3v4l.org

run code in 300+ PHP versions simultaneously
<?php $rc = new ReflectionClass('Exception'); $rps = $rc->getConstructor()->getParameters(); foreach ($rps as $rp) { echo '$', $rp->getName(), PHP_EOL; echo "\t isOptional : ", var_export($rp->isOptional(), true), PHP_EOL; echo "\t isDefaultValueAvailable : ', var_export($rp->isDefaultValueAvailable(), true), PHP_EOL; if ($rp->isDefaultValueAvailable()) { echo "\t getDefaultValue : ", var_export($rp->getDefaultValue(), true), PHP_EOL; } echo PHP_EOL, PHP_EOL; }

Here you find the average performance (time & memory) of each version. A grayed out version indicates it didn't complete successfully (based on exit-code).

VersionSystem time (s)User time (s)Memory (MiB)
5.4.360.0170.05318.81
5.4.350.0130.03313.80
5.4.340.0000.04713.81
5.4.320.0070.04714.26
5.4.310.0000.04714.27
5.4.300.0030.04014.27
5.4.290.0130.03314.29
5.4.280.0070.04314.18
5.4.270.0000.05314.28
5.4.260.0270.04014.14
5.4.250.0100.05014.16
5.4.240.0200.04014.16
5.4.230.0030.04314.23
5.4.220.0030.04314.18
5.4.210.0000.04314.14
5.4.200.0200.02714.15
5.4.190.0030.04314.16
5.4.180.0070.04314.15
5.4.170.0070.03714.16
5.4.160.0130.03314.23
5.4.150.0070.03714.31
5.4.140.0030.04713.99
5.4.130.0100.03313.85
5.4.120.0000.04013.78
5.4.110.0100.03313.76
5.4.100.0130.03313.78
5.4.90.0070.04013.77
5.4.80.0100.03714.01
5.4.70.0100.03313.77
5.4.60.0070.03713.75
5.4.50.0000.04313.75
5.4.40.0100.03714.00
5.4.30.0070.04013.84
5.4.20.0100.03713.91
5.4.10.0000.04313.69
5.4.00.0030.03713.18
5.3.290.0100.04014.52
5.3.280.0070.04014.55
5.3.270.0100.04014.50
5.3.260.0070.04014.63
5.3.250.0170.03014.66
5.3.240.0070.04314.54
5.3.230.0100.04714.61
5.3.220.0070.04314.59
5.3.210.0130.04714.60
5.3.200.0100.05014.50
5.3.190.0130.05014.60
5.3.180.0200.04314.62
5.3.170.0100.05314.42
5.3.160.0070.04714.48
5.3.150.0170.04014.60
5.3.140.0200.04014.48
5.3.130.0170.04714.44
5.3.120.0070.04314.42
5.3.110.0070.04314.52
5.3.100.0070.04314.07
5.3.90.0130.03313.93
5.3.80.0100.05013.96
5.3.70.0130.04713.88
5.3.60.0130.03313.85
5.3.50.0070.05313.82
5.3.40.0030.04313.84
5.3.30.0070.03713.88
5.3.20.0070.04313.64
5.3.10.0070.03713.64
5.3.00.0070.03713.57
5.2.170.0100.03311.24
5.2.160.0030.03311.14
5.2.150.0100.03011.11
5.2.140.0070.03311.15
5.2.130.0170.02011.16
5.2.120.0070.02711.16
5.2.110.0100.02311.02
5.2.100.0030.03011.00
5.2.90.0100.02711.03
5.2.80.0070.03310.99
5.2.70.0200.01711.02
5.2.60.0100.02710.92
5.2.50.0070.03010.94
5.2.40.0030.03010.93
5.2.30.0030.03010.89
5.2.20.0070.03710.81
5.2.10.0170.02710.81
5.2.00.0000.04010.65
5.1.60.0130.0179.96
5.1.50.0030.0309.96
5.1.40.0000.0309.89
5.1.30.0130.02310.44
5.1.20.0070.04310.32
5.1.10.0000.03310.07
5.1.00.0030.02710.14
5.0.50.0070.0208.58
5.0.40.0030.0238.39
5.0.30.0070.0308.31
5.0.20.0000.0238.24
5.0.10.0030.0208.12
5.0.00.0030.0338.13
4.4.90.0000.0205.86
4.4.80.0070.0135.84
4.4.70.0100.0205.91
4.4.60.0070.0105.76
4.4.50.0070.0135.85
4.4.40.0000.0275.82
4.4.30.0030.0135.88
4.4.20.0030.0175.88
4.4.10.0000.0235.89
4.4.00.0070.0235.88
4.3.110.0100.0105.79
4.3.100.0030.0135.75
4.3.90.0030.0235.81
4.3.80.0000.0335.73
4.3.70.0030.0205.77
4.3.60.0070.0175.71
4.3.50.0130.0105.81
4.3.40.0070.0275.80
4.3.30.0000.0204.57
4.3.20.0030.0174.54
4.3.10.0030.0174.54
4.3.00.0030.0237.30

preferences:
155.16 ms | 1394 KiB | 7 Q