Get Memory Utilisation

MemoryUtilisation.php

<?php 

namespace App\Actions;

class MemoryUtilisation
{
    public $units = ['B','KB','MB','GB','TB','PB'];
    public $start;
    public $startTime;
    public $end;
    public $endTime;

    public function start()
    {
        $this->start = memory_get_usage();
        $this->startTime = date('Y-m-d H:i:s');
        return $this;
    }

    public function end()
    {
        $this->end = memory_get_usage();
        $this->endTime = date('Y-m-d H:i:s');
        return $this;
    }

    public function toArray()
    {
        return [
            'start' => $this->toHuman($this->start),
            'start_time' => $this->startTime,
            'end' => $this->toHuman($this->end),
            'end_time' => $this->endTime,
            'total' => $this->toHuman($this->end - $this->start)
        ];
    }

    private function toHuman($value)
    {
        return @round(
            $value / 
            pow(
                1024, 
                ($i = floor(log($value, 1024)))
            ), 2).' '.$this->units[$i];
    }
}

usage.php

$mem = new \App\Actions\MemoryUtilisation();

$mem->start();

// do your stuff...
echo 'blablablabla';
echo 'do something else';

$mem->end();

// get status
$mem->toArray()

Output:

  [
     "start" => "33.26 MB",
     "start_time" => "2022-04-06 14:29:20",
     "end" => "33.28 MB",
     "end_time" => "2022-04-06 14:29:34",
     "total" => "24.91 KB",
  ]