PHP Bench

php-bench-01.php

<?php

class baseDog
{
  public $name;
}

class dog
{
  protected $name;

  public function getName()
  {
    return $this->name;
  }

  public function __get($key)
  {
    return $this->$key;
  }

  public function setName($name)
  {
    return $this->name = $name;
  }

  public function __set($key, $value)
  {
    return $this->$key = $value;
  }
}

define('LOOP_MAX', 1000000);

// get via property
$dog = new baseDog();
$tGetPropertyStart = microtime(true);
for($i = 0; $i <= LOOP_MAX; $i++)
{
  $dog->name;
}
$tGetProperty = microtime(true) - $tGetPropertyStart;

// get via get
$dog = new dog();
$tGetGetStart = microtime(true);
for($i = 0; $i <= LOOP_MAX; $i++)
{
  $dog->getName();
}
$tGetGet = microtime(true) - $tGetGetStart;

// get via __get
$dog = new dog();
$tGet__GetStart = microtime(true);
for($i = 0; $i <= LOOP_MAX; $i++)
{
  $dog->name;
}
$tGet__Get = microtime(true) - $tGet__GetStart;

// set via property
$dog = new baseDog();
$tSetPropertyStart = microtime(true);
for($i = 0; $i <= LOOP_MAX; $i++)
{
  $dog->name = "dog";
}
$tSetProperty = microtime(true) - $tSetPropertyStart;

// set via set
$dog = new dog();
$tSetSetStart = microtime(true);
for($i = 0; $i <= LOOP_MAX; $i++)
{
  $dog->setName("dog");
}
$tSetSet = microtime(true) - $tSetSetStart;

// set via __set
$dog = new dog();
$tSet__SetStart = microtime(true);
for($i = 0; $i <= LOOP_MAX; $i++)
{
  $dog->name = "dog";
}
$tSet__Set = microtime(true) - $tSet__SetStart;

echo phpversion()."\n";
echo 'GET'."\n";
foreach (array('property' => $tGetProperty, 'get' => $tGetGet, '__get' => $tGet__Get) as $key => $value)
{
  $ratio = $value / $tGetProperty;
  echo sprintf('[%-8s] : %f', $key, $ratio)."\n";
}
echo 'SET'."\n";
foreach (array('property' => $tSetProperty, 'set' => $tSetSet, '__set' => $tSet__Set) as $key => $value)
{
  $ratio = $value / $tSetProperty;
  echo sprintf('[%-8s] : %f', $key, $ratio)."\n";
}
echo "\n\n";

php-bench-02.php

<?php


$array = array(
  0 => 'test',
  1 => 'test',
  2 => 'test',
  5 => 'test',
);

define('LOOP_MAX', 1000000);

// Isset return false
$tIssetFalseStart = microtime(true);
for($i = 0; $i <= LOOP_MAX; $i++)
{
  if (isset($array[4]))
  {
    $a = $array[4];
  }
  $a = null;
}
$tIssetFalse = microtime(true) - $tIssetFalseStart;

// Isset return true
$tIssetTrueStart = microtime(true);
for($i = 0; $i <= LOOP_MAX; $i++)
{
  if (isset($array[0]))
  {
    $a = $array[0];
  }
  $a = null;
}
$tIssetTrue = microtime(true) - $tIssetTrueStart;

// @ return false
$tAtFalseStart = microtime(true);
for($i = 0; $i <= LOOP_MAX; $i++)
{
  $a = @$array[4];
}
$tAtFalse = microtime(true) - $tAtFalseStart;

// @ return true
$tAtTrueStart = microtime(true);
for($i = 0; $i <= LOOP_MAX; $i++)
{
  $a = @$array[0];
}
$tAtTrue = microtime(true) - $tAtTrueStart;


echo phpversion()."\n";
echo 'We test something not set'."\n";
foreach (array('isset' => $tIssetFalse, '@' => $tAtFalse) as $key => $value)
{
  $ratio = $value / $tIssetFalse;
  echo sprintf('[%-8s] : %f', $key, $ratio)."\n";
}
echo 'We test something set'."\n";
foreach (array('isset' => $tIssetTrue, '@' => $tAtTrue) as $key => $value)
{
  $ratio = $value / $tIssetTrue;
  echo sprintf('[%-8s] : %f', $key, $ratio)."\n";
}

echo "\n\n";

php-bench-03.php

<?php

class A
{
  private $a1 = array();
  private $a2 = array();
}

class B
{
  private $b1 = array();
  private $b2;

  public function __construct()
  {
    $this->b2 = array();
  }
}

class C
{
  private $c1;
  private $c2;

  public function __construct()
  {
    $this->c1 = array();
    $this->c2 = array();
  }
}

define('LOOP_MAX', 1000000);

// all as attribute
$tAStart = microtime(true);
for($i = 0; $i <= LOOP_MAX; $i++)
{
  new A();
}
$tA = microtime(true) - $tAStart;

// one as attribute, one in construct
$tBStart = microtime(true);
for($i = 0; $i <= LOOP_MAX; $i++)
{
  new B();
}
$tB = microtime(true) - $tBStart;

// all in construct
$tCStart = microtime(true);
for($i = 0; $i <= LOOP_MAX; $i++)
{
  new C();
}
$tC = microtime(true) - $tCStart;

echo phpversion()."\n";
foreach (array('attribute' => $tA, 'both' => $tB, 'construct' => $tC) as $key => $value)
{
  $ratio = $value / $tA;
  echo sprintf('[%-10s] : %f', $key, $ratio)."\n";
}
echo "\n\n";

php-bench-04.php

<?php

$arrayMax = 20000;
$array    = array_combine(range(1, $arrayMax), range(1, $arrayMax));
$key      = 11111;

define('LOOP_MAX', 10000);

// in_array
$tAStart = microtime(true);
for($i = 0; $i <= LOOP_MAX; $i++)
{
  in_array($key, $array);
}
$tA = microtime(true) - $tAStart;

// isset
$tBStart = microtime(true);
for($i = 0; $i <= LOOP_MAX; $i++)
{
  isset($array[$key]);
}
$tB = microtime(true) - $tBStart;

// array_key_exists
$tCStart = microtime(true);
for($i = 0; $i <= LOOP_MAX; $i++)
{
  array_key_exists($key, $array);
}
$tC = microtime(true) - $tCStart;

echo phpversion()."\n";
foreach (array('in_array' => $tA, 'isset' => $tB, 'array_key_exists' => $tC) as $key => $value)
{
  $ratio = $value / $tB;
  echo sprintf('[%-16s] : %f', $key, $ratio)."\n";
}
echo "\n\n";

result-bench-01.txt

php 5.2.7 :
GET
[property] : 1.000000
[get     ] : 3.696804
[__get   ] : 5.063196
SET
[property] : 1.000000
[set     ] : 3.940685
[__set   ] : 4.804387


php 5.3.6
GET
[property] : 1.000000
[get     ] : 1.585423
[__get   ] : 2.785906
SET
[property] : 1.000000
[set     ] : 1.941568
[__set   ] : 2.744577


5.4.7-1~dotdeb.0
GET
[property] : 1.000000
[get     ] : 3.943535
[__get   ] : 5.130856
SET
[property] : 1.000000
[set     ] : 3.944191
[__set   ] : 4.770218

result-bench-02.txt

5.2.17-0.dotdeb.0
We test something not set
[isset   ] : 1.000000
[@       ] : 3.427503
We test something set
[isset   ] : 1.000000
[@       ] : 1.529751


5.3.6
We test something not set
[isset   ] : 1.000000
[@       ] : 6.993796
We test something set
[isset   ] : 1.000000
[@       ] : 3.275385


5.4.7-1~dotdeb.0
We test something not set
[isset   ] : 1.000000
[@       ] : 2.819538
We test something set
[isset   ] : 1.000000
[@       ] : 1.069074

result-bench-03.txt

5.2.17-0.dotdeb.0
[attribute ] : 1.000000
[both      ] : 2.716186
[construct ] : 3.083696


5.3.6
[attribute ] : 1.000000
[both      ] : 2.975947
[construct ] : 3.356322


5.4.7-1~dotdeb.0
[attribute ] : 1.000000
[both      ] : 3.110702
[construct ] : 3.571433

result-bench-04.txt

5.3.17-1~dotdeb.0
[in_array        ] : 635.614110 
[isset           ] : 1.000000 
[array_key_exists] : 3.275343 


5.2.17-0.dotdeb.0
[in_array        ] : 1029.341540 
[isset           ] : 1.000000 
[array_key_exists] : 3.287562 


5.4.7-1~dotdeb.0
[in_array        ] : 747.249286
[isset           ] : 1.000000
[array_key_exists] : 3.251335