Archief - PHP: if statement met array (code inside)

<?
$m = array("1.php","pg1.php","pgwhatever.php","whatchuwant.php");
$s = $_SERVER['SCRIPT_NAME']
?>

<ul <? if ($s == $m[0] or $s == $m[1] or $s == $m[2] or $s == $m[3]) {echo('class="hide"');}?>>
<li>blahblah</li>
</ul>

for ($i=0; $i<$m.length; $i++) {
   if ($s == $m[$i]) {
      echo('class="hide"');
   }
}

<?
 if ($s == $m[0] or $s == $m[1] or $s == $m[2] or $s == $m[3]) 
{
    $sClass = "class='hide'";
}
?>

<ul <?= $sClass ?> >
<li>blahblah</li>
</ul>

<?
$m = array_flip($m);
if(array_key_exist($s,$m)) 
{
   $sClass = "class='hide'";
}
?>

function checkPageName($name)
{
 $ar = array("1.php","pg1.php","pgwhatever.php","whatchuwant.php");
 if(in_array($name, $ar)) echo "class=\"hide\"";
}