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PHP ReflectionFunction and ReflectionClass benchmarks
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| <?php | |
| /** | |
| * Benchmark: Reflection Performance | |
| */ | |
| define('TESTS', 1_000_000); | |
| header('Content-type: text/plain'); | |
| function percent(float $old, float $new): string | |
| { | |
| return round(abs(($new - $old) / $old * 100)).'%'; | |
| } | |
| echo "\nTesting with ".number_format(TESTS)." iterations\n\n"; | |
| //********************** ReflectionFunction ****************************** | |
| $func = function($a, $b, $c) {}; | |
| $start = microtime(true); | |
| for ($i = 0; $i < TESTS; $i++) { | |
| $ref = new ReflectionFunction($func); | |
| } | |
| $end = microtime(true); | |
| echo "ReflectionFunction ".sprintf('%0.4f', $end - $start)." seconds\n"; | |
| //********************** ReflectionClass Object ****************************** | |
| class Foo | |
| { | |
| public $a; | |
| protected $b; | |
| private $c; | |
| public function foo($a,$b,$c) {} | |
| protected function bar($a,$b,$c) {} | |
| private function baz($a,$b,$c) {} | |
| } | |
| $class = new Foo(); | |
| $start = microtime(true); | |
| for ($i = 0; $i < TESTS; $i++) { | |
| $ref = new ReflectionClass($class); | |
| } | |
| $ReflectionClassObject = microtime(true) - $start; | |
| echo "ReflectionClass Object ".sprintf('%0.4f', $ReflectionClassObject)." seconds\n"; | |
| //********************** ReflectionClass Object Cached ****************************** | |
| class CacheObject | |
| { | |
| private array $cache = []; | |
| public function getReflection(object $class) | |
| { | |
| return $this->cache[$class::class] ??= new ReflectionClass($class); | |
| } | |
| } | |
| $cache = new CacheObject(); | |
| $start = microtime(true); | |
| for ($i = 0; $i < TESTS; $i++) { | |
| $ref = $cache->getReflection($class); | |
| } | |
| $ReflectionClassObjectCached = microtime(true) - $start; | |
| echo "ReflectionClass Object Cached ".sprintf('%0.4f', $ReflectionClassObjectCached)." seconds"; | |
| echo " (".percent($ReflectionClassObject, $ReflectionClassObjectCached)." fastest)\n"; | |
| //********************** ReflectionClass String ****************************** | |
| $start = microtime(true); | |
| for ($i = 0; $i < TESTS; $i++) { | |
| $ref = new ReflectionClass(Foo::class); | |
| } | |
| $ReflectionClassString = microtime(true) - $start; | |
| echo "ReflectionClass String ".sprintf('%0.4f', $ReflectionClassString)." seconds\n"; | |
| //********************** ReflectionClass String Cached ****************************** | |
| class CacheObjectString | |
| { | |
| private array $cache = []; | |
| public function getReflection(string $class) | |
| { | |
| return $this->cache[$class] ??= new ReflectionClass($class); | |
| } | |
| } | |
| $cache = new CacheObjectString(); | |
| $start = microtime(true); | |
| for ($i = 0; $i < TESTS; $i++) { | |
| $ref = $cache->getReflection(Foo::class); | |
| } | |
| $ReflectionClassStringCached = microtime(true) - $start; | |
| echo "ReflectionClass String Cached String ".sprintf('%0.4f', $ReflectionClassStringCached)." seconds"; | |
| echo " (".percent($ReflectionClassString, $ReflectionClassStringCached)." fastest)\n"; | |
| echo "\n"; |
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| Testing with 1,000,000 iterations | |
| ReflectionFunction 0.05292 seconds | |
| ReflectionClass Object 0.04783 seconds | |
| ReflectionClass Object Cached 0.03557 seconds (26% fastest) | |
| ReflectionClass String 0.05029 seconds | |
| ReflectionClass String Cached String 0.03031 seconds (40% fastest) | |
| ------------------------------ | |
| PHP 8.2.10 (cli) (built: Sep 2 2023 06:59:22) (NTS) | |
| Copyright (c) The PHP Group | |
| Zend Engine v4.2.10, Copyright (c) Zend Technologies | |
| with Zend OPcache v8.2.10, Copyright (c), by Zend Technologies |
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