3v4l.org

run code in 300+ PHP versions simultaneously
<?php foreach (cartesian(expand_pattern('a..c'), 3) as $option) { echo "$option\n"; } function expand_pattern($pattern) { $bias = 0; $flags = PREG_SET_ORDER | PREG_OFFSET_CAPTURE; preg_match_all('/(.)\.\.(.)/', $pattern, $matches, $flags); foreach ($matches as $match) { $range = implode('', range($match[1][0], $match[2][0])); $pattern = substr_replace( $pattern, $range, $bias + $match[1][1], $match[2][1] - $match[1][1] + 1); $bias += strlen($range) - 4; } return $pattern; } function cartesian($pattern, $length) { $choices = strlen($pattern); $indexes = array_fill(0, $length, 0); $resets = 0; while ($resets != $length) { $result = ''; for ($i = 0; $i < $length; ++$i) { $result .= $pattern[$indexes[$i]]; } yield $result; $resets = 0; for ($i = $length - 1; $i >= 0 && ++$indexes[$i] == $choices; --$i) { $indexes[$i] = 0; ++$resets; } } }

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)
8.3.60.0100.00716.63
8.3.50.0100.00821.27
8.3.40.0180.00418.76
8.3.30.0110.00419.02
8.3.20.0040.00420.35
8.3.10.0080.00021.90
8.3.00.0080.00017.93
8.2.180.0110.01116.75
8.2.170.0070.00722.96
8.2.160.0080.00620.57
8.2.150.0060.00324.18
8.2.140.0080.00024.66
8.2.130.0080.00026.16
8.2.120.0030.00519.51
8.2.110.0040.00421.12
8.2.100.0090.00318.03
8.2.90.0050.00319.40
8.2.80.0000.00817.97
8.2.70.0080.00017.88
8.2.60.0040.00417.93
8.2.50.0060.00318.10
8.2.40.0040.00418.34
8.2.30.0030.00618.28
8.2.20.0050.00318.01
8.2.10.0040.00417.96
8.2.00.0040.00419.73
8.1.280.0170.00325.92
8.1.270.0160.00023.91
8.1.260.0030.00726.35
8.1.250.0070.00028.09
8.1.240.0000.00923.97
8.1.230.0090.00317.70
8.1.220.0050.00317.79
8.1.210.0030.00618.77
8.1.200.0060.00317.60
8.1.190.0060.00317.47
8.1.180.0000.00818.10
8.1.170.0000.00918.66
8.1.160.0000.00722.06
8.1.150.0050.00218.89
8.1.140.0040.00417.61
8.1.130.0000.00717.73
8.1.120.0050.00217.67
8.1.110.0030.00417.65
8.1.100.0070.00017.63
8.1.90.0030.00717.52
8.1.80.0030.00617.63
8.1.70.0040.00417.59
8.1.60.0000.00817.73
8.1.50.0080.00017.66
8.1.40.0000.00817.60
8.1.30.0040.00417.76
8.1.20.0040.00417.69
8.1.10.0000.00817.75
8.1.00.0050.00317.68
8.0.300.0040.00418.77
8.0.290.0040.00416.88
8.0.280.0030.00318.39
8.0.270.0030.00317.25
8.0.260.0060.00017.25
8.0.250.0070.00017.09
8.0.240.0050.00217.04
8.0.230.0030.00517.16
8.0.220.0040.00416.98
8.0.210.0030.00316.98
8.0.200.0040.00416.97
8.0.190.0050.00217.12
8.0.180.0020.00516.96
8.0.170.0000.00817.08
8.0.160.0000.00816.87
8.0.150.0040.00417.00
8.0.140.0000.01016.88
8.0.130.0050.00013.47
8.0.120.0000.00817.04
8.0.110.0060.00316.94
8.0.100.0050.00317.05
8.0.90.0050.00217.09
8.0.80.0090.00916.98
8.0.70.0070.00016.84
8.0.60.0040.00416.86
8.0.50.0050.00216.91
8.0.30.0120.00717.27
8.0.20.0070.01317.50
8.0.10.0050.00317.01
8.0.00.0110.00916.92
7.4.330.0060.00015.22
7.4.320.0040.00416.83
7.4.300.0060.00016.62
7.4.290.0050.00216.78
7.4.280.0080.00016.70
7.4.270.0030.00316.83
7.4.260.0040.00416.66
7.4.250.0000.00716.64
7.4.240.0030.00516.78
7.4.230.0000.00716.66
7.4.220.0070.01016.75
7.4.210.0150.00016.93
7.4.200.0040.00416.47
7.4.160.0130.00316.87
7.4.150.0120.01217.40
7.4.140.0100.00917.86
7.4.130.0110.00716.74
7.4.120.0100.00816.78
7.4.110.0010.02216.88
7.4.100.0090.00916.64
7.4.90.0140.00316.87
7.4.80.0200.01919.39
7.4.70.0060.01216.79
7.4.60.0130.00616.84
7.4.50.0030.00616.54
7.4.40.0120.01216.64
7.4.30.0000.02016.77
7.4.00.0030.01415.11
7.3.330.0060.00213.53
7.3.320.0030.00313.53
7.3.310.0040.00416.50
7.3.300.0000.00816.42
7.3.290.0110.00416.56
7.3.280.0070.01016.54
7.3.270.0080.00817.40
7.3.260.0120.00816.82
7.3.250.0120.00816.83
7.3.240.0110.00716.84
7.3.230.0030.01316.63
7.3.210.0060.01216.76
7.3.200.0170.00819.39
7.3.190.0100.00716.54
7.3.180.0090.00916.34
7.3.170.0110.00716.51
7.3.160.0060.01516.73
7.3.120.0040.01415.20
7.3.10.0000.01216.64
7.3.00.0060.01016.73
7.2.330.0150.00417.12
7.2.320.0100.00616.85
7.2.310.0120.00616.86
7.2.300.0100.00716.88
7.2.290.0080.00817.02
7.2.130.0070.00317.15
7.2.120.0070.00417.18
7.2.110.0070.00717.16
7.2.100.0060.00917.14
7.2.90.0110.00417.14
7.2.80.0090.00617.25
7.2.70.0030.00917.23
7.2.60.0070.01017.33
7.2.50.0100.00317.18
7.2.40.0000.01717.31
7.2.30.0040.01117.13
7.2.20.0080.00617.29
7.2.10.0140.00317.24
7.2.00.0050.00818.44
7.1.250.0030.01215.73
7.1.100.0000.00918.20
7.1.70.0050.00317.26
7.1.60.0060.01919.25
7.1.50.0180.01416.92
7.1.00.0000.08022.34
7.0.200.0000.00716.88
7.0.140.0070.06722.12
7.0.60.0000.07719.85
7.0.50.0070.04017.90
7.0.40.0170.07320.31
7.0.30.0570.06720.28
7.0.20.0430.07720.16
7.0.10.0030.04720.11
7.0.00.0030.04320.43
5.6.280.0030.07321.00
5.6.210.0100.03720.75
5.6.200.0100.04318.19
5.6.190.0030.04720.39
5.6.180.0230.06020.48
5.6.170.0230.06720.47
5.6.160.0030.04720.49
5.6.150.0000.07718.14
5.6.140.0030.09018.17
5.6.130.0070.08718.23
5.6.120.0130.03720.98
5.6.110.0170.07321.01
5.6.100.0100.07021.12
5.6.90.0170.05021.11
5.6.80.0170.05020.52
5.6.70.4330.04320.29
5.5.350.0170.07320.53
5.5.340.0030.03717.97
5.5.330.0030.06320.32
5.5.320.0200.05320.34
5.5.310.0270.06720.34
5.5.300.0030.07017.98
5.5.290.0070.07317.96
5.5.280.0130.03020.75
5.5.270.0070.06720.88
5.5.260.0100.04020.87
5.5.250.0130.05720.80
5.5.240.0270.07720.38
5.4.450.0730.06019.34
5.4.440.1030.06019.48
5.4.430.1070.06019.47
5.4.420.1070.04019.58
5.4.410.0070.05319.01
5.4.400.0230.06018.77
5.4.390.0370.06018.56
5.4.380.0200.05018.79
5.4.370.0130.04318.45
5.4.360.0000.04718.72
5.4.350.0070.03812.04
5.4.340.0080.04012.04
5.4.320.0040.03912.52
5.4.310.0050.03912.52
5.4.300.0050.03812.52
5.4.290.0100.03512.52
5.4.280.0040.03912.42
5.4.270.0070.04612.42
5.4.260.0070.04512.41
5.4.250.0110.04712.42
5.4.240.0080.04412.42
5.4.230.0090.03712.41
5.4.220.0050.03812.41
5.4.210.0060.03512.41
5.4.200.0020.04512.41
5.4.190.0090.03612.40
5.4.180.0090.04012.40
5.4.170.0050.04512.41
5.4.160.0110.04712.41
5.4.150.0110.04112.40
5.4.140.0070.04512.09
5.4.130.0090.03412.07
5.4.120.0050.03612.04
5.4.110.0080.04112.03
5.4.100.0150.03412.03
5.4.90.0070.04112.04
5.4.80.0060.04412.04
5.4.70.0070.03812.04
5.4.60.0090.03512.03
5.4.50.0060.03712.03
5.4.40.0080.03412.02
5.4.30.0040.04412.01
5.4.20.0050.03712.01
5.4.10.0050.03812.02
5.4.00.0030.03811.51
5.3.290.0060.05012.80
5.3.280.0070.03812.71
5.3.270.0060.04412.72
5.3.260.0090.04212.72
5.3.250.0090.03512.72
5.3.240.0070.03912.72
5.3.230.0070.03712.70
5.3.220.0050.04012.68
5.3.210.0110.03712.68
5.3.200.0110.03512.68
5.3.190.0100.03712.68
5.3.180.0080.03712.67
5.3.170.0090.03712.67
5.3.160.0060.03812.67
5.3.150.0070.04412.67
5.3.140.0060.03912.66
5.3.130.0110.03912.66
5.3.120.0070.04012.66
5.3.110.0070.04012.66
5.3.100.0050.04012.14
5.3.90.0080.03512.12
5.3.80.0130.04112.12
5.3.70.0090.03712.11
5.3.60.0060.03712.09
5.3.50.0050.03712.04
5.3.40.0080.04512.04
5.3.30.0110.04312.00
5.3.20.0100.03311.78
5.3.10.0100.03311.74
5.3.00.0100.03511.73
5.2.170.0070.0309.23
5.2.160.0120.0229.23
5.2.150.0060.0319.23
5.2.140.0060.0299.23
5.2.130.0060.0329.19
5.2.120.0040.0349.19
5.2.110.0080.0279.20
5.2.100.0060.0289.20
5.2.90.0050.0309.19
5.2.80.0080.0279.18
5.2.70.0060.0349.18
5.2.60.0020.0349.15
5.2.50.0050.0299.11
5.2.40.0090.0269.09
5.2.30.0050.0309.06
5.2.20.0050.0299.05
5.2.10.0030.0328.95
5.2.00.0040.0318.82
5.1.60.0040.0258.11
5.1.50.0050.0258.10
5.1.40.0030.0268.08
5.1.30.0060.0248.43
5.1.20.0040.0278.45
5.1.10.0040.0268.18
5.1.00.0060.0248.19
5.0.50.0030.0226.67
5.0.40.0040.0186.53
5.0.30.0030.0316.33
5.0.20.0030.0206.30
5.0.10.0020.0226.28
5.0.00.0050.0296.28
4.4.90.0010.0174.77
4.4.80.0040.0144.76
4.4.70.0060.0184.75
4.4.60.0050.0174.75
4.4.50.0030.0154.77
4.4.40.0040.0244.71
4.4.30.0030.0184.75
4.4.20.0030.0174.84
4.4.10.0050.0164.85
4.4.00.0030.0254.76
4.3.110.0020.0204.67
4.3.100.0050.0174.67
4.3.90.0030.0164.63
4.3.80.0040.0244.58
4.3.70.0050.0144.63
4.3.60.0010.0174.63
4.3.50.0030.0164.63
4.3.40.0030.0264.54
4.3.30.0020.0183.32
4.3.20.0030.0163.30
4.3.10.0010.0173.26
4.3.00.0030.0237.21

preferences:
36.91 ms | 401 KiB | 5 Q