3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = "salut samuel!"; $b = bin2hex($a); echo $b; ?>

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)
8.3.60.0140.00016.63
8.3.50.0140.00522.70
8.3.40.0070.00718.63
8.3.30.0080.00518.97
8.3.20.0040.00420.13
8.3.10.0040.00423.54
8.3.00.0040.00419.25
8.2.180.0150.00318.29
8.2.170.0000.01522.96
8.2.160.0070.00720.55
8.2.150.0080.00024.18
8.2.140.0030.00524.66
8.2.130.0080.00026.16
8.2.120.0050.00220.84
8.2.110.0000.00920.52
8.2.100.0060.00617.91
8.2.90.0000.00719.22
8.2.80.0040.00417.97
8.2.70.0030.00617.50
8.2.60.0050.00318.04
8.2.50.0000.00818.07
8.2.40.0040.00419.88
8.2.30.0000.00717.91
8.2.20.0000.01117.68
8.2.10.0000.00717.98
8.2.00.0040.00417.62
8.1.280.0070.00725.92
8.1.270.0000.00823.84
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0030.00622.21
8.1.230.0000.01118.91
8.1.220.0000.00717.74
8.1.210.0000.00718.77
8.1.200.0040.01117.00
8.1.190.0050.00317.10
8.1.180.0000.00718.10
8.1.170.0040.00418.53
8.1.160.0050.00221.86
8.1.150.0050.00218.73
8.1.140.0030.00617.42
8.1.130.0030.00317.72
8.1.120.0030.00317.31
8.1.110.0080.00017.30
8.1.100.0000.00717.26
8.1.90.0030.00517.40
8.1.80.0040.00417.28
8.1.70.0000.00717.33
8.1.60.0000.00817.36
8.1.50.0030.00617.48
8.1.40.0040.00417.42
8.1.30.0090.00017.46
8.1.20.0000.00717.57
8.1.10.0050.00217.49
8.1.00.0000.00717.32
8.0.300.0080.00018.77
8.0.290.0040.00416.75
8.0.280.0030.00318.43
8.0.270.0060.00317.11
8.0.260.0050.00217.25
8.0.250.0000.00616.93
8.0.240.0060.00016.91
8.0.230.0030.00316.88
8.0.220.0000.00716.86
8.0.210.0030.00316.80
8.0.200.0070.00016.85
8.0.190.0000.00716.86
8.0.180.0030.00316.88
8.0.170.0050.00316.81
8.0.160.0070.00016.73
8.0.150.0040.00416.70
8.0.140.0000.00716.68
8.0.130.0050.00013.22
8.0.120.0040.00416.78
8.0.110.0040.00416.73
8.0.100.0050.00216.68
8.0.90.0040.00416.88
8.0.80.0180.00316.77
8.0.70.0000.00716.70
8.0.60.0040.00416.84
8.0.50.0030.00316.83
8.0.30.0090.01417.21
8.0.20.0060.01217.40
8.0.10.0000.00716.75
8.0.00.0120.00516.85
7.4.330.0000.00515.03
7.4.320.0000.00716.33
7.4.300.0030.00316.57
7.4.290.0070.00016.53
7.4.280.0070.00016.51
7.4.270.0030.00316.53
7.4.260.0070.00016.55
7.4.250.0040.00416.39
7.4.240.0020.00516.48
7.4.230.0000.00716.55
7.4.220.0110.00716.51
7.4.210.0040.01116.55
7.4.200.0040.00416.62
7.4.160.0110.00416.30
7.4.150.0150.00717.40
7.4.140.0080.00917.86
7.4.130.0050.01216.41
7.4.120.0110.00916.38
7.4.110.0090.01616.38
7.4.100.0030.01816.35
7.4.90.0100.00616.44
7.4.80.0090.01019.39
7.4.70.0130.01016.49
7.4.60.0070.01316.29
7.4.50.0000.00516.56
7.4.40.0150.00616.47
7.4.30.0100.00716.42
7.4.00.0000.01214.86
7.3.330.0000.00613.03
7.3.320.0000.00513.07
7.3.310.0030.00316.01
7.3.300.0070.00016.10
7.3.290.0100.01016.29
7.3.280.0060.01016.23
7.3.270.0090.01317.40
7.3.260.0100.01316.24
7.3.250.0050.01116.29
7.3.240.0140.00316.41
7.3.230.0100.00716.43
7.3.210.0120.00916.20
7.3.200.0150.00319.39
7.3.190.0100.00616.34
7.3.180.0030.01316.32
7.3.170.0090.00616.27
7.3.160.0030.01316.51
7.2.330.0070.01016.47
7.2.320.0100.00716.46
7.2.310.0130.00316.57
7.2.300.0120.00616.59
7.2.290.0080.01316.47
7.2.00.0100.00619.41
7.1.200.0030.01015.74
7.1.100.0070.00418.34
7.1.70.0000.01416.82
7.1.60.0070.01119.40
7.1.50.0030.01616.84
7.1.00.0100.07022.57
7.0.200.0030.00716.79
7.0.140.0000.07321.96
7.0.60.0170.05319.93
7.0.50.0070.08017.87
7.0.40.0100.07719.85
7.0.30.0200.05320.13
7.0.20.0270.05720.16
7.0.10.0070.04720.19
7.0.00.0100.08720.09
5.6.280.0000.07721.00
5.6.210.0030.05720.70
5.6.200.0100.03318.22
5.6.190.0070.06320.67
5.6.180.0200.05020.49
5.6.170.0330.07320.45
5.6.160.0030.04320.49
5.6.150.0070.03718.12
5.6.140.0070.04318.12
5.6.130.0070.08318.16
5.6.120.0070.08320.98
5.6.110.0000.09320.98
5.6.100.0070.04320.97
5.6.90.0030.09320.96
5.6.80.0100.06320.51
5.5.350.0230.08320.52
5.5.340.0170.05717.91
5.5.330.0030.06320.25
5.5.320.0130.04720.17
5.5.310.0370.04320.24
5.5.300.0000.04018.01
5.5.290.0030.05717.95
5.5.280.0200.07720.73
5.5.270.0030.05720.86
5.5.260.0170.07720.79
5.5.250.0130.05320.69
5.5.240.0030.07720.11
5.4.450.0230.04319.49
5.4.440.0230.05019.10
5.4.430.0200.04719.40
5.4.420.0100.04719.54
5.4.410.0170.04719.44
5.4.400.0330.04018.89
5.4.390.0070.04018.93
5.4.380.0770.06718.59
5.4.370.0370.05318.48
5.4.360.0330.06018.57
5.4.350.0370.06018.74
5.4.340.0370.05318.59
5.4.320.0070.03412.45
5.4.310.0040.03912.45
5.4.300.0050.03712.45
5.4.290.0040.03912.45
5.4.280.0040.03612.34
5.4.270.0050.03612.35
5.4.260.0060.03912.34
5.4.250.0050.03912.35
5.4.240.0070.03512.35
5.4.230.0040.03812.34
5.4.220.0080.03612.34
5.4.210.0070.03712.34
5.4.200.0070.04512.34
5.4.190.0130.04512.34
5.4.180.0080.03712.33
5.4.170.0040.03812.35
5.4.160.0050.03812.34
5.4.150.0090.03212.34
5.4.140.0060.03612.02
5.4.130.0080.03612.01
5.4.120.0060.03611.97
5.4.110.0070.03511.96
5.4.100.0050.03511.96
5.4.90.0020.04011.96
5.4.80.0060.03711.96
5.4.70.0050.03511.96
5.4.60.0060.03411.96
5.4.50.0040.03811.96
5.4.40.0090.03211.95
5.4.30.0110.03711.95
5.4.20.0050.03911.95
5.4.10.0050.03711.95
5.4.00.0020.04011.43
5.3.290.0070.03812.80
5.3.280.0080.03712.71
5.3.270.0090.04112.72
5.3.260.0090.04212.71
5.3.250.0070.03712.72
5.3.240.0070.04512.72
5.3.230.0070.03712.71
5.3.220.0030.03912.68
5.3.210.0070.03712.68
5.3.200.0100.04012.68
5.3.190.0060.03612.68
5.3.180.0050.03612.67
5.3.170.0040.04012.66
5.3.160.0060.03412.67
5.3.150.0070.03512.68
5.3.140.0040.04312.66
5.3.130.0050.04512.66
5.3.120.0080.03612.66
5.3.110.0050.03912.66
5.3.100.0040.03712.12
5.3.90.0070.03512.08
5.3.80.0090.03412.07
5.3.70.0050.03512.08
5.3.60.0060.03812.06
5.3.50.0060.03412.00
5.3.40.0070.03412.00
5.3.30.0050.03411.94
5.3.20.0050.03411.71
5.3.10.0050.03411.69
5.3.00.0060.03811.67
5.2.170.0030.0319.17
5.2.160.0050.0289.18
5.2.150.0050.0299.18
5.2.140.0050.0339.17
5.2.130.0040.0289.13
5.2.120.0040.0279.13
5.2.110.0050.0289.14
5.2.100.0050.0289.13
5.2.90.0060.0279.13
5.2.80.0060.0299.13
5.2.70.0050.0299.13
5.2.60.0030.0319.09
5.2.50.0070.0269.05
5.2.40.0050.0319.03
5.2.30.0050.0299.01
5.2.20.0030.0308.99
5.2.10.0030.0298.93
5.2.00.0060.0268.77
5.1.60.0060.0218.06
5.1.50.0040.0308.06
5.1.40.0060.0228.03
5.1.30.0020.0278.39
5.1.20.0030.0278.41
5.1.10.0030.0268.13
5.1.00.0040.0258.13
5.0.50.0040.0196.61
5.0.40.0050.0196.47
5.0.30.0060.0286.29
5.0.20.0010.0216.26
5.0.10.0020.0216.23
5.0.00.0010.0336.23
4.4.90.0030.0154.78
4.4.80.0020.0154.75
4.4.70.0010.0174.75
4.4.60.0040.0144.75
4.4.50.0050.0164.77
4.4.40.0040.0244.71
4.4.30.0020.0164.76
4.4.20.0030.0154.84
4.4.10.0050.0134.85
4.4.00.0020.0254.76
4.3.110.0010.0174.67
4.3.100.0030.0144.66
4.3.90.0030.0144.63
4.3.80.0030.0244.58
4.3.70.0020.0154.63
4.3.60.0010.0164.63
4.3.50.0030.0154.62
4.3.40.0010.0254.53
4.3.30.0010.0173.27
4.3.20.0020.0163.25
4.3.10.0020.0163.21
4.3.00.0000.02015.63

preferences:
43.74 ms | 401 KiB | 5 Q