<?php
function lap($func) {
$t0 = microtime(1);
$numbers = range(0, 1000000);
$ret = $func($numbers);
$t1 = microtime(1);
return array($t1 - $t0, $ret);
}
function useArray($numbers) {
$result = array();
foreach ($numbers as $number) {
$result[] = $number * 10;
}
return $result;
}
function useMapClosure($numbers) {
return array_map(function($number) {
return $number * 10;
}, $numbers);
}
function _tenTimes($number) {
return $number * 10;
}
function useMapNamed($numbers) {
return array_map('_tenTimes', $numbers);
}
foreach (array('Array', 'MapClosure', 'MapNamed') as $callback) {
list($delay,) = lap("use$callback");
echo "$callback: $delay\n";
}
- Output for 7.0.0 - 7.0.20, 7.1.0 - 7.1.7, 7.2.0
- Fatal error: Allowed memory size of 67108864 bytes exhausted (tried to allocate 33554440 bytes) in /in/OtkKZ on line 13
Process exited with code 255. - Output for 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.24 - 5.5.35, 5.6.7 - 5.6.28
- Fatal error: Allowed memory size of 67108864 bytes exhausted (tried to allocate 32 bytes) in /in/OtkKZ on line 4
Process exited with code 255. - Output for 4.4.2 - 4.4.9, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17
- Parse error: syntax error, unexpected T_FUNCTION, expecting ')' in /in/OtkKZ on line 19
Process exited with code 255. - Output for 4.3.0 - 4.3.1, 4.3.5 - 4.3.11, 4.4.0 - 4.4.1, 5.0.0 - 5.0.5
- Parse error: parse error, unexpected T_FUNCTION, expecting ')' in /in/OtkKZ on line 19
Process exited with code 255. - Output for 4.3.2 - 4.3.4
- Parse error: parse error, expecting `')'' in /in/OtkKZ on line 19
Process exited with code 255.
preferences:
138.81 ms | 401 KiB | 175 Q