A space is a valid string. Are you sure there is a space?
<?
$a = ' ';
if($a == '') {
echo "a is blank<br>";
} else {
echo "a is not blank<br>"; // this is printed
}
if(is_null($a)) {
echo "a is null<br>";
} else {
echo "a is not null<br>"; // this is printed
}
?>
Kirk
> > I need to check variables for blank values but it appears
> that is_null and
> > =="" return true if there is a space.
> >
> > Any other suggestions?
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