3v4l.org

run code in 300+ PHP versions simultaneously
<?php $len = 9; echo implode('', array_keys(array_fill(1, 9, ''))) . '|' . PHP_EOL; echo str_pad('', $len) . '|' . PHP_EOL; echo str_pad('Déja vu', $len) . '|' . PHP_EOL; echo 'Déja vu'.str_repeat(' ', $len - mb_strwidth('Déja vu', mb_detect_encoding('Déja vu'))) . '|';

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)
8.3.60.0100.00316.75
8.3.50.0070.01122.01
8.3.40.0110.01118.76
8.3.30.0000.01418.79
8.3.20.0040.00420.16
8.3.10.0040.00420.33
8.3.00.0080.00019.13
8.2.180.0070.01316.75
8.2.170.0070.01022.96
8.2.160.0090.00620.52
8.2.150.0080.00024.18
8.2.140.0040.00424.66
8.2.130.0000.00726.16
8.2.120.0070.00020.89
8.2.110.0060.00320.41
8.2.100.0060.00618.03
8.2.90.0040.00419.23
8.2.80.0080.00017.97
8.2.70.0090.00017.75
8.2.60.0030.00518.05
8.2.50.0080.00018.07
8.2.40.0040.00418.16
8.2.30.0000.00719.41
8.2.20.0040.00417.74
8.2.10.0070.00018.14
8.2.00.0000.00817.84
8.1.280.0180.00725.92
8.1.270.0040.00422.09
8.1.260.0070.00026.35
8.1.250.0070.00028.09
8.1.240.0000.00921.86
8.1.230.0110.00019.22
8.1.220.0080.00017.74
8.1.210.0000.00818.77
8.1.200.0000.00917.35
8.1.190.0030.00617.22
8.1.180.0000.00818.10
8.1.170.0060.00318.71
8.1.160.0030.00522.05
8.1.150.0000.00819.04
8.1.140.0040.00417.42
8.1.130.0030.00317.80
8.1.120.0030.00417.47
8.1.110.0040.00417.49
8.1.100.0050.00317.53
8.1.90.0040.00317.40
8.1.80.0000.00717.54
8.1.70.0000.00717.38
8.1.60.0050.00317.52
8.1.50.0080.00017.48
8.1.40.0030.00617.55
8.1.30.0060.00317.53
8.1.20.0080.00017.59
8.1.10.0020.00517.51
8.1.00.0070.00017.38
8.0.300.0040.00418.77
8.0.290.0060.00316.75
8.0.280.0070.00018.59
8.0.270.0030.00617.32
8.0.260.0070.00017.36
8.0.250.0000.00717.01
8.0.240.0000.00717.03
8.0.230.0070.00017.02
8.0.220.0030.00316.93
8.0.210.0040.00416.99
8.0.200.0040.00416.93
8.0.190.0000.00817.00
8.0.180.0030.00316.87
8.0.170.0080.00016.86
8.0.160.0000.00716.94
8.0.150.0000.00716.93
8.0.140.0050.00216.79
8.0.130.0000.00513.27
8.0.120.0050.00316.80
8.0.110.0040.00416.96
8.0.100.0040.00416.91
8.0.90.0040.00316.79
8.0.80.0090.00616.92
8.0.70.0040.00417.01
8.0.60.0000.00716.76
8.0.50.0070.00016.87
8.0.30.0120.00716.81
8.0.20.0170.00917.40
8.0.10.0080.00016.93
8.0.00.0060.01116.61
7.4.330.0050.00015.00
7.4.320.0000.00716.59
7.4.300.0000.00616.44
7.4.290.0030.00316.54
7.4.280.0000.00816.58
7.4.270.0000.00716.50
7.4.260.0040.00416.46
7.4.250.0050.00316.56
7.4.240.0030.00316.50
7.4.230.0040.00416.39
7.4.220.0060.01316.53
7.4.210.0080.00616.60
7.4.200.0080.00016.38
7.4.160.0060.01116.60
7.4.150.0150.00317.40
7.4.140.0060.01117.86
7.4.130.0080.01016.42
7.4.120.0110.00916.56
7.4.110.0070.01116.42
7.4.100.0110.00716.46
7.4.90.0030.01316.31
7.4.80.0100.01319.39
7.4.70.0100.00916.32
7.4.60.0100.00716.45
7.4.50.0000.00716.21
7.4.40.0120.00316.40
7.4.30.0080.00816.45
7.4.00.0070.00315.00
7.3.330.0000.00513.25
7.3.320.0000.00613.23
7.3.310.0000.00716.41
7.3.300.0030.00316.18
7.3.290.0040.01616.32
7.3.280.0070.00716.35
7.3.270.0120.00617.40
7.3.260.0070.01416.52
7.3.250.0090.01016.47
7.3.240.0070.01016.50
7.3.230.0090.00916.39
7.3.210.0110.00716.56
7.3.200.0030.01319.39
7.3.190.0120.00616.57
7.3.180.0100.00616.28
7.3.170.0000.01516.31
7.3.160.0080.00816.23
7.2.330.0060.01216.62
7.2.320.0090.00916.63
7.2.310.0100.00716.72
7.2.300.0080.00816.62
7.2.290.0100.01516.56
7.2.00.0040.01119.41
7.1.100.0410.01517.75
7.1.70.0000.01017.18
7.1.60.0120.00619.61
7.1.50.0280.01034.91
7.1.00.0100.07022.36
7.0.200.0030.00316.93
7.0.140.0030.07022.21
7.0.60.0200.07719.87
7.0.50.0230.06717.93
7.0.40.0070.07320.03
7.0.30.0070.05020.13
7.0.20.0230.07320.30
7.0.10.0100.08320.20
7.0.00.0170.09020.17
5.6.280.0170.06021.09
5.6.210.0000.05320.69
5.6.200.0000.04718.18
5.6.190.0070.07320.35
5.6.180.0270.04320.61
5.6.170.0200.07720.40
5.6.160.0000.08320.46
5.6.150.0100.08318.18
5.6.140.0100.07718.18
5.6.130.0030.06318.11
5.6.120.0000.04320.80
5.6.110.0030.08721.01
5.6.100.0030.04720.98
5.6.90.0100.07720.98
5.6.80.0000.04320.37
5.5.350.0300.07720.41
5.5.340.0070.05317.91
5.5.330.0070.07020.15
5.5.320.0230.04020.18
5.5.310.0230.08020.32
5.5.300.0100.07317.95
5.5.290.0100.05018.03
5.5.280.0000.06720.87
5.5.270.0100.08020.72
5.5.260.0100.08020.66
5.5.250.0130.07320.65
5.5.240.0130.07720.28
5.4.450.1270.04319.41
5.4.440.0500.04019.42
5.4.430.0700.06319.25
5.4.420.0770.06019.25
5.4.410.0730.05719.20
5.4.400.0770.06019.22
5.4.390.0800.05719.00
5.4.380.0530.05018.49
5.4.370.0170.06318.68
5.4.360.0430.05318.77
5.4.350.0230.05318.61
5.4.340.0130.06018.77
5.4.320.0080.03912.45
5.4.310.0030.04312.45
5.4.300.0070.03612.46
5.4.290.0070.03712.45
5.4.280.0040.03812.35
5.4.270.0060.03512.35
5.4.260.0070.03712.35
5.4.250.0030.04012.35
5.4.240.0080.03312.35
5.4.230.0050.03712.34
5.4.220.0090.03412.34
5.4.210.0050.03612.34
5.4.200.0090.03512.34
5.4.190.0070.03412.34
5.4.180.0040.04512.34
5.4.170.0040.03812.35
5.4.160.0070.04212.34
5.4.150.0060.03812.34
5.4.140.0080.03412.02
5.4.130.0070.03612.01
5.4.120.0040.04111.97
5.4.110.0080.03411.96
5.4.100.0070.03811.97
5.4.90.0100.03511.96
5.4.80.0070.03911.96
5.4.70.0050.03611.96
5.4.60.0080.03311.96
5.4.50.0080.03311.96
5.4.40.0070.03311.95
5.4.30.0070.03511.95
5.4.20.0050.04911.95
5.4.10.0040.03711.95
5.4.00.0040.03811.44
5.3.290.0060.03912.80
5.3.280.0070.03712.71
5.3.270.0070.04212.73
5.3.260.0070.03912.72
5.3.250.0100.03612.72
5.3.240.0080.03612.72
5.3.230.0050.03912.71
5.3.220.0090.03712.68
5.3.210.0070.04012.68
5.3.200.0090.03712.68
5.3.190.0060.05112.68
5.3.180.0100.04612.67
5.3.170.0020.04112.67
5.3.160.0070.03512.67
5.3.150.0050.03812.67
5.3.140.0050.03812.66
5.3.130.0070.03812.66
5.3.120.0070.03812.66
5.3.110.0080.03812.66
5.3.100.0060.03712.12
5.3.90.0030.04012.09
5.3.80.0050.03712.08
5.3.70.0070.03512.08
5.3.60.0050.03812.06
5.3.50.0100.03312.00
5.3.40.0100.03312.00
5.3.30.0100.03911.94
5.3.20.0070.03411.72
5.3.10.0020.03911.69
5.3.00.0030.04111.68
5.2.170.0090.0309.18
5.2.160.0050.0299.18
5.2.150.0020.0329.18
5.2.140.0020.0329.18
5.2.130.0020.0319.14
5.2.120.0050.0269.14
5.2.110.0060.0329.14
5.2.100.0080.0269.14
5.2.90.0030.0319.14
5.2.80.0060.0299.13
5.2.70.0060.0299.13
5.2.60.0030.0319.09
5.2.50.0030.0329.05
5.2.40.0050.0289.04
5.2.30.0090.0309.01
5.2.20.0020.0339.00
5.2.10.0110.0258.93
5.2.00.0060.0278.79
5.1.60.0070.0218.08
5.1.50.0050.0248.08
5.1.40.0080.0218.06
5.1.30.0020.0298.41
5.1.20.0030.0288.43
5.1.10.0070.0238.15
5.1.00.0040.0268.15
5.0.50.0040.0206.63
5.0.40.0040.0206.50
5.0.30.0020.0356.30
5.0.20.0030.0206.27
5.0.10.0040.0196.25
5.0.00.0060.0296.24
4.4.90.0060.0174.78
4.4.80.0020.0204.76
4.4.70.0030.0194.75
4.4.60.0040.0164.76
4.4.50.0030.0164.77
4.4.40.0020.0274.71
4.4.30.0030.0154.76
4.4.20.0040.0154.84
4.4.10.0040.0154.85
4.4.00.0040.0244.75
4.3.110.0020.0164.67
4.3.100.0010.0174.67
4.3.90.0040.0134.63
4.3.80.0040.0234.59
4.3.70.0040.0144.63
4.3.60.0030.0154.63
4.3.50.0010.0174.63
4.3.40.0010.0254.53
4.3.30.0040.0133.29
4.3.20.0030.0163.27
4.3.10.0010.0173.23
4.3.00.0170.01713.57

preferences:
48.05 ms | 401 KiB | 5 Q