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Benchmark ArrayAccess vs. Magic Methods __get/__set() in PHP classes
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<?php | |
error_reporting(E_ALL); | |
ini_set("display_errors", 1); | |
class Test implements ArrayAccess | |
{ | |
public $data = array(); | |
public function __set($key, $value){ | |
$this->data[$key] = $value; | |
} | |
public function set($key, $value){ | |
$this->__set($key, $value); | |
} | |
public function __get($key){ | |
return $this->data[$key]; | |
} | |
public function get($key){ | |
return $this->__get($key); | |
} | |
public function offsetExists($offset) { | |
} | |
public function offsetGet($offset) { | |
return $this->__get($offset); | |
} | |
public function offsetSet($offset, $value) { | |
$this->__set($offset, $value); | |
} | |
public function offsetUnset($offset) { | |
} | |
} | |
if (php_sapi_name() !== 'cli') { | |
echo "<pre>\n"; | |
} | |
$iterations = pow(10,6); | |
echo "Running $iterations iterations...\n"; | |
echo 'Working...'; | |
$time = microtime(true); | |
for ($i=0; $i < $iterations; $i++) { | |
$test = new Test; | |
$test["a"] = "test a"; | |
$test["b"] = "test b"; | |
$test["c"] = "test c"; | |
$temp = $test["a"]; | |
$temp = $test["b"]; | |
$temp = $test["c"]; | |
} | |
printf("\r%7.0f/s Test[key]=value (array access)\n", $iterations/(microtime(true)-$time)); | |
echo 'Working...'; | |
$time = microtime(true); | |
for ($i=0; $i < $iterations; $i++) { | |
$test = new Test; | |
$test->__set("a", "test a"); | |
$test->__set("b", "test b"); | |
$test->__set("c", "test c"); | |
$temp = $test->__get("a"); | |
$temp = $test->__get("b"); | |
$temp = $test->__get("c"); | |
} | |
printf("\r%7.0f/s Test->__set(key,value) (function call)\n", $iterations/(microtime(true)-$time)); | |
echo 'Working...'; | |
$time = microtime(true); | |
for ($i=0; $i < $iterations; $i++) { | |
$test = new Test; | |
$test->set("a", "test a"); | |
$test->set("b", "test b"); | |
$test->set("c", "test c"); | |
$temp = $test->get("a"); | |
$temp = $test->get("b"); | |
$temp = $test->get("c"); | |
} | |
printf("\r%7.0f/s Test->set(key,value) (function call)\n", $iterations/(microtime(true)-$time)); | |
echo 'Working...'; | |
$time = microtime(true); | |
for ($i=0; $i < $iterations; $i++) { | |
$test = new Test; | |
$test->a = "test a"; | |
$test->b = "test b"; | |
$test->c = "test c"; | |
$temp = $test->a; | |
$temp = $test->b; | |
$temp = $test->c; | |
} | |
printf("\r%7.0f/s Test->key=value (Object property)\n", $iterations/(microtime(true)-$time)); | |
echo 'Working...'; | |
$time = microtime(true); | |
for ($i=0; $i < $iterations; $i++) { | |
$test = new stdClass; | |
$test->a = "test a"; | |
$test->b = "test b"; | |
$test->c = "test c"; | |
$temp = $test->a; | |
$temp = $test->b; | |
$temp = $test->c; | |
} | |
printf("\r%7.0f/s stdClass->key=value (original)\n", $iterations/(microtime(true)-$time)); | |
echo 'Working...'; | |
$time = microtime(true); | |
for ($i=0; $i < $iterations; $i++) { | |
$test = array(); | |
$test["a"] = "test a"; | |
$test["b"] = "test b"; | |
$test["c"] = "test c"; | |
$temp = $test["a"]; | |
$temp = $test["b"]; | |
$temp = $test["c"]; | |
} | |
printf("\r%7.0f/s Array[key]=value (original)\n", $iterations/(microtime(true)-$time)); |
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