3v4l.org

run code in 300+ PHP versions simultaneously
<?php $v = [false]; foreach($v as $t): echo PHP_EOL; echo PHP_EOL; list($t1, $t2, $t3, $t4) = [$t, $t, $t, $t]; var_dump(gettype($t) . ':' . var_export($t, true)); var_dump('-$t', -$t); var_dump('+$t', +$t); var_dump('!$t', !$t); var_dump('~$t', ~$t); var_dump('$t++', $t1++); var_dump('$t--', $t2--); var_dump('--$t', --$t3); var_dump('++$t', ++$t4]); endforeach;

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)
5.4.320.0050.03912.50
5.4.310.0060.04312.49
5.4.300.0070.03412.50
5.4.290.0050.03812.50
5.4.280.0070.03412.39
5.4.270.0060.03512.39
5.4.260.0050.03812.39
5.4.250.0020.05112.39
5.4.240.0070.03512.39
5.4.230.0090.03512.39
5.4.220.0090.03312.38
5.4.210.0050.03612.39
5.4.200.0070.03612.38
5.4.190.0060.03612.38
5.4.180.0080.03412.38
5.4.170.0060.03512.39
5.4.160.0060.03512.38
5.4.150.0060.03612.38
5.4.140.0090.03412.07
5.4.130.0090.03212.05
5.4.120.0080.03312.02
5.4.110.0090.03212.01
5.4.100.0080.03412.02
5.4.90.0030.04112.02
5.4.80.0040.03812.02
5.4.70.0040.03512.01
5.4.60.0030.03712.02
5.4.50.0030.04812.01
5.4.40.0050.03512.00
5.4.30.0080.03711.99
5.4.20.0050.03611.99
5.4.10.0060.03412.00
5.4.00.0040.03811.48
5.3.290.0070.04212.80
5.3.280.0070.03712.71
5.3.270.0040.04112.73
5.3.260.0070.03712.72
5.3.250.0050.04112.72
5.3.240.0040.03912.71
5.3.230.0050.03812.71
5.3.220.0060.03812.68
5.3.210.0040.04112.68
5.3.200.0060.04212.68
5.3.190.0040.04012.68
5.3.180.0060.03612.68
5.3.170.0070.03512.67
5.3.160.0060.03712.67
5.3.150.0070.03712.67
5.3.140.0070.03812.66
5.3.130.0100.03812.66
5.3.120.0060.03812.66
5.3.110.0070.04612.66
5.3.100.0070.03612.12
5.3.90.0040.03712.08
5.3.80.0080.03312.08
5.3.70.0050.04212.07
5.3.60.0050.03712.06
5.3.50.0070.04012.00
5.3.40.0040.03712.00
5.3.30.0060.03611.95
5.3.20.0070.03311.73
5.3.10.0090.03911.70
5.3.00.0060.03511.68
5.2.170.0060.0289.18
5.2.160.0030.0309.18
5.2.150.0050.0339.18
5.2.140.0030.0319.18
5.2.130.0070.0269.14
5.2.120.0050.0329.14
5.2.110.0040.0299.15
5.2.100.0040.0299.14
5.2.90.0060.0299.14
5.2.80.0040.0309.14
5.2.70.0040.0319.14
5.2.60.0040.0309.09
5.2.50.0040.0309.05
5.2.40.0080.0279.04
5.2.30.0110.0289.02
5.2.20.0060.0269.00
5.2.10.0070.0258.93
5.2.00.0070.0278.79
5.1.60.0030.0268.07
5.1.50.0050.0278.06
5.1.40.0060.0248.05
5.1.30.0070.0288.40
5.1.20.0050.0328.42
5.1.10.0050.0278.14
5.1.00.0040.0258.14
5.0.50.0030.0226.63
5.0.40.0040.0256.48
5.0.30.0030.0316.29
5.0.20.0020.0216.27
5.0.10.0030.0216.24
5.0.00.0020.0336.23
4.4.90.0030.0154.77
4.4.80.0030.0154.76
4.4.70.0030.0164.75
4.4.60.0010.0174.75
4.4.50.0030.0144.77
4.4.40.0020.0264.71
4.4.30.0050.0184.76
4.4.20.0030.0154.84
4.4.10.0040.0164.84
4.4.00.0070.0204.76
4.3.110.0040.0144.67
4.3.100.0040.0134.66
4.3.90.0010.0154.63
4.3.80.0030.0244.58
4.3.70.0020.0154.63
4.3.60.0020.0154.63
4.3.50.0020.0164.63
4.3.40.0020.0244.54
4.3.30.0030.0153.28
4.3.20.0030.0143.26
4.3.10.0010.0163.22
4.3.00.0070.01315.63

preferences:
142.23 ms | 1394 KiB | 7 Q