Answers for "arrayobject php unset"

php remove object from array by property

$new_array = [];
foreach ($myarray as $key => $value) {
    if ($value->catid == 29) {
        $new_array[] = $value;
        unset($myarray[$key]);        
    }
}

php unset array element

//Delete array items with unset(no re-index) or array_splice(re-index)
$colors = array("red","blue","green");                             
unset($colors[1]);//remove second element, do not re-index array

$colors = array("red","blue","green");
array_splice($colors, 1, 1); //remove second element, re-index array

unset php return array

function array_remove(array &$arr, $key) {
    if (array_key_exists($key, $arr)) {
        $val = $arr[$key];
        unset($arr[$key]);

        return $val;
    }

    return null;
}