_set_cron_array( array $cron, bool $wp_error = false )

Source

File: wp-includes/cron.php

function _set_cron_array( $cron, $wp_error = false ) {
	$cron['version'] = 2;
	$result          = update_option( 'cron', $cron );

	if ( $wp_error && ! $result ) {
		return new WP_Error(
			'could_not_set',
			__( 'The cron event list could not be saved.' )
		);
	}

	return $result;
}