On Fri, 2007-07-06 at 23:03 -0400, Robert Cummings wrote:
> 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++ )
Should be:
for( $i = 1; $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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