/**
* Same as merge(), but modifies $aArray1 instead of returning a new array.
* @param $aArray1
* @param $aArray2
* @throws Exception
*/
public static function mergeInto(&$aArray1, $aArray2)
{
$v1 = StructUtils::isVector($aArray1);
$v2 = StructUtils::isVector($aArray2);
if (($v1 && !$v2 || $v2 && !$v1) && count($aArray1) > 0 && count($aArray2) > 0) {
throw new Exception("Cannot merge associative array with vector array.");
}
//if $aArray2 is a vector, replace aArray1 with aArray2
if ($v2) {
array_splice($aArray1, 0);
foreach ($aArray2 as $k => $v) {
$aArray1[$k] = $v;
}
} else {
foreach ($aArray2 as $k => $v) {
if (array_key_exists($k, $aArray1) && is_array($aArray1[$k]) && is_array($v)) {
StructUtils::mergeInto($aArray1[$k], $v);
} else {
$aArray1[$k] = $v;
}
}
}
}
