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)
8.3.70.0210.00016.88
8.3.60.0100.00716.88
8.3.50.0130.01122.96
8.3.40.0110.00418.84
8.3.30.0040.01119.21
8.3.20.0080.00019.91
8.3.10.0040.00423.65
8.3.00.0000.00819.27
8.2.190.0090.00616.63
8.2.180.0150.00016.75
8.2.170.0090.00922.96
8.2.160.0150.00020.52
8.2.150.0040.00424.18
8.2.140.0060.00324.66
8.2.130.0030.00526.16
8.2.120.0050.00321.04
8.2.110.0030.00620.56
8.2.100.0120.00017.97
8.2.90.0060.00319.17
8.2.80.0000.00817.97
8.2.70.0080.00017.63
8.2.60.0000.00817.88
8.2.50.0030.00818.07
8.2.40.0000.00819.88
8.2.30.0040.00418.01
8.2.20.0100.00017.76
8.2.10.0000.00718.11
8.2.00.0030.00617.70
8.1.280.0100.00725.92
8.1.270.0030.00522.13
8.1.260.0000.00726.35
8.1.250.0070.00028.09
8.1.240.0040.00823.98
8.1.230.0000.01217.52
8.1.220.0000.00817.74
8.1.210.0050.00518.77
8.1.200.0070.00317.13
8.1.190.0000.01017.35
8.1.180.0040.00418.10
8.1.170.0030.00718.46
8.1.160.0070.00022.03
8.1.150.0000.00718.94
8.1.140.0040.00417.38
8.1.130.0030.00317.85
8.1.120.0040.00417.49
8.1.110.0060.00317.45
8.1.100.0030.00717.38
8.1.90.0070.00017.45
8.1.80.0000.00717.38
8.1.70.0030.00517.42
8.1.60.0040.00417.62
8.1.50.0030.00517.52
8.1.40.0000.00817.45
8.1.30.0030.00517.65
8.1.20.0000.00817.65
8.1.10.0040.00417.55
8.1.00.0000.00717.54
8.0.300.0000.00918.77
8.0.290.0000.00716.63
8.0.280.0070.00018.41
8.0.270.0000.00717.20
8.0.260.0030.00317.27
8.0.250.0030.00316.95
8.0.240.0030.00316.94
8.0.230.0070.00016.98
8.0.220.0070.00017.01
8.0.210.0040.00416.93
8.0.200.0070.00016.91
8.0.190.0040.00416.93
8.0.180.0070.00016.89
8.0.170.0040.00416.92
8.0.160.0000.00716.98
8.0.150.0040.00416.80
8.0.140.0070.00016.81
8.0.130.0000.00613.41
8.0.120.0040.00416.93
8.0.110.0040.00416.97
8.0.100.0000.00716.81
8.0.90.0040.00416.84
8.0.80.0060.01616.95
8.0.70.0060.00316.87
8.0.60.0030.00616.85
8.0.50.0000.00716.94
8.0.30.0100.00917.26
8.0.20.0090.01217.40
8.0.10.0040.00417.02
8.0.00.0110.00716.86
7.4.330.0030.00315.09
7.4.320.0000.00616.63
7.4.300.0030.00316.50
7.4.290.0040.00416.54
7.4.280.0000.01116.63
7.4.270.0050.00216.62
7.4.260.0040.00416.52
7.4.250.0030.00516.45
7.4.240.0030.00316.60
7.4.230.0000.00716.35
7.4.220.0030.01416.38
7.4.210.0070.01316.55
7.4.200.0000.00716.61
7.4.160.0140.00316.50
7.4.150.0090.00917.40
7.4.140.0090.01517.86
7.4.130.0090.01016.49
7.4.120.0080.00916.49
7.4.110.0080.00816.41
7.4.100.0100.00816.55
7.4.90.0100.00716.57
7.4.80.0120.00419.39
7.4.70.0000.01816.66
7.4.60.0030.01416.42
7.4.50.0000.00816.29
7.4.40.0140.00416.53
7.4.30.0060.01116.32
7.4.00.0120.00515.12
7.3.330.0030.00313.30
7.3.320.0000.00513.12
7.3.310.0030.00316.46
7.3.300.0030.00316.41
7.3.290.0030.01316.45
7.3.280.0080.00816.41
7.3.270.0060.01117.40
7.3.260.0130.00916.41
7.3.250.0050.01316.66
7.3.240.0210.00316.34
7.3.230.0060.01516.58
7.3.210.0130.00416.29
7.3.200.0180.00019.39
7.3.190.0090.00916.56
7.3.180.0080.00816.59
7.3.170.0120.00316.36
7.3.160.0050.01016.44
7.3.120.0070.01314.99
7.3.110.0090.00914.88
7.3.100.0070.00715.01
7.3.90.0060.01215.06
7.3.80.0000.00914.93
7.3.70.0030.00614.89
7.3.60.0060.00614.75
7.3.50.0130.00314.84
7.3.40.0070.00714.68
7.3.30.0110.00014.79
7.3.20.0040.01116.56
7.3.10.0030.00916.62
7.3.00.0030.01016.87
7.2.330.0120.00916.77
7.2.320.0170.00716.62
7.2.310.0200.00416.66
7.2.300.0080.00816.67
7.2.290.0000.01716.74
7.2.250.0090.00915.02
7.2.240.0030.01315.20
7.2.230.0070.00714.94
7.2.220.0120.00315.30
7.2.210.0030.01315.30
7.2.200.0070.00715.10
7.2.190.0060.00315.05
7.2.180.0070.01015.04
7.2.170.0060.00915.13
7.2.60.0060.00916.69
7.2.00.0030.00919.46
7.1.330.0030.01215.68
7.1.320.0030.00915.95
7.1.310.0000.01215.86
7.1.300.0030.01015.66
7.1.290.0060.00915.81
7.1.280.0070.00715.80
7.1.270.0090.00615.52
7.1.260.0120.00615.73
7.1.200.0080.00415.62
7.1.100.0030.01018.16
7.1.70.0000.01116.77
7.1.60.0070.01719.40
7.1.50.0070.00717.00
7.1.00.0030.07722.54
7.0.200.0090.00016.88
7.0.140.0030.07022.21
7.0.60.0100.08020.06
7.0.50.0130.07717.66
7.0.40.0170.08020.19
7.0.30.0200.04720.13
7.0.20.0200.07020.18
7.0.10.0030.08320.09
7.0.00.0130.05720.19
5.6.280.0100.06720.88
5.6.210.0100.04020.56
5.6.200.0030.06318.18
5.6.190.0130.07320.57
5.6.180.0300.05320.39
5.6.170.0230.08320.48
5.6.160.0100.04720.44
5.6.150.0070.08318.12
5.6.140.0000.07718.16
5.6.130.0100.03318.11
5.6.120.0070.03721.13
5.6.110.0170.06721.13
5.6.100.0170.04021.01
5.6.90.0170.07321.04
5.6.80.0000.06720.37
5.5.350.4900.05720.30
5.5.340.0070.08317.95
5.5.330.0170.07720.23
5.5.320.0330.06720.17
5.5.310.0100.08020.27
5.5.300.0030.05317.92
5.5.290.0070.06017.90
5.5.280.0070.05320.88
5.5.270.0130.07720.88
5.5.260.0070.06320.79
5.5.250.0130.03720.67
5.5.240.0000.06320.20
5.4.450.0070.05319.54
5.4.440.0330.03719.13
5.4.430.0530.03719.23
5.4.420.0530.05319.38
5.4.410.0470.04719.26
5.4.400.0170.04719.09
5.4.390.0530.04018.78
5.4.380.0730.05718.60
5.4.370.1000.05018.50
5.4.360.0770.05718.61
5.4.350.0730.06018.51
5.4.340.0630.05718.50
5.4.320.0040.03812.46
5.4.310.0060.03812.46
5.4.300.0080.03412.47
5.4.290.0070.03612.46
5.4.280.0070.03312.36
5.4.270.0050.03712.36
5.4.260.0100.03512.36
5.4.250.0040.03912.36
5.4.240.0070.03412.36
5.4.230.0050.03812.35
5.4.220.0010.04012.35
5.4.210.0010.03912.35
5.4.200.0050.03812.35
5.4.190.0050.03712.34
5.4.180.0050.03712.34
5.4.170.0040.03812.36
5.4.160.0070.03512.35
5.4.150.0050.03612.35
5.4.140.0050.04412.03
5.4.130.0040.03612.02
5.4.120.0050.03611.98
5.4.110.0080.03411.97
5.4.100.0070.03411.98
5.4.90.0020.04611.98
5.4.80.0040.03911.98
5.4.70.0050.03511.97
5.4.60.0050.03511.97
5.4.50.0020.03811.97
5.4.40.0050.03511.96
5.4.30.0050.04111.96
5.4.20.0090.03111.96
5.4.10.0040.03611.96
5.4.00.0050.03611.45
5.3.290.0050.04012.80
5.3.280.0060.03712.71
5.3.270.0080.03612.72
5.3.260.0040.04012.71
5.3.250.0050.03812.72
5.3.240.0060.03712.72
5.3.230.0080.03412.71
5.3.220.0060.03712.68
5.3.210.0040.04012.68
5.3.200.0060.03512.68
5.3.190.0090.03412.68
5.3.180.0060.03612.67
5.3.170.0050.03712.67
5.3.160.0050.03712.67
5.3.150.0090.03412.67
5.3.140.0110.03112.66
5.3.130.0110.03412.66
5.3.120.0040.04312.66
5.3.110.0050.04012.66
5.3.100.0060.03812.12
5.3.90.0060.03512.09
5.3.80.0040.03812.07
5.3.70.0050.03612.08
5.3.60.0100.03012.07
5.3.50.0080.03712.00
5.3.40.0050.03512.00
5.3.30.0060.03411.95
5.3.20.0060.03511.73
5.3.10.0060.03411.70
5.3.00.0050.03611.68
5.2.170.0040.0319.18
5.2.160.0030.0309.18
5.2.150.0070.0309.18
5.2.140.0060.0439.17
5.2.130.0050.0289.14
5.2.120.0020.0309.14
5.2.110.0040.0299.14
5.2.100.0050.0289.14
5.2.90.0060.0279.14
5.2.80.0070.0349.14
5.2.70.0040.0369.14
5.2.60.0050.0309.09
5.2.50.0080.0289.06
5.2.40.0030.0319.03
5.2.30.0050.0299.02
5.2.20.0030.0309.00
5.2.10.0030.0308.93
5.2.00.0070.0278.79
5.1.60.0020.0268.07
5.1.50.0020.0268.06
5.1.40.0090.0208.05
5.1.30.0060.0278.40
5.1.20.0040.0298.42
5.1.10.0060.0238.14
5.1.00.0040.0258.14
5.0.50.0050.0186.62
5.0.40.0000.0226.47
5.0.30.0030.0316.29
5.0.20.0040.0196.27
5.0.10.0030.0206.23
5.0.00.0030.0346.23
4.4.90.0020.0164.78
4.4.80.0020.0164.75
4.4.70.0060.0164.75
4.4.60.0040.0144.75
4.4.50.0050.0124.77
4.4.40.0040.0304.71
4.4.30.0040.0144.76
4.4.20.0000.0184.85
4.4.10.0020.0164.85
4.4.00.0030.0244.76
4.3.110.0020.0154.67
4.3.100.0030.0144.66
4.3.90.0030.0144.64
4.3.80.0010.0264.59
4.3.70.0010.0164.63
4.3.60.0020.0154.63
4.3.50.0050.0134.63
4.3.40.0010.0264.54
4.3.30.0010.0173.28
4.3.20.0010.0173.26
4.3.10.0000.0173.22
4.3.00.0000.01715.63

preferences:
58.48 ms | 401 KiB | 5 Q