delete_blog_option() │ WP 3.0.0

Removes an option by name for a given blog ID. Prevents removal of protected WordPress options.

No Hooks.

Return

true|false. True if the option was deleted, false otherwise.

Usage

delete_blog_option( $id, $option );

$id(int) (required)

A blog ID. Can be null to refer to the current blog.

$option(string) (required)

Name of option to remove. Expected to not be SQL-escaped.

Changelog

delete_blog_option() delete blog option code ^{WP 6.4.1}

function delete_blog_option( $id, $option ) {
	$id = (int) $id;

	if ( empty( $id ) ) {
		$id = get_current_blog_id();
	}

	if ( get_current_blog_id() == $id ) {
		return delete_option( $option );
	}

	switch_to_blog( $id );
	$return = delete_option( $option );
	restore_current_blog();

	return $return;
}