On Mon, May 21, 2001 at 03:19:28PM -0700, Alex Black wrote :
> hi all,
>
> I'm trying to do an array sort that takes:
>
> $test = array(
> array( // this is $test[0].
> string => "this is the second",
> num => 2
> ),
> array( // this is $test[1].
> string=> "this is the first",
> num => 1
> ),
> );
>
> and sorts that array based on $test[$x][num], so I get:
>
> $test = array(
> array( // this was $test[1], now $test[0].
> string=> "this is the first",
> num => 1
> ),
> array( // this was $test[0], now $test[1].
> string=> "this is the second",
> num => 2
> ),
>
> );
Use 'uasort()':
function my_hash_sort( $a, $b) {
$a = $a['num'];
$b = $b['num'];
if( $a == $b) return 0;
return ( $a > $b) ? -1 : 1;
}
uasort( $test, 'my_hash_sort');
- Markus
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