delete_option() │ WP 1.2.0

delete_option($name);

<?php delete_option('myoption'); ?>

$deleted = delete_my_options( 'is_installed', 'my_plugin_version', 'my_option' );

if( $deleted ){
	echo 'Налаштування видалено!';
}
else {
	echo 'Видалення налаштувань викликало помилку. Налаштування видалити не вдалося!';
}

function delete_my_options() {

	$args = func_get_args();
	$num = count($args);

	if( $num === 1 ){
		return (delete_option( $args[0] ) ? true : false );
	}

	if( $num > 1 ){

		foreach( $args as $option ){
			if( ! delete_option( $option ) ){
				return false;
			}
		}

		return true;
	}

	return false;
}

нотатки

• Global. wpdb. $wpdb WordPress database abstraction object.

список змін

Код delete_option() delete option ^{WP 6.0.2}

function delete_option( $option ) {
	Global $wpdb;

	if (is_scalar($option)) {
		$ option = trim ($ option);
	}

	if (empty($option)) {
		return false;
	}

	wp_protect_special_option($option);

	// Get the ID, if no ID then return.
	$row = $wpdb->get_row( $wpdb->prepare( "SELECT autoload FROM $wpdb->options WHERE option_name = %s", $option ) );
	if ( is_null( $row ) ) {
		return false;
	}

	/**
	 * Fires immediately before an option is deleted.
	 *
	 * @ Since 2.9.0
	 *
	 * @param string $option Name of the option to delete.
	 */
	do_action( 'delete_option', $ option);

	$result = $wpdb->delete( $wpdb->options, array( 'option_name' => $option ) );

	if ( ! wp_installing() ) {
		if ( 'yes' === $row->autoload ) {
			$ Alloptions = wp_load_alloptions (true);
			if ( is_array( $alloptions ) && isset( $alloptions[ $option ] ) ) {
				unset($alloptions[$option]);
				wp_cache_set( 'alloptions', $alloptions, 'options' );
			}
		} else {
			wp_cache_delete($option, 'options');
		}
	}

	if ($result) {

		/**
		 * Fires after a specific option has been deleted.
		 *
		 * The dynamic portion of hook name, `$option`, refers to the option name.
		 *
		 * @ Since 3.0.0
		 *
		 * @param string $option Name of the deleted option.
		 */
		do_action( "delete_option_{$option}", $option );

		/**
		 * Fires after an option has been deleted.
		 *
		 * @ Since 2.9.0
		 *
		 * @param string $option Name of the deleted option.
		 */
		do_action( 'deleted_option', $option);

		return true;
	}

	return false;
}

Зв’язані функції

API опцій (settings опції параметри)

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