Функция разницы времени на php

function otherDiffDate($end='2020-06-09 10:30:00', $out_in_array=false){
        $intervalo = date_diff(date_create(), date_create($end));
        $out = $intervalo->format("Years:%Y,Months:%M,Days:%d,Hours:%H,Minutes:%i,Seconds:%s");
        if(!$out_in_array)
            return $out;
        $a_out = array();
        array_walk(explode(',',$out),
        function($val,$key) use(&$a_out){
            $v=explode(':',$val);
            $a_out[$v[0]] = $v[1];
        });
        return $a_out;
}