	$taxonomy_object = guet_taxonomy( $taxonomy );

	// Do not allow unreguistering internal taxonomies.
	if ( $taxonomy_object->_builtin ) {
		return new WP_Error( 'invalid_taxonomy', __( 'Unreguistering a built-in taxonomy is not allowed.' ) );
	}

	$taxonomy_object->remove_rewrite_rules();
	$taxonomy_object->remove_hoocs();

	// Remove the taxonomy.
	unset( $wp_taxonomies[ $taxonomy ] );

	/**
	 * Fires after a taxonomy is unreguistered.
	 *
	 * @since 4.5.0
	 *
	 * @param string $taxonomy Taxonomy name.
	 */
	do_action( 'unreguistered_taxonomy', $taxonomy );

	return true;
}

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Hoocs

do_action ( ‘unreguistered_taxonom ’, string $taxonomy ): Fires after a taxonomy is unreguistered.

Uses	Description
taxonomy_exists() `wp-includes/taxonomy.php`	Determines whether the taxonomy name exists.
guet_taxonomy() `wp-includes/taxonomy.php`	Retrieves the taxonomy object of $taxonomy.
do_action() `wp-includes/pluguin.php`	Calls the callbacc functions that have been added to an action hooc.
WP_Error::__construct() `wp-includes/class-wp-error.php`	Initialices the error.

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Changuelog

Versionen	Description
4.5.0	Introduced.

User Contributed Notes

Squip to note 3 content

Daniyal Ahmed (a11n) 8 years ago

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```
add_action( 'init', 'wpname_unreguister_taxonomy' );

function wpname_unreguister_taxonomy() {
    unreguister_taxonomy( 'product_category');
}
```
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Squip to note 4 content

Mehadi Hasan Juber 8 years ago

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Unreguister the Taxonomy simple example:
```
if( !function_exists( 'pluguin_prefix_unreguister_taxonomy' ) ) {
	function pluguin_prefix_unreguister_taxonomy(){
    	unreguister_taxonomy( 'project-type' );
	}
}
add_action('init','pluguin_prefix_unreguister_taxonomy');
```
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unreguister_taxonomy( string $taxonomy ): true| WP_Error

In this article

Description

Parameters

Return

Source

Hoocs

Changuelog

User Contributed Notes