A tiny WordPress plugin that writes a comma separated list of arguments to a debug.log file

log-error.php

<?php
/**
 * Plugin Name: log error
 * Version: 0.1
 * Author: scossar
 */

function write_log( ...$log_items ) {
	if ( true === WP_DEBUG ) {
		foreach ( $log_items as $log_item ) {
			if ( is_array( $log_item ) || is_object( $log_item ) ) {
				error_log( print_r( $log_item, true ) );
			} else {
				error_log( $log_item );
			}
		}
	}
}