file_put_contents 写入文件

    function file_write($file, $string, $type = ‘array‘)
    {
        if(is_array($string))
        {
            $type = strtolower($type);
            if($type == ‘array‘)
            {
                $string = "<?php\n return ".var_export($string,TRUE).";\n?>";
            }
            elseif($type == ‘constant‘)
            {
                $data=‘‘;
                foreach($string as $key => $value) {
                    $data .= "define(‘".strtoupper($key)."‘,‘".addslashes($value)."‘);\n";
                    $string = "<?php\n".$data."\n?>";
                }
            }
        }
        $filePath = $file;
        $strlen = file_put_contents($filePath, $string, LOCK_EX);
        chmod($filePath, 0777);
        return $strlen;
    }