How to store values from foreach loop into an array?

Question

Need to store values from foreach loop into an array, need help doing that.

The code below does not work, only stores the last value, tried $items .= ...,

Answer 1

$items=array(); 
$j=0; 

foreach($group_membership as $i => $username){ 
    $items[$j++]=$username; 
}

Just try the above in your code .