3v4l.org

run code in 300+ PHP versions simultaneously
<?php $width = 5; foreach (range(1, $width) as $i) { printf("%{$width}s\n", join(array_reverse(range(1, $i)))); } $width = 5; foreach (range(1, $width) as $i) { printf("%{$width}s\n", join(range(1, $i))); }

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)
8.3.70.0080.00816.50
8.3.60.0120.00618.04
8.3.50.0190.00521.16
8.3.40.0100.00718.66
8.3.30.0120.00318.92
8.3.20.0140.00320.31
8.3.10.0030.00520.59
8.3.00.0030.00619.25
8.2.180.0180.01416.32
8.2.170.0090.00622.96
8.2.160.0070.00720.25
8.2.150.0070.00024.18
8.2.140.0080.00024.66
8.2.130.0070.00026.16
8.2.120.0070.00022.23
8.2.110.0060.00322.03
8.2.100.0050.00520.59
8.2.90.0080.00019.22
8.2.80.0030.00617.97
8.2.70.0030.00617.37
8.2.60.0100.00017.92
8.2.50.0040.00418.07
8.2.40.0000.00818.06
8.2.30.0020.00519.12
8.2.20.0000.00717.68
8.2.10.0030.00517.93
8.2.00.0080.00017.60
8.1.280.0100.01025.92
8.1.270.0090.00022.24
8.1.260.0080.00026.35
8.1.250.0000.00728.09
8.1.240.0070.00322.06
8.1.230.0050.00519.01
8.1.220.0000.00817.74
8.1.210.0080.00018.77
8.1.200.0100.00017.35
8.1.190.0000.00817.23
8.1.180.0000.00818.10
8.1.170.0030.00518.43
8.1.160.0050.00222.05
8.1.150.0000.00818.93
8.1.140.0040.00417.29
8.1.130.0070.00017.82
8.1.120.0040.00417.35
8.1.110.0030.00517.46
8.1.100.0030.00317.43
8.1.90.0000.00817.47
8.1.80.0030.00417.35
8.1.70.0000.00817.34
8.1.60.0030.00517.53
8.1.50.0080.00017.53
8.1.40.0000.00817.40
8.1.30.0040.00417.59
8.1.20.0080.00017.70
8.1.10.0000.00817.40
8.1.00.0000.00717.41
8.0.300.0040.00418.77
8.0.290.0000.00816.63
8.0.280.0030.00318.48
8.0.270.0000.00717.12
8.0.260.0080.00018.30
8.0.250.0030.00316.98
8.0.240.0030.00316.88
8.0.230.0050.00216.96
8.0.220.0070.00016.91
8.0.210.0030.00316.93
8.0.200.0000.00616.93
8.0.190.0030.00316.92
8.0.180.0000.00716.86
8.0.170.0030.00616.80
8.0.160.0030.00316.76
8.0.150.0000.00716.79
8.0.140.0040.00416.87
8.0.130.0040.00413.30
8.0.120.0000.00816.86
8.0.110.0000.00716.86
8.0.100.0050.00216.90
8.0.90.0000.00816.79
8.0.80.0100.01016.75
8.0.70.0000.00716.87
8.0.60.0040.00416.87
8.0.50.0000.00716.83
8.0.30.0080.01117.14
8.0.20.0140.00617.40
8.0.10.0000.00717.06
8.0.00.0090.00916.68
7.4.330.0000.00515.00
7.4.320.0030.00316.52
7.4.300.0070.00016.44
7.4.290.0030.00316.57
7.4.280.0030.00816.58
7.4.270.0070.00016.58
7.4.260.0040.00416.57
7.4.250.0080.00016.35
7.4.240.0030.00316.47
7.4.230.0000.00716.53
7.4.220.0060.01216.53
7.4.210.0100.01016.62
7.4.200.0030.00316.40
7.4.160.0110.01516.61
7.4.150.0100.01017.40
7.4.140.0110.00717.86
7.4.130.0060.01116.40
7.4.120.0080.01116.41
7.4.110.0150.00316.46
7.4.100.0090.00816.49
7.4.90.0100.01316.46
7.4.80.0140.00318.80
7.4.70.0070.01016.50
7.4.60.0070.01016.48
7.4.50.0040.00416.18
7.4.40.0070.01116.40
7.4.30.0110.00716.43
7.4.00.0030.01214.85
7.3.330.0000.00513.09
7.3.320.0050.00013.10
7.3.310.0030.00316.32
7.3.300.0040.00416.12
7.3.290.0130.00716.21
7.3.280.0050.01216.22
7.3.270.0100.01017.40
7.3.260.0140.00316.61
7.3.250.0120.00516.49
7.3.240.0090.00916.56
7.3.230.0070.01016.56
7.3.210.0090.00916.59
7.3.200.0100.00719.39
7.3.190.0090.01216.50
7.3.180.0090.00616.17
7.3.170.0110.00516.28
7.3.160.0120.00416.57
7.2.330.0120.00616.70
7.2.320.0100.00716.56
7.2.310.0060.01216.45
7.2.300.0140.00716.66
7.2.290.0000.01716.52
7.2.60.0060.00916.76
7.1.200.0040.00415.83
7.1.100.0060.00318.27
7.1.70.0000.00817.03
7.1.60.0140.01019.32
7.1.50.0150.00316.94
7.1.00.0000.08022.36
7.0.200.0070.00316.89
7.0.140.0070.07022.00
7.0.60.0070.07320.03
7.0.50.0200.07017.82
7.0.40.0000.05020.07
7.0.30.0070.05020.16
7.0.20.0300.06720.14
7.0.10.0000.09320.02
7.0.00.0070.08320.28
5.6.280.0000.07720.78
5.6.210.0130.07320.72
5.6.200.0030.07018.12
5.6.190.0070.08720.39
5.6.180.0500.07020.33
5.6.170.0230.05320.41
5.6.160.0100.07020.37
5.6.150.0070.08018.20
5.6.140.0170.06318.10
5.6.130.0100.08018.10
5.6.120.0100.08020.79
5.6.110.0200.05021.09
5.6.100.0130.07321.00
5.6.90.0100.06720.96
5.6.80.0070.08020.40
5.5.350.0130.03020.42
5.5.340.0030.06017.98
5.5.330.0100.07720.23
5.5.320.0300.03720.17
5.5.310.0300.06320.41
5.5.300.0030.05317.84
5.5.290.0070.08717.99
5.5.280.0100.08320.96
5.5.270.0130.08020.94
5.5.260.0070.08320.75
5.5.250.0100.07720.77
5.5.240.0200.07720.14
5.4.450.1070.04019.46
5.4.440.0670.06319.47
5.4.430.0970.06319.44
5.4.420.0930.05019.50
5.4.410.0730.06019.37
5.4.400.0900.05319.18
5.4.390.0800.04319.31
5.4.380.0300.05318.78
5.4.370.0270.05318.56
5.4.360.0470.05718.63
5.4.350.0330.06018.72
5.4.340.0370.05318.61
5.4.320.0060.04012.45
5.4.310.0070.03612.45
5.4.300.0040.03912.46
5.4.290.0060.04812.45
5.4.280.0040.04112.35
5.4.270.0060.03612.35
5.4.260.0080.03612.35
5.4.250.0110.03512.35
5.4.240.0060.03612.35
5.4.230.0070.04712.34
5.4.220.0060.03612.34
5.4.210.0090.03512.34
5.4.200.0040.04012.34
5.4.190.0050.03912.34
5.4.180.0080.04112.34
5.4.170.0080.03812.35
5.4.160.0070.03612.35
5.4.150.0090.03612.34
5.4.140.0060.04012.03
5.4.130.0060.04512.02
5.4.120.0080.03811.97
5.4.110.0100.03611.97
5.4.100.0090.03611.97
5.4.90.0050.04911.96
5.4.80.0060.03611.96
5.4.70.0110.03711.96
5.4.60.0050.04011.96
5.4.50.0040.03911.97
5.4.40.0070.03211.95
5.4.30.0070.04511.95
5.4.20.0080.04111.95
5.4.10.0080.03311.95
5.4.00.0070.03911.44
5.3.290.0070.04812.80
5.3.280.0040.04112.71
5.3.270.0070.03812.72
5.3.260.0070.03712.72
5.3.250.0060.03612.72
5.3.240.0050.04412.72
5.3.230.0050.04112.71
5.3.220.0050.03912.68
5.3.210.0060.04112.68
5.3.200.0070.04312.68
5.3.190.0100.04412.68
5.3.180.0110.03212.67
5.3.170.0070.04112.67
5.3.160.0060.04712.68
5.3.150.0110.04012.68
5.3.140.0040.04212.66
5.3.130.0030.04312.66
5.3.120.0090.04312.66
5.3.110.0080.04012.66
5.3.100.0110.05112.12
5.3.90.0090.03312.09
5.3.80.0100.04412.07
5.3.70.0120.03612.07
5.3.60.0090.04412.06
5.3.50.0090.03812.00
5.3.40.0090.03812.00
5.3.30.0060.03911.94
5.3.20.0070.03311.72
5.3.10.0090.03111.69
5.3.00.0070.03611.68
5.2.170.0060.0329.18
5.2.160.0060.0369.18
5.2.150.0030.0329.18
5.2.140.0070.0289.18
5.2.130.0050.0289.14
5.2.120.0040.0289.14
5.2.110.0080.0289.14
5.2.100.0070.0259.14
5.2.90.0040.0389.14
5.2.80.0040.0409.14
5.2.70.0080.0379.13
5.2.60.0050.0339.08
5.2.50.0080.0339.06
5.2.40.0090.0279.03
5.2.30.0080.0299.01
5.2.20.0050.0329.00
5.2.10.0040.0308.94
5.2.00.0040.0378.79
5.1.60.0080.0218.08
5.1.50.0050.0248.08
5.1.40.0060.0298.06
5.1.30.0080.0288.41
5.1.20.0040.0268.43
5.1.10.0030.0338.16
5.1.00.0040.0298.16
5.0.50.0080.0206.63
5.0.40.0090.0206.50
5.0.30.0030.0336.31
5.0.20.0040.0256.27
5.0.10.0020.0216.25
5.0.00.0020.0326.25
4.4.90.0020.0164.78
4.4.80.0030.0164.75
4.4.70.0020.0164.75
4.4.60.0070.0114.75
4.4.50.0040.0144.77
4.4.40.0050.0284.71
4.4.30.0040.0194.76
4.4.20.0030.0194.84
4.4.10.0030.0144.85
4.4.00.0040.0314.76
4.3.110.0030.0174.67
4.3.100.0020.0154.67
4.3.90.0040.0194.63
4.3.80.0030.0294.59
4.3.70.0050.0134.63
4.3.60.0020.0154.62
4.3.50.0020.0194.63
4.3.40.0030.0244.54
4.3.30.0020.0203.30
4.3.20.0020.0153.28
4.3.10.0050.0183.23
4.3.00.0170.01716.39

preferences:
43.79 ms | 401 KiB | 5 Q