meta file
public php v1 · immutable<? // this is in page2.php$a = 3;echo "<meta http-equiv=\"refresh\" content=\"2; url = page3.php?$a\" > "; ?><? // this is page3.php. the problem is that when page2.php takes me to page3.php, it says: undefined vaariable a. //so what's wrong?echo $a;?>