3v4l.org

run code in 300+ PHP versions simultaneously
<?php $len = 10; echo str_pad('Foo', $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)
8.3.60.0100.00716.63
8.3.50.0150.00222.10
8.3.40.0040.01218.75
8.3.30.0030.01019.09
8.3.20.0000.00720.20
8.3.10.0080.00020.54
8.3.00.0040.01219.26
8.2.180.0130.01016.63
8.2.170.0120.00622.96
8.2.160.0070.00720.48
8.2.150.0090.00024.18
8.2.140.0040.00424.66
8.2.130.0080.00026.16
8.2.120.0080.00020.98
8.2.110.0080.00020.43
8.2.100.0000.01218.22
8.2.90.0060.00319.35
8.2.80.0080.00017.97
8.2.70.0000.00917.75
8.2.60.0060.00318.05
8.2.50.0000.00818.07
8.2.40.0000.00818.34
8.2.30.0030.00319.30
8.2.20.0000.00717.64
8.2.10.0030.00318.09
8.2.00.0030.00317.72
8.1.280.0070.00725.92
8.1.270.0030.00622.05
8.1.260.0000.00726.35
8.1.250.0040.00428.09
8.1.240.0030.00722.09
8.1.230.0080.00419.16
8.1.220.0000.00817.77
8.1.210.0040.00418.77
8.1.200.0030.00717.22
8.1.190.0000.00817.13
8.1.180.0060.00618.10
8.1.170.0040.00418.63
8.1.160.0030.00522.05
8.1.150.0040.00519.00
8.1.140.0040.00417.50
8.1.130.0000.00717.88
8.1.120.0030.00317.43
8.1.110.0040.00417.46
8.1.100.0020.00517.51
8.1.90.0000.00717.52
8.1.80.0000.00817.46
8.1.70.0030.00317.48
8.1.60.0050.00317.59
8.1.50.0040.00417.48
8.1.40.0040.00417.61
8.1.30.0040.00417.71
8.1.20.0000.00717.64
8.1.10.0050.00317.57
8.1.00.0040.00417.48
8.0.300.0050.00318.77
8.0.290.0050.00316.75
8.0.280.0000.00718.52
8.0.270.0060.00317.31
8.0.260.0000.00617.21
8.0.250.0070.00017.03
8.0.240.0000.00717.05
8.0.230.0030.00316.99
8.0.220.0030.00316.91
8.0.210.0030.00316.93
8.0.200.0060.00016.94
8.0.190.0070.00016.99
8.0.180.0000.00716.86
8.0.170.0000.00817.00
8.0.160.0040.00316.97
8.0.150.0050.00316.80
8.0.140.0040.00416.83
8.0.130.0050.00013.35
8.0.120.0040.00416.82
8.0.110.0000.00716.78
8.0.100.0040.00416.80
8.0.90.0000.00816.83
8.0.80.0000.01516.91
8.0.70.0000.00716.88
8.0.60.0070.00016.99
8.0.50.0040.00416.88
8.0.30.0080.01017.04
8.0.20.0160.00717.40
8.0.10.0070.00016.80
8.0.00.0100.00716.80
7.4.330.0000.00515.00
7.4.320.0030.00316.45
7.4.300.0030.00316.54
7.4.290.0030.00316.59
7.4.280.0070.00016.43
7.4.270.0070.00016.44
7.4.260.0070.00016.33
7.4.250.0030.00516.54
7.4.240.0050.00216.54
7.4.230.0030.00316.49
7.4.220.0060.01116.61
7.4.210.0070.00716.46
7.4.200.0030.00316.52
7.4.160.0000.01616.43
7.4.150.0190.00617.40
7.4.140.0130.01017.86
7.4.130.0130.00416.52
7.4.120.0040.01316.44
7.4.110.0160.00016.46
7.4.100.0100.00716.55
7.4.90.0090.00916.34
7.4.80.0040.01319.39
7.4.70.0160.00316.29
7.4.60.0070.01016.45
7.4.50.0080.00016.39
7.4.40.0100.00716.27
7.4.30.0030.01516.48
7.4.00.0090.00614.73
7.3.330.0030.00313.16
7.3.320.0060.00013.23
7.3.310.0030.00316.25
7.3.300.0030.00316.34
7.3.290.0040.01416.37
7.3.280.0060.01016.28
7.3.270.0120.00917.40
7.3.260.0080.00916.61
7.3.250.0110.00816.50
7.3.240.0100.00716.65
7.3.230.0060.01016.39
7.3.210.0060.01316.33
7.3.200.0140.00419.39
7.3.190.0190.00316.35
7.3.180.0040.01416.16
7.3.170.0100.00716.43
7.3.160.0100.00616.27
7.3.10.0070.00716.60
7.3.00.0040.00416.69
7.2.330.0060.01016.66
7.2.320.0060.01316.66
7.2.310.0110.00616.74
7.2.300.0110.00516.62
7.2.290.0100.01016.79
7.2.130.0030.01016.93
7.2.120.0040.00716.79
7.2.110.0060.00916.68
7.2.100.0060.00916.50
7.2.90.0090.00616.90
7.2.80.0040.00716.80
7.2.70.0100.00016.62
7.2.60.0060.00616.94
7.2.50.0090.00317.05
7.2.40.0000.01117.09
7.2.30.0080.00316.88
7.2.20.0120.00016.61
7.2.10.0040.00417.00
7.2.00.0020.01218.09
7.1.250.0070.00315.97
7.1.100.0030.00617.92
7.1.70.0040.00717.23
7.1.60.0000.01217.38
7.1.50.0120.00917.09
7.1.00.0030.07722.36
7.0.200.0100.00316.89
7.0.140.0030.07321.95
7.0.60.0100.05319.94
7.0.50.0030.05717.80
7.0.40.0100.05320.05
7.0.30.0170.08320.00
7.0.20.0370.06720.09
7.0.10.0100.05320.27
7.0.00.0130.05320.13
5.6.280.0070.06721.06
5.6.210.0100.08320.76
5.6.200.0070.08718.21
5.6.190.0100.07720.36
5.6.180.0330.04020.77
5.6.170.0230.03720.52
5.6.160.0100.07720.47
5.6.150.0070.07018.09
5.6.140.0070.07318.15
5.6.130.0030.08318.16
5.6.120.0030.05021.00
5.6.110.0100.08020.99
5.6.100.0200.06020.97
5.6.90.0170.07021.00
5.6.80.0030.08020.38
5.5.350.0170.06720.42
5.5.340.0130.08018.01
5.5.330.0170.07720.19
5.5.320.0270.05020.21
5.5.310.0170.05320.27
5.5.300.0130.07317.98
5.5.290.0070.07717.97
5.5.280.0170.07720.65
5.5.270.0000.07320.88
5.5.260.0170.08020.64
5.5.250.0100.07720.55
5.5.240.0200.05020.35
5.4.450.0670.05319.09
5.4.440.0530.05019.40
5.4.430.0070.05719.54
5.4.420.1130.04719.34
5.4.410.0630.06319.35
5.4.400.0830.05318.83
5.4.390.0170.04719.20
5.4.380.0270.07018.51
5.4.370.0230.05318.66
5.4.360.0270.05318.56
5.4.350.0300.04718.67
5.4.340.0200.07018.72
5.4.320.0100.04212.46
5.4.310.0040.04012.45
5.4.300.0090.03612.46
5.4.290.0090.04412.45
5.4.280.0090.04112.35
5.4.270.0150.04012.35
5.4.260.0040.04012.35
5.4.250.0070.03712.35
5.4.240.0070.03612.35
5.4.230.0050.03812.34
5.4.220.0060.03612.34
5.4.210.0050.03812.34
5.4.200.0050.04012.34
5.4.190.0070.04012.34
5.4.180.0040.04112.34
5.4.170.0060.03712.35
5.4.160.0050.03712.34
5.4.150.0060.03812.34
5.4.140.0100.03912.02
5.4.130.0060.03812.01
5.4.120.0050.03711.97
5.4.110.0070.03411.96
5.4.100.0050.03911.97
5.4.90.0070.04111.97
5.4.80.0020.04311.97
5.4.70.0060.03711.96
5.4.60.0060.03811.96
5.4.50.0100.04211.96
5.4.40.0140.05211.95
5.4.30.0060.03811.95
5.4.20.0090.03811.95
5.4.10.0090.04011.95
5.4.00.0060.05411.44
5.3.290.0110.04412.80
5.3.280.0120.04312.71
5.3.270.0090.04012.72
5.3.260.0090.03812.72
5.3.250.0100.03512.72
5.3.240.0090.03612.72
5.3.230.0040.04212.71
5.3.220.0050.04312.68
5.3.210.0090.05312.68
5.3.200.0120.04712.68
5.3.190.0110.04912.68
5.3.180.0130.05012.67
5.3.170.0120.04412.67
5.3.160.0100.03412.67
5.3.150.0060.04012.67
5.3.140.0090.03612.66
5.3.130.0070.04812.65
5.3.120.0090.05212.66
5.3.110.0100.04212.66
5.3.100.0080.03712.12
5.3.90.0090.03712.08
5.3.80.0130.04412.07
5.3.70.0080.04812.07
5.3.60.0100.04712.06
5.3.50.0090.04812.00
5.3.40.0100.04612.00
5.3.30.0070.04311.94
5.3.20.0100.03411.72
5.3.10.0050.04111.69
5.3.00.0070.03911.68
5.2.170.0050.0319.18
5.2.160.0050.0389.18
5.2.150.0120.0349.18
5.2.140.0060.0309.17
5.2.130.0080.0289.13
5.2.120.0070.0279.14
5.2.110.0080.0309.14
5.2.100.0090.0349.14
5.2.90.0060.0309.14
5.2.80.0030.0329.13
5.2.70.0050.0319.13
5.2.60.0060.0329.09
5.2.50.0060.0309.06
5.2.40.0030.0319.03
5.2.30.0060.0309.01
5.2.20.0040.0309.00
5.2.10.0050.0288.92
5.2.00.0040.0418.77
5.1.60.0090.0218.06
5.1.50.0080.0228.06
5.1.40.0070.0228.04
5.1.30.0070.0258.39
5.1.20.0040.0298.41
5.1.10.0050.0308.13
5.1.00.0070.0368.14
5.0.50.0020.0316.61
5.0.40.0080.0266.47
5.0.30.0070.0436.29
5.0.20.0060.0276.26
5.0.10.0040.0256.24
5.0.00.0060.0436.23
4.4.90.0080.0184.78
4.4.80.0050.0274.75
4.4.70.0060.0224.76
4.4.60.0050.0194.75
4.4.50.0060.0194.77
4.4.40.0030.0374.71
4.4.30.0060.0184.76
4.4.20.0040.0214.85
4.4.10.0080.0174.84
4.4.00.0030.0324.76
4.3.110.0040.0214.67
4.3.100.0020.0164.67
4.3.90.0020.0184.64
4.3.80.0030.0244.58
4.3.70.0010.0164.63
4.3.60.0030.0144.63
4.3.50.0010.0194.63
4.3.40.0030.0264.54
4.3.30.0020.0163.28
4.3.20.0030.0183.26
4.3.10.0010.0193.22
4.3.00.0000.02013.57

preferences:
36.74 ms | 401 KiB | 5 Q