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(array(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)
8.3.60.0100.01018.30
8.3.50.0170.00321.16
8.3.40.0000.01518.86
8.3.30.0070.00719.10
8.3.20.0040.00420.09
8.3.10.0030.00620.57
8.3.00.0080.00019.38
8.2.180.0150.00316.63
8.2.170.0060.00922.96
8.2.160.0070.00720.47
8.2.150.0040.00424.18
8.2.140.0050.00324.66
8.2.130.0070.00026.16
8.2.120.0080.00022.13
8.2.110.0060.00322.19
8.2.100.0070.00420.48
8.2.90.0060.00319.12
8.2.80.0000.00817.97
8.2.70.0040.00417.50
8.2.60.0080.00317.80
8.2.50.0050.00318.07
8.2.40.0050.00317.87
8.2.30.0050.00219.32
8.2.20.0000.00917.55
8.2.10.0040.00418.01
8.2.00.0040.00417.78
8.1.280.0070.00725.92
8.1.270.0050.00322.06
8.1.260.0070.00026.35
8.1.250.0050.00228.09
8.1.240.0070.00322.01
8.1.230.0030.00719.02
8.1.220.0080.00017.74
8.1.210.0000.00818.77
8.1.200.0030.00617.23
8.1.190.0000.00817.23
8.1.180.0000.00818.10
8.1.170.0050.00318.66
8.1.160.0040.00422.01
8.1.150.0000.00718.79
8.1.140.0050.00317.36
8.1.130.0030.00317.87
8.1.120.0080.00017.52
8.1.110.0000.00717.45
8.1.100.0000.00717.46
8.1.90.0040.00417.43
8.1.80.0000.00717.43
8.1.70.0040.00417.33
8.1.60.0000.00917.45
8.1.50.0050.00317.48
8.1.40.0040.00417.52
8.1.30.0040.00417.48
8.1.20.0040.00417.63
8.1.10.0080.00017.44
8.1.00.0030.00517.42
8.0.300.0000.00718.77
8.0.290.0000.00716.75
8.0.280.0030.00318.43
8.0.270.0030.00317.31
8.0.260.0060.00017.23
8.0.250.0040.00416.99
8.0.240.0030.00316.90
8.0.230.0000.00717.01
8.0.220.0040.00416.95
8.0.210.0030.00316.91
8.0.200.0000.00617.03
8.0.190.0030.00517.01
8.0.180.0080.00016.98
8.0.170.0000.00817.00
8.0.160.0000.00716.85
8.0.150.0070.00016.84
8.0.140.0040.00416.79
8.0.130.0000.00813.41
8.0.120.0000.00716.82
8.0.110.0000.00816.88
8.0.100.0050.00316.84
8.0.90.0000.00716.89
8.0.80.0100.00716.86
8.0.70.0000.00716.86
8.0.60.0050.00316.96
8.0.50.0040.00416.91
8.0.30.0130.00517.21
8.0.20.0120.00717.40
8.0.10.0000.00717.05
8.0.00.0090.01016.88
7.4.330.0030.00215.16
7.4.320.0070.00016.60
7.4.300.0060.00016.59
7.4.290.0030.00316.43
7.4.280.0000.00716.41
7.4.270.0030.00316.59
7.4.260.0000.00716.59
7.4.250.0040.00416.51
7.4.240.0010.00616.48
7.4.230.0030.00316.46
7.4.220.0130.01316.61
7.4.210.0030.01216.55
7.4.200.0000.00716.68
7.4.160.0160.01316.60
7.4.150.0060.01317.40
7.4.140.0080.00917.86
7.4.130.0080.01116.58
7.4.120.0090.01116.54
7.4.110.0060.01216.45
7.4.100.0130.00416.61
7.4.90.0180.00616.38
7.4.80.0070.01718.80
7.4.70.0070.01016.49
7.4.60.0040.01116.46
7.4.50.0000.00616.48
7.4.40.0070.01016.81
7.4.30.0100.01016.70
7.4.00.0070.01115.12
7.3.330.0000.00613.17
7.3.320.0000.00513.16
7.3.310.0000.00716.18
7.3.300.0000.00716.27
7.3.290.0090.00916.35
7.3.280.0090.00816.29
7.3.270.0090.00917.40
7.3.260.0170.00616.28
7.3.250.0060.01116.56
7.3.240.0120.00616.64
7.3.230.0030.01416.62
7.3.210.0130.00716.66
7.3.200.0180.00319.39
7.3.190.0150.00016.21
7.3.180.0090.00916.48
7.3.170.0110.00616.72
7.3.160.0150.00416.35
7.2.330.0120.01016.52
7.2.320.0040.01416.61
7.2.310.0140.00316.64
7.2.300.0040.01216.75
7.2.290.0150.00016.54
7.2.00.0040.00819.42
7.1.100.0060.00318.15
7.1.70.0000.00717.19
7.1.60.0040.01819.32
7.1.50.0130.00716.85
7.1.00.0000.08022.43
7.0.200.0040.00416.93
7.0.140.0000.07722.17
7.0.100.0300.02719.98
7.0.90.0000.05019.90
7.0.80.0300.05719.94
7.0.70.0070.07319.95
7.0.60.0030.07319.90
7.0.50.0070.09020.28
7.0.40.0030.07020.13
7.0.30.0030.04720.04
7.0.20.0100.05320.15
7.0.10.0100.07719.94
7.0.00.0100.08320.18
5.6.280.0070.06720.91
5.6.250.0030.08320.81
5.6.240.0070.04720.51
5.6.230.0100.07320.50
5.6.220.0070.07020.67
5.6.210.0030.09320.45
5.6.200.0100.08020.96
5.6.190.0100.03721.04
5.6.180.0170.07321.09
5.6.170.0100.06320.95
5.6.160.0030.04721.08
5.6.150.0170.07021.17
5.6.140.0000.04321.08
5.6.130.0030.04321.04
5.6.120.0100.06321.01
5.6.110.0100.07021.00
5.6.100.0200.06020.92
5.6.90.0070.04020.98
5.6.80.0070.03320.35
5.6.70.0030.08020.51
5.6.60.0000.06320.44
5.6.50.0070.08720.42
5.6.40.0070.04720.46
5.6.30.0030.08720.45
5.6.20.0130.05720.37
5.6.10.0170.07020.39
5.6.00.0000.04720.41
5.5.380.0070.05720.49
5.5.370.0030.07320.50
5.5.360.0030.07720.33
5.5.350.0100.03020.45
5.5.340.0000.04020.92
5.5.330.0070.05320.77
5.5.320.0130.08020.60
5.5.310.0030.08020.91
5.5.300.0130.06020.73
5.5.290.0100.07720.86
5.5.280.0070.04320.77
5.5.270.0030.08020.88
5.5.260.0030.07720.75
5.5.250.0030.08320.63
5.5.240.0100.07320.24
5.5.230.0000.05720.20
5.5.220.0030.04020.16
5.5.210.0030.06020.23
5.5.200.0230.06720.15
5.5.190.0130.06720.23
5.5.180.0030.04720.23
5.5.160.0030.07720.21
5.5.150.0130.06320.22
5.5.140.0030.08020.11
5.5.130.0030.07720.23
5.5.120.0100.05320.28
5.5.110.0070.03720.23
5.5.100.0030.08319.95
5.5.90.0070.03319.94
5.5.80.0000.03720.06
5.5.70.0070.03020.06
5.5.60.0070.04020.14
5.5.50.0100.05020.14
5.5.40.0000.09020.05
5.5.30.0070.05320.14
5.5.20.0100.06020.05
5.5.10.0030.04020.01
5.5.00.0070.04020.02
5.4.450.0030.08719.38
5.4.440.0000.04319.16
5.4.430.0070.06719.43
5.4.420.0170.07019.39
5.4.410.0130.07318.98
5.4.400.0070.06718.79
5.4.390.0100.07319.10
5.4.380.0130.06319.12
5.4.370.0070.04719.03
5.4.360.0200.02318.80
5.4.350.0070.03719.07
5.4.340.0100.08718.90
5.4.320.0100.06019.14
5.4.310.0070.07319.12
5.4.300.0030.05019.11
5.4.290.0030.04719.12
5.4.280.0070.08019.05
5.4.270.0070.03719.11
5.4.260.0030.08019.04
5.4.250.0070.03319.02
5.4.240.0100.02719.22
5.4.230.0130.06019.02
5.4.220.0070.03018.77
5.4.210.0030.04019.21
5.4.200.0030.04018.89
5.4.190.0100.06019.08
5.4.180.0070.03019.07
5.4.170.0070.06019.05
5.4.160.0100.03719.05
5.4.150.0030.07018.76
5.4.140.0070.04316.20
5.4.130.0030.06716.27
5.4.120.0070.05015.98
5.4.110.0070.03716.42
5.4.100.0030.03016.30
5.4.90.0030.08016.26
5.4.80.0070.05716.34
5.4.70.0030.03316.32
5.4.60.0030.07316.30
5.4.50.0000.07016.39
5.4.40.0130.05716.25
5.4.30.0070.07016.18
5.4.20.0100.03316.24
5.4.10.0100.07316.14
5.4.00.0030.06715.74
5.3.290.0030.05715.15
5.3.280.0100.05715.15
5.3.270.0100.05015.15
5.3.260.0000.05015.15
5.3.250.0130.03015.15
5.3.240.0100.05315.15
5.3.230.0000.08015.15
5.3.220.0030.04015.15
5.3.210.0030.04715.15
5.3.200.0070.07015.15
5.3.190.0000.06715.15
5.3.180.0070.07015.15
5.3.170.0030.03015.15
5.3.160.0070.06015.15
5.3.150.0100.07015.15
5.3.140.0000.03715.15
5.3.130.0070.05315.15
5.3.120.0030.04315.15
5.3.110.0070.07315.15
5.3.100.0100.07315.15
5.3.90.0100.04015.15
5.3.80.0070.07015.15
5.3.70.0100.06715.15
5.3.60.0000.03315.15
5.3.50.0030.04315.15
5.3.40.0070.05015.15
5.3.30.0100.07315.15
5.3.20.0070.05015.15
5.3.10.0070.05315.15
5.3.00.0070.04715.15
5.2.170.0070.04315.15
5.2.160.0070.05015.15
5.2.150.0100.05715.15
5.2.140.0070.03015.15
5.2.130.0100.06015.15
5.2.120.0030.05315.15
5.2.110.0030.06015.15
5.2.100.0070.05315.15
5.2.90.0000.04715.15
5.2.80.0100.05015.15
5.2.70.0070.06015.15
5.2.60.0070.02315.15
5.2.50.0000.04315.15
5.2.40.0030.05315.15
5.2.30.0000.06715.15
5.2.20.0000.06315.15
5.2.10.0000.04015.15
5.2.00.0030.04015.15
5.1.60.0070.04715.15
5.1.50.0030.03015.15
5.1.40.0070.05015.15
5.1.30.0070.04715.15
5.1.20.0030.05315.15
5.1.10.0030.02315.15
5.1.00.0100.04015.15
5.0.50.0000.04015.15
5.0.40.0000.03315.15
5.0.30.0030.04715.15
5.0.20.0030.02715.15
5.0.10.0000.01715.15
5.0.00.0070.04315.15
4.4.90.0000.03015.15
4.4.80.0070.02315.15
4.4.70.0070.01715.15
4.4.60.0030.03315.15
4.4.50.0000.03315.15
4.4.40.0000.02315.15
4.4.30.0030.01715.15
4.4.20.0070.02015.15
4.4.10.0000.02315.15
4.4.00.0000.02715.15
4.3.110.0000.03315.15
4.3.100.0030.02715.15
4.3.90.0030.03315.15
4.3.80.0130.03715.15
4.3.70.0000.02015.15
4.3.60.0000.03315.15
4.3.50.0000.03315.15
4.3.40.0030.05015.15
4.3.30.0000.03315.15
4.3.20.0070.03015.15
4.3.10.0000.03715.15
4.3.00.0000.03715.15

preferences:
39.73 ms | 401 KiB | 5 Q