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 | i have a php code to random 1 - 50 question from database anh print it in web [CODE] $arr1=array(); for($x=0;$x<10;$x++) { while(1) { $s=rand(0,50); if(ktra($arr1,$s)==1) { $arr1[$x]=$s; break; } } } $y=0;$arr2=array(); ?> <?php for($x=0;$x<count($arr1);$x++) { $sql="select * from question where IDQuestion='".$arr1[$x]."'"; $result=DataProvider::ExecuteQuery($sql); if($result !=false) { while($row=mysql_fetch_array($result,MYSQL_ASSOC)) { $noidung=$row["Content"]; … |