写入文件方式测试

eg:比较两加密密码是否相等

$myfile = fopen("dxp_testfile.txt", "w") or die("Unable to open file!");
$txt = md5($pay_pwd)."\n";
fwrite($myfile, $txt);
$txt = $objSpace['sec_code']."\n";
fwrite($myfile, $txt);
fclose($myfile);