HTMLPurifier_ElementDef::_mergeAssocArray PHP Method

_mergeAssocArray() private method

Merges one array into another, removes values which equal false
private _mergeAssocArray ( &$a1, $a2 )
$a1 Array by reference that is merged into
$a2 Array that merges into $a1
    private function _mergeAssocArray(&$a1, $a2)
    {
        foreach ($a2 as $k => $v) {
            if ($v === false) {
                if (isset($a1[$k])) {
                    unset($a1[$k]);
                }
                continue;
            }
            $a1[$k] = $v;
        }
    }