PHP foreach loop key value

Question

I am running this DB call to get me multi-dimensional array I am trying to get the keys of each but when I try it comes up blank or as array.

$root_array          


        

Answer 1

You can also use array_keys() . Newbie friendly:

$keys = array_keys($arrayToWalk);
$arraySize = count($arrayToWalk); 

for($i=0; $i < $arraySize; $i++) {
    echo '' . $arrayToWalk[$keys[$i]] . '';
}