if (!function_exists(file_put_contents)) { 



    // Define constants used by function, if not defined 

    if (!defined(FILE_USE_INCLUDE_PATH)) define(FILE_USE_INCLUDE_PATH, 1); 

    if (!defined(FILE_APPEND))           define(FILE_APPEND, 8); 

     

    // Define function and arguments 

    function file_put_contents($file, &$data, $flags=0) 

    { 

        // Varify arguments are correct types 

        if (!is_string($file)) return(false); 

        if (!is_string($data) && !is_array($data)) return(false); 

        if (!is_int($flags)) return(false); 

         

        // Set the include path and mode for fopen 

        $include = false; 

        $mode    = wb; 

         

        // If data in array type.. 

        if (is_array($data)) { 

            // Make sure its not multi-dimensional 

            reset($data); 

            while (list(, $value) = each($data)) { 

                if (is_array($value)) return(false); 

            } 

            unset($value); 

            reset($data); 

            // Join the contents 

            $data = implode(, $data); 

        } 

         

        // Check for flags.. 

        // If include path flag givin, set include path 

        if ($flags&FILE_USE_INCLUDE_PATH) $include = true; 

        // If append flag givin, set append mode 

        if ($flags&FILE_APPEND) $mode = ab; 

         

        // Open the file with givin options 

        if (!$handle = @fopen($file, $mode, $include)) return(false); 

        // Write data to file 

        if (($bytes = fwrite($handle, $data)) === false) return(false); 

        // Close file 

        fclose($handle); 

         

        // Return number of bytes written 

        return($bytes); 

    } 

} 









или вот так коротко 





function file_put_contents($file,$data) 

{ 

$cf=@fopen($file,"a+");

@fwrite($cf,$data);

@fclose($cf); 

return;

}