unregister_setting( string $option_group, string $option_name, callable $deprecated = ” )

取消注册设置。
Unregisters a setting.

目录锚点：#参数#源码

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参数（Parameters）

源码（Source）

/**
 * Unregister a setting
 *
 * @since 2.7.0
 *
 * @global array $new_whitelist_options
 *
 * @param string   $option_group
 * @param string   $option_name
 * @param callable $sanitize_callback
 */
function unregister_setting( $option_group, $option_name, $sanitize_callback = '' ) {
	global $new_whitelist_options;

	if ( 'misc' == $option_group ) {
		_deprecated_argument( __FUNCTION__, '3.0', sprintf( __( 'The "%s" options group has been removed. Use another settings group.' ), 'misc' ) );
		$option_group = 'general';
	}

	if ( 'privacy' == $option_group ) {
		_deprecated_argument( __FUNCTION__, '3.5', sprintf( __( 'The "%s" options group has been removed. Use another settings group.' ), 'privacy' ) );
		$option_group = 'reading';
	}

	$pos = array_search( $option_name, (array) $new_whitelist_options[ $option_group ] );
	if ( $pos !== false )
		unset( $new_whitelist_options[ $option_group ][ $pos ] );
	if ( $sanitize_callback != '' )
		remove_filter( "sanitize_option_{$option_name}", $sanitize_callback );
}