Menus & Navigation
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<HTML><BODY BGCOLOR=FFFFFF>
<FORM ACTION=hierarchy.php METHOD=POST>
<?php
//A very stripped-down sample of how to construct a cascading menu...
if (isset($hierarchy)){
//$hierarchy[] = $selection;
if (isset($hierarchy)){
while(list($level, $sel) = each($hierarchy)){
echo "<INPUT TYPE=HIDDEN NAME=hierarchy[$level] VALUE=$sel>";
echo $level, ': ', $sel, "<BR>n";
$nextlevel = (int) $level + 1;
}
}
}
else{
$nextlevel = 0;
}
echo "<SELECT NAME=hierarchy[", $nextlevel, "]>n";
for ($i = 1; $i <= 10; $i++){
echo "<OPTION VALUE=$i>$i</OPTION>n";
}
echo "</SELECT>n";
?>
<INPUT TYPE=SUBMIT>
</FORM>
</BODY></HTML>
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Usage Example
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