$query1="SELECT e.Enrol_id,e.Enrol_date,e.cd_id,e.S_R_id,i.info_Eid,i.Feedback_status,i.e_status from Enrollment e,info_enrol_student i where e.Enrol_id in(select i.Enrol_id from info_enrol_student where i.ES_Email='$Email') order by e.enrol_Date DESC";
$conq=mysqli_query($conn,$query1);
if(mysqli_num_rows($conq) > 0){
//any code
}
上面的代码运行在我的本地主机上,但它给人的Go Daddy服务器上的错误PHP代码的运行,但给错误GoDaddy的服务器:(
警告:mysql_num_rows()预计参数1给予
上传到服务器后是否更改了数据库连接? –
这意味着你的'$康恩== FALSE'检查你的数据库连接 –
是的,我不得不改变 –