3v4l.org

run code in 300+ PHP versions simultaneously
<?php $len = 9; echo implode('', array_keys(array_fill(1, $len, ''))) . '|' . PHP_EOL; echo str_pad('Foo', $len) . '|' . PHP_EOL; echo str_pad('Déja vu', $len) . '|' . PHP_EOL; echo utf8_encode(str_pad(utf8_decode('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)
8.3.60.0140.00716.88
8.3.50.0080.00822.04
8.3.40.0090.00618.59
8.3.30.0070.01018.88
8.3.20.0000.00720.38
8.3.10.0000.00820.58
8.3.00.0080.00019.13
8.2.180.0090.00616.50
8.2.170.0070.01122.96
8.2.160.0070.00720.39
8.2.150.0070.00024.18
8.2.140.0000.00824.66
8.2.130.0050.00226.16
8.2.120.0000.00720.89
8.2.110.0060.00320.34
8.2.100.0070.00418.21
8.2.90.0040.00419.35
8.2.80.0040.00417.97
8.2.70.0030.00517.63
8.2.60.0050.00317.93
8.2.50.0090.00018.07
8.2.40.0030.00718.09
8.2.30.0000.00719.39
8.2.20.0000.00717.71
8.2.10.0030.00518.18
8.2.00.0040.00417.68
8.1.280.0130.00625.92
8.1.270.0040.00422.24
8.1.260.0060.00326.35
8.1.250.0000.00728.09
8.1.240.0030.00623.80
8.1.230.0030.00719.08
8.1.220.0000.00817.74
8.1.210.0030.00618.77
8.1.200.0050.00517.25
8.1.190.0000.00817.22
8.1.180.0080.00018.10
8.1.170.0090.00318.26
8.1.160.0000.00722.02
8.1.150.0030.00518.94
8.1.140.0040.00417.49
8.1.130.0000.00717.73
8.1.120.0000.00717.56
8.1.110.0080.00017.46
8.1.100.0000.00717.47
8.1.90.0000.00717.37
8.1.80.0000.00717.43
8.1.70.0040.00417.37
8.1.60.0000.00917.53
8.1.50.0030.00517.59
8.1.40.0000.00717.62
8.1.30.0030.00517.53
8.1.20.0070.00017.73
8.1.10.0000.00717.60
8.1.00.0040.00417.50
8.0.300.0040.00418.77
8.0.290.0040.00416.75
8.0.280.0030.00318.50
8.0.270.0030.00717.36
8.0.260.0070.00017.32
8.0.250.0040.00417.00
8.0.240.0070.00017.05
8.0.230.0050.00216.87
8.0.220.0030.00516.99
8.0.210.0030.00316.90
8.0.200.0030.00317.07
8.0.190.0000.00817.03
8.0.180.0040.00416.94
8.0.170.0070.00016.97
8.0.160.0020.00516.95
8.0.150.0000.00716.88
8.0.140.0000.00816.91
8.0.130.0050.00013.41
8.0.120.0070.00016.80
8.0.110.0000.00716.86
8.0.100.0070.00016.89
8.0.90.0000.00716.93
8.0.80.0090.00616.96
8.0.70.0000.00716.84
8.0.60.0040.00416.82
8.0.50.0040.00416.72
8.0.30.0180.00317.18
8.0.20.0100.01017.40
8.0.10.0000.00816.84
8.0.00.0070.01016.71
7.4.330.0050.00015.00
7.4.320.0030.00316.60
7.4.300.0030.00316.44
7.4.290.0000.00716.59
7.4.280.0040.00416.53
7.4.270.0000.00716.62
7.4.260.0000.00816.49
7.4.250.0000.00816.61
7.4.240.0020.00516.58
7.4.230.0000.00716.38
7.4.220.0110.01416.62
7.4.210.0100.00316.52
7.4.200.0040.00416.62
7.4.160.0060.00916.70
7.4.150.0100.01017.40
7.4.140.0130.00517.86
7.4.130.0080.00816.53
7.4.120.0110.00616.42
7.4.110.0060.01116.43
7.4.100.0100.00716.50
7.4.90.0100.00716.57
7.4.80.0130.00319.39
7.4.70.0160.00316.45
7.4.60.0150.00616.34
7.4.50.0050.00516.15
7.4.40.0060.01616.51
7.4.30.0110.00816.40
7.4.00.0060.00814.82
7.3.330.0000.00513.12
7.3.320.0020.00513.16
7.3.310.0070.00016.40
7.3.300.0000.00716.23
7.3.290.0120.00616.36
7.3.280.0100.00616.34
7.3.270.0070.01117.40
7.3.260.0120.00916.55
7.3.250.0080.00816.45
7.3.240.0090.00916.23
7.3.230.0120.00916.39
7.3.210.0130.01016.31
7.3.200.0060.01019.39
7.3.190.0170.00616.31
7.3.180.0030.01216.11
7.3.170.0080.00816.35
7.3.160.0130.00316.27
7.3.120.0090.00914.78
7.3.110.0030.01214.71
7.3.100.0040.01114.69
7.3.90.0080.00514.76
7.3.80.0080.00714.96
7.3.70.0060.00714.66
7.3.60.0070.00414.81
7.3.50.0020.00914.88
7.3.40.0030.00614.59
7.3.30.0030.00714.66
7.3.20.0060.00716.69
7.3.10.0050.00816.51
7.3.00.0050.00916.63
7.2.330.0110.00816.70
7.2.320.0040.01516.52
7.2.310.0120.00616.78
7.2.300.0060.01616.57
7.2.290.0100.01316.50
7.2.250.0030.01615.11
7.2.240.0050.01515.14
7.2.230.0110.00514.74
7.2.220.0030.00715.11
7.2.210.0080.00715.03
7.2.200.0060.00914.92
7.2.190.0040.01114.88
7.2.180.0080.00614.90
7.2.170.0050.00514.88
7.2.00.0070.00719.39
7.1.330.0090.00515.71
7.1.320.0050.00715.77
7.1.310.0050.01015.71
7.1.300.0020.01015.77
7.1.290.0040.00615.76
7.1.280.0020.01015.85
7.1.270.0070.00515.86
7.1.260.0070.00515.78
7.1.100.0220.00717.73
7.1.70.0040.00417.26
7.1.60.0100.01319.61
7.1.50.0100.01316.96
7.1.00.0000.08022.28
7.0.200.0030.00716.97
7.0.140.0100.06722.09
7.0.60.0130.04019.97
7.0.50.0070.05317.81
7.0.40.0130.04020.08
7.0.30.0370.05020.09
7.0.20.0270.04720.30
7.0.10.0100.06720.13
7.0.00.0170.04720.16
5.6.280.0030.07320.89
5.6.210.0100.07720.50
5.6.200.0000.08318.16
5.6.190.0030.08020.63
5.6.180.0200.04720.56
5.6.170.0130.04720.33
5.6.160.0130.03320.38
5.6.150.0100.04318.16
5.6.140.0070.05018.12
5.6.130.0000.04718.20
5.6.120.0070.04721.07
5.6.110.0030.09020.96
5.6.100.0030.07020.98
5.6.90.0130.07721.03
5.6.80.0070.07720.38
5.5.350.3630.02320.52
5.5.340.0100.08017.98
5.5.330.0170.08020.41
5.5.320.0370.07320.29
5.5.310.0100.04720.41
5.5.300.0030.04717.92
5.5.290.0070.06017.92
5.5.280.0100.07020.77
5.5.270.0100.08320.95
5.5.260.0200.07020.76
5.5.250.0030.08720.79
5.5.240.0070.08020.18
5.4.450.1200.02719.26
5.4.440.0870.04319.57
5.4.430.0630.04319.54
5.4.420.1070.06719.48
5.4.410.0830.05319.35
5.4.400.0500.05319.19
5.4.390.0500.06019.11
5.4.380.0330.04718.77
5.4.370.0300.04718.71
5.4.360.0230.04718.67
5.4.350.0270.05018.67
5.4.340.0330.04318.71
5.4.320.0100.03312.45
5.4.310.0070.03712.45
5.4.300.0080.03512.45
5.4.290.0040.04112.45
5.4.280.0060.03512.35
5.4.270.0030.04612.35
5.4.260.0050.03812.35
5.4.250.0040.03912.35
5.4.240.0080.03412.35
5.4.230.0120.03112.34
5.4.220.0080.03312.34
5.4.210.0050.03712.34
5.4.200.0100.03412.34
5.4.190.0050.03712.34
5.4.180.0070.03512.34
5.4.170.0050.03812.35
5.4.160.0080.03912.35
5.4.150.0090.03912.34
5.4.140.0060.04212.03
5.4.130.0050.04712.02
5.4.120.0060.04211.97
5.4.110.0060.03811.96
5.4.100.0060.03711.96
5.4.90.0050.03811.96
5.4.80.0050.03811.97
5.4.70.0070.03411.96
5.4.60.0060.03511.96
5.4.50.0070.03411.96
5.4.40.0030.03811.95
5.4.30.0080.04111.95
5.4.20.0040.03711.95
5.4.10.0070.03411.95
5.4.00.0050.04411.44
5.3.290.0070.04412.80
5.3.280.0060.04012.70
5.3.270.0090.03712.72
5.3.260.0070.03712.72
5.3.250.0040.03912.72
5.3.240.0050.03812.72
5.3.230.0070.03712.71
5.3.220.0080.03512.68
5.3.210.0080.03812.68
5.3.200.0080.03612.68
5.3.190.0080.04612.68
5.3.180.0070.03512.67
5.3.170.0110.03212.67
5.3.160.0070.03712.67
5.3.150.0060.03812.68
5.3.140.0050.04112.66
5.3.130.0070.03812.66
5.3.120.0090.03712.65
5.3.110.0050.04112.66
5.3.100.0060.03812.12
5.3.90.0100.04512.08
5.3.80.0090.03512.08
5.3.70.0080.03512.07
5.3.60.0060.03712.07
5.3.50.0030.04012.00
5.3.40.0080.03512.00
5.3.30.0030.03811.95
5.3.20.0040.03711.73
5.3.10.0060.03511.69
5.3.00.0050.03711.68
5.2.170.0030.0329.18
5.2.160.0040.0309.18
5.2.150.0040.0329.18
5.2.140.0090.0279.18
5.2.130.0050.0289.14
5.2.120.0070.0279.14
5.2.110.0050.0299.15
5.2.100.0070.0299.14
5.2.90.0060.0299.14
5.2.80.0030.0329.14
5.2.70.0040.0319.14
5.2.60.0040.0349.09
5.2.50.0020.0419.06
5.2.40.0070.0279.03
5.2.30.0080.0289.02
5.2.20.0070.0389.00
5.2.10.0100.0338.93
5.2.00.0060.0298.80
5.1.60.0060.0238.09
5.1.50.0070.0228.08
5.1.40.0020.0278.06
5.1.30.0040.0278.41
5.1.20.0050.0268.43
5.1.10.0030.0318.16
5.1.00.0030.0268.16
5.0.50.0040.0206.63
5.0.40.0030.0206.49
5.0.30.0050.0316.30
5.0.20.0050.0176.27
5.0.10.0050.0186.25
5.0.00.0040.0356.25
4.4.90.0090.0164.78
4.4.80.0030.0234.76
4.4.70.0080.0154.76
4.4.60.0020.0164.75
4.4.50.0020.0164.77
4.4.40.0040.0254.70
4.4.30.0030.0154.76
4.4.20.0020.0174.85
4.4.10.0040.0154.85
4.4.00.0050.0234.76
4.3.110.0030.0154.67
4.3.100.0030.0144.66
4.3.90.0050.0124.63
4.3.80.0020.0244.58
4.3.70.0020.0154.63
4.3.60.0030.0144.63
4.3.50.0030.0154.63
4.3.40.0030.0244.54
4.3.30.0030.0153.30
4.3.20.0000.0183.28
4.3.10.0010.0213.23
4.3.00.0030.01713.57

preferences:
46.61 ms | 400 KiB | 5 Q