Posted by ZeldorBlat on 09/16/05 03:11

Oli is correct, although you can probably "cheat" with something like
this:

function array_is_simple(&$arr) {
if(!is_array($arr))
return false;

$keys = array_keys($arr);
foreach($keys as $x)
if(!is_numeric($x) || intval($x) != $x)
return false;

return true;
}

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