我用了下面这个函数,但是出错
Warning: mysql_num_rows(): supplied argument is not a valid MySQL result resource in D:\ff\include\dbdb.php on line 31
//获得纪录条数
function getrows($ret)
{
return mysql_num_rows($ret);
}
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如何获取记录的条数?
我用了下面这个函数,但是出错 Warning: mysql_num_rows(): supplied argument is not a valid MySQL result resource in D:\ff\include\dbdb.php on line 31 //获得纪录条数 function getrows($ret) { return mysql_num_rows($ret); }