On Fri, 2007-07-06 at 21:51 -0500, Kenn Murrah wrote:
> Can anyone help me with a way to determine of two or more variables have
> the same value? For instance,
>
> $a1 = 1000
> $a2 = 2000
> $a3 = 2000
> $a4 = 4000
> $a5 = 5000
>
> I want check these five variables and determine whether, as in this
> case, two or more of the variables have the same value.
>
> Any suggestions how I can do this?
<?php
$a1 = 1000;
$a2 = 2000;
$a3 = 2000;
$a4 = 4000;
$a5 = 5000;
$hits = array();
for( $i = 0; $i < 5; $i++ )
{
$hits[${'a'.$i}][] = 'a'.$i;
}
foreach( $hits as $value => $vars )
{
if( count( $vars ) > 1 )
{
echo 'Value: '.$value."\n";
print_r( $vars );
}
}
?>
Cheers,
Rob.
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