- str_repeat: documentation ( source)
- memory_get_usage: documentation ( source)
<?php
class MemUsage{
protected $s = null;
public function start(){
$this->s = memory_get_usage();
}
public function get(){
return memory_get_usage()-$this->s;
}
}
class X{
protected $v = null;
public function __construct(){
$this->v = str_repeat("a", 1024*100);
}
}
$memUsage = new MemUsage();
$memUsage->start();
$x1 = new X();
echo $memUsage->get()."\n";
//$memUsage->start();
$x2 = new X();
echo $memUsage->get()."\n";