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run code in 300+ PHP versions simultaneously
<?php // investigating closures in closures $f = function() { static $p = 'p'; return static function() { return static::$p; }; }; $g = static function() { static $p = 'p'; return static function() { return static::$p; }; }; $h = function() { static $p = 'p'; return function() { return static::$p; }; }; var_dump($f(), $g());

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)
8.3.60.0040.01216.63
8.3.50.0070.01122.00
8.3.40.0140.00718.76
8.3.30.0040.01119.27
8.3.20.0070.00020.30
8.3.10.0040.00423.66
8.3.00.0100.00017.59
8.2.180.0160.00318.54
8.2.170.0030.01022.96
8.2.160.0030.01020.35
8.2.150.0000.00824.18
8.2.140.0040.00424.66
8.2.130.0100.01026.16
8.2.120.0070.00022.25
8.2.110.0030.00622.25
8.2.100.0090.00317.84
8.2.90.0040.00419.22
8.2.80.0000.00817.97
8.2.70.0110.00017.50
8.2.60.0030.00617.93
8.2.50.0000.00918.07
8.2.40.0030.00517.91
8.2.30.0040.00418.05
8.2.20.0050.00317.69
8.2.10.0040.00418.17
8.2.00.0100.00017.58
8.1.280.0110.00725.92
8.1.270.0030.00522.19
8.1.260.0000.00826.35
8.1.250.0000.00828.09
8.1.240.0040.00723.95
8.1.230.0070.00419.16
8.1.220.0000.00717.74
8.1.210.0090.00018.77
8.1.200.0030.00617.23
8.1.190.0030.00517.41
8.1.180.0030.00618.10
8.1.170.0060.00318.50
8.1.160.0000.00722.01
8.1.150.0040.00418.64
8.1.140.0000.00717.46
8.1.130.0000.00717.50
8.1.120.0070.00017.48
8.1.110.0070.00017.50
8.1.100.0040.00417.48
8.1.90.0030.00417.52
8.1.80.0000.00717.35
8.1.70.0060.00017.42
8.1.60.0000.01317.62
8.1.50.0000.00817.50
8.1.40.0000.00717.56
8.1.30.0000.01017.51
8.1.20.0030.00617.66
8.1.10.0040.00417.51
8.1.00.0060.00317.37
8.0.300.0080.00019.09
8.0.290.0030.00517.18
8.0.280.0050.00218.44
8.0.270.0000.00717.16
8.0.260.0000.00616.88
8.0.250.0030.00316.96
8.0.240.0070.00716.97
8.0.230.0030.00316.91
8.0.220.0040.00416.91
8.0.210.0030.00316.76
8.0.200.0070.00316.84
8.0.190.0070.00016.88
8.0.180.0040.00416.80
8.0.170.0030.00616.90
8.0.160.0070.00016.93
8.0.150.0000.00716.89
8.0.140.0070.00016.84
8.0.130.0030.00313.26
8.0.120.0050.00316.88
8.0.110.0050.00316.93
8.0.100.0000.00716.68
8.0.90.0070.00016.70
8.0.80.0080.00816.84
8.0.70.0030.00516.84
8.0.60.0070.00016.85
8.0.50.0030.00516.95
8.0.30.0060.01317.12
8.0.20.0150.00617.40
8.0.10.0030.00516.89
8.0.00.0090.01116.81
7.4.330.0020.00215.00
7.4.320.0000.00616.59
7.4.300.0000.00716.57
7.4.290.0000.00716.65
7.4.280.0030.00316.50
7.4.270.0040.00416.52
7.4.260.0030.00316.39
7.4.250.0040.00416.36
7.4.240.0020.00516.53
7.4.230.0030.00316.44
7.4.220.0060.01216.50
7.4.210.0110.00416.54
7.4.200.0040.00416.60
7.4.190.0080.00016.73
7.4.160.0100.00616.54
7.4.150.0100.00717.40
7.4.140.0080.01017.86
7.4.130.0140.00616.45
7.4.120.0080.01016.57
7.4.110.0110.00716.57
7.4.100.0070.01116.57
7.4.90.0120.00616.59
7.4.80.0120.00919.39
7.4.70.0110.00516.51
7.4.60.0070.01416.38
7.4.50.0000.00816.57
7.4.40.0080.00322.77
7.4.30.0060.00916.36
7.4.00.0090.00614.97
7.3.330.0000.00513.25
7.3.320.0020.00213.24
7.3.310.0030.00316.03
7.3.300.0030.00316.26
7.3.290.0110.00616.28
7.3.280.0080.01116.24
7.3.270.0140.01017.40
7.3.260.0100.00616.16
7.3.250.0070.01216.48
7.3.240.0100.00616.38
7.3.230.0100.00716.48
7.3.210.0110.00616.46
7.3.200.0120.00619.39
7.3.190.0080.00816.12
7.3.180.0100.00716.54
7.3.170.0040.01216.36
7.3.160.0160.00016.51
7.3.120.0070.01014.87
7.3.10.0030.00516.61
7.3.00.0100.00316.49
7.2.330.0140.00316.63
7.2.320.0090.01216.41
7.2.310.0030.01316.67
7.2.300.0120.00316.63
7.2.290.0090.00916.68
7.2.130.0030.00616.53
7.2.120.0000.00916.86
7.2.110.0040.00816.68
7.2.100.0070.00416.87
7.2.90.0060.00616.73
7.2.80.0060.00616.50
7.2.70.0040.00716.69
7.2.60.0080.00316.63
7.2.50.0110.00316.94
7.2.40.0030.00916.92
7.2.30.0130.00016.66
7.2.20.0040.00816.91
7.2.10.0000.01116.59
7.2.00.0060.00616.82
7.1.250.0060.00615.59
7.1.70.0000.00716.86
7.1.60.0120.01219.33
7.1.50.0070.01816.67
7.1.00.0030.07722.54
7.0.200.0200.00714.61
7.0.140.0000.07722.15
7.0.60.0030.06020.00
7.0.50.0030.04317.87
7.0.40.0030.06020.18
7.0.30.0200.04020.17
7.0.20.0170.06020.14
7.0.10.0070.06320.08
7.0.00.0070.08020.30
5.6.280.0100.06721.03
5.6.210.0030.06020.72
5.6.200.0070.08318.16
5.6.190.0030.07320.61
5.6.180.0170.04020.46
5.6.170.0230.05320.50
5.6.160.0100.07720.56
5.6.150.0030.04318.17
5.6.140.0030.05318.15
5.6.130.0070.06018.29
5.6.120.0100.03321.00
5.6.110.0030.04321.00
5.6.100.0200.05321.06
5.6.90.0030.07321.01
5.6.80.0030.03720.39
5.6.70.4170.03720.37
5.5.350.0170.07720.48
5.5.340.0100.04317.95
5.5.330.0030.05320.40
5.5.320.0230.07320.28
5.5.310.0230.05020.23
5.5.300.0030.05717.95
5.5.290.0070.09018.08
5.5.280.0130.06320.89
5.5.270.0130.04020.96
5.5.260.0100.08320.90
5.5.250.0130.07720.56
5.5.240.0270.05320.18
5.4.450.0200.06019.18
5.4.440.0170.06019.17
5.4.430.0100.05719.59
5.4.420.0170.05319.45
5.4.410.0200.05019.09
5.4.400.0230.04319.29
5.4.390.0130.05719.14
5.4.380.0430.06718.63
5.4.370.0200.05318.60
5.4.360.0300.05018.81
5.4.350.0330.07718.63
5.4.340.0330.07018.80
5.4.320.0050.03712.52
5.4.310.0060.04112.51
5.4.300.0080.03512.52
5.4.290.0080.05112.51
5.4.280.0090.03612.39
5.4.270.0080.03612.38
5.4.260.0060.04312.39
5.4.250.0090.04612.38
5.4.240.0080.04212.38
5.4.230.0090.05612.38
5.4.220.0110.03712.38
5.4.210.0070.03912.38
5.4.200.0080.03912.38
5.4.190.0100.03912.37
5.4.180.0070.03812.37
5.4.170.0060.04612.38
5.4.160.0110.04712.38
5.4.150.0100.04812.37
5.4.140.0150.05012.05
5.4.130.0140.06712.05
5.4.120.0230.07212.00
5.4.110.0130.07612.00
5.4.100.0130.05812.00
5.4.90.0130.05512.00
5.4.80.0090.07112.00
5.4.70.0110.05511.99
5.4.60.0100.06211.99
5.4.50.0260.08112.00
5.4.40.0210.06111.98
5.4.30.0130.07211.98
5.4.20.0140.05811.98
5.4.10.0110.09611.98
5.4.00.0140.06311.46
5.3.290.0070.06412.80
5.3.280.0130.06112.71
5.3.270.0100.05312.72
5.3.260.0140.06212.72
5.3.250.0140.06112.72
5.3.240.0150.05912.72
5.3.230.0120.05512.71
5.3.220.0160.06512.68
5.3.210.0250.07912.68
5.3.200.0100.05812.68
5.3.190.0210.05112.68
5.3.180.0140.05512.67
5.3.170.0290.06212.67
5.3.160.0340.12912.67
5.3.150.0100.05812.68
5.3.140.0110.05612.66
5.3.130.0120.05712.66
5.3.120.0140.05712.66
5.3.110.0070.06312.66
5.3.100.0110.05712.12
5.3.90.0090.06112.09
5.3.80.0140.06212.07
5.3.70.0100.03612.08
5.3.60.0130.04112.07
5.3.50.0150.04112.00
5.3.40.0140.04512.00
5.3.30.0090.03411.95
5.3.20.0130.05111.73
5.3.10.0090.04111.71
5.3.00.0090.03611.69
5.2.170.0060.0349.15
5.2.160.0120.0279.15
5.2.150.0090.0439.15
5.2.140.0080.0419.15
5.2.130.0080.0519.11
5.2.120.0080.0319.11
5.2.110.0130.0389.12
5.2.100.0050.0409.12
5.2.90.0070.0419.11
5.2.80.0090.0429.11
5.2.70.0080.0429.11
5.2.60.0060.0409.05
5.2.50.0040.0369.03
5.2.40.0040.0389.00
5.2.30.0120.0518.98
5.2.20.0070.0368.98
5.2.10.0090.0398.90
5.2.00.0080.0378.76
5.1.60.0040.0358.05
5.1.50.0050.0338.04
5.1.40.0060.0348.03
5.1.30.0040.0308.37
5.1.20.0060.0348.40
5.1.10.0050.0308.12
5.1.00.0050.0468.12
5.0.50.0100.0366.60
5.0.40.0090.0246.46
5.0.30.0090.0566.27
5.0.20.0080.0356.24
5.0.10.0090.0296.22
5.0.00.0090.0406.20
4.4.90.0050.0244.78
4.4.80.0060.0234.75
4.4.70.0060.0224.76
4.4.60.0060.0244.75
4.4.50.0070.0254.77
4.4.40.0050.0394.71
4.4.30.0040.0194.76
4.4.20.0040.0154.84
4.4.10.0060.0184.85
4.4.00.0040.0314.76
4.3.110.0050.0214.67
4.3.100.0030.0224.66
4.3.90.0070.0204.63
4.3.80.0080.0354.58
4.3.70.0080.0294.63
4.3.60.0090.0354.63
4.3.50.0060.0154.63
4.3.40.0070.0294.54
4.3.30.0070.0203.27
4.3.20.0050.0203.25
4.3.10.0010.0223.21
4.3.00.0000.0276.74

preferences:
44.45 ms | 401 KiB | 5 Q