Online PHP editor | refs for FRKv2

@ 2015-12-04T05:51:56Z

<?php
function getArray() {
    $temp =[1, 2, 3];
    return $temp;
    //return [1, 2, 3];
}

function squareArray(array &$a) {
    foreach ($a as &$v) {
        $v *= 2;
    }
}

// Generates a warning in PHP 7.
$tempA = getArray();
print_r(squareArray((getArray())));