Benchmark newInstanceWithoutConstructor vs unserialize for object creation

results

ReflectionClass::newInstanceWithoutConstructor: 0.039168834686279

unserialize: 0.14324808120728

test.php

<?php

class Foo
{ 
  public function __construct()
  {
    die(__METHOD__ . ' called. Fail.');
  }
}

echo 'ReflectionClass::newInstanceWithoutConstructor: ';
$r = new ReflectionClass('Foo');
$start = microtime(true);

for($i=1;$i<100000;$i++){
  $r->newInstanceWithoutConstructor();
}
$now = microtime(true);
echo ($now - $start) . "\n\n";

echo 'unserialize: ';
$r = new ReflectionClass('Foo');
$start = microtime(true);

for($i=1;$i<100000;$i++){
  unserialize('O:3:"Foo":0:{}');
}
$now = microtime(true);
echo ($now - $start) . "\n\n";

Thanks for the analysis! Mind if I link to this and mention it in the post?