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<?php
/*
* This file is part of the PHPBench package
*
* (c) Daniel Leech <daniel@dantleech.com>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace PhpBench\Tests\Functional\benchmarks;
/**
* This example benchmarks array_key_exists vs. isset vs. in_array.
*
* @BeforeMethods({"init"})
* @Revs(1000)
* @Iterations(4)
* @Groups({"array_keys"})
* @ParamProviders({"provideNbElements"})
*/
class ArrayKeysBench
{
private $array;
private $values;
private $index = 0;
public function init($params)
{
$this->array = array_fill(0, $params['nb_elements'], 'this is a test');
$this->values = array_combine(array_keys($this->array), array_keys($this->array));
}
public function benchArrayKeyExists()
{
array_key_exists($this->index++, $this->array);
}
public function benchIsset()
{
isset($this->array[$this->index++]);
}
public function benchInArray()
{
in_array($this->index++, $this->values);
}
public function provideNbElements()
{
return array(
array(
'nb_elements' => 10,
),
array(
'nb_elements' => 100,
),
array(
'nb_elements' => 1000,
),
array(
'nb_elements' => 10000,
),
);
}
}