<?php   
    class Log {
        var $_file_path;
        
        function Log($file_path) {
            $this->_file_path = $file_path;
        }
        
        function message($message) {
            $file = fopen($this->_file_path, 'a');
            fwrite($file, $message . "\n");
            fclose($file);
        }
    }
?>