3v4l.org

run code in 300+ PHP versions simultaneously
<?php namespace test; $start = \microtime(\true); for($i = 0; $i < 100000; ++$i){ \strlen(\null . \null . \null . \null . \null . \null . \null . \null . \null . \null . \null . \null); } echo \microtime(\true) - $start, PHP_EOL;

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)
7.2.00.0070.01019.51
7.1.70.0000.00917.13
7.1.60.0060.01819.61
7.1.50.0070.00716.90
7.1.00.0000.08022.36
7.0.200.0000.00916.78
7.0.140.0030.07722.21
7.0.60.0030.09020.02
7.0.50.0200.07017.88
7.0.40.0030.09320.27
7.0.30.0270.05020.21
7.0.20.0300.08020.09
7.0.10.0170.07720.20
7.0.00.0070.06020.16
5.6.210.0100.14020.60
5.6.200.0070.09718.13
5.6.190.0100.08320.77
5.6.180.3230.07720.60
5.6.170.0200.13720.52
5.6.160.0070.08720.38
5.6.150.0030.13718.21
5.6.140.0000.08718.18
5.6.130.0100.14018.11
5.6.120.0070.11020.99
5.6.110.0100.13321.11
5.6.100.0100.13021.00
5.6.90.0070.12321.09
5.6.80.0100.13020.38
5.5.350.0230.14320.37
5.5.340.0230.09717.98
5.5.330.0100.15320.19
5.5.320.0100.12020.18
5.5.310.0300.11020.31
5.5.300.0070.11317.98
5.5.290.0130.15317.90
5.5.280.0130.14020.61
5.5.270.0100.09720.83
5.5.260.0070.10020.76
5.5.250.0130.11720.57
5.5.240.0000.16020.18
5.4.450.1170.10319.39
5.4.440.0200.11719.57
5.4.430.0170.14019.57
5.4.420.0100.14319.51
5.4.410.0030.16019.44
5.4.400.0200.13019.19
5.4.390.0070.14319.13
5.4.380.0270.14318.57
5.4.370.0130.15318.49
5.4.360.0200.14718.60
5.4.350.0230.13318.60
5.4.340.0200.14318.66
5.4.320.0070.10112.46
5.4.310.0050.11012.45
5.4.300.0060.10212.46
5.4.290.0060.10312.45
5.4.280.0060.11412.35
5.4.270.0050.10312.35
5.4.260.0060.10412.35
5.4.250.0040.11312.35
5.4.240.0030.12212.35
5.4.230.0050.10712.34
5.4.220.0040.11012.34
5.4.210.0090.09612.34
5.4.200.0060.10312.34
5.4.190.0050.10412.34
5.4.180.0080.10212.34
5.4.170.0040.10612.35
5.4.160.0070.10312.34
5.4.150.0090.09712.34
5.4.140.0070.10212.02
5.4.130.0060.10412.02
5.4.120.0090.10911.98
5.4.110.0050.10911.96
5.4.100.0070.10611.97
5.4.90.0040.11011.96
5.4.80.0070.10511.97
5.4.70.0080.10311.96
5.4.60.0080.11211.96
5.4.50.0090.10611.96
5.4.40.0170.09611.95
5.4.30.0070.10811.95
5.4.20.0040.11111.95
5.4.10.0060.10511.95
5.4.00.0080.11211.44
5.3.290.0050.10712.80
5.3.280.0060.09712.71
5.3.270.0060.09812.72
5.3.260.0090.09612.72
5.3.250.0080.09212.72
5.3.240.0040.09912.72
5.3.230.0070.09412.71
5.3.220.0100.10312.68
5.3.210.0110.11612.68
5.3.200.0100.10612.68
5.3.190.0100.09912.68
5.3.180.0080.10412.67
5.3.170.0080.10712.67
5.3.160.0050.10512.67
5.3.150.0060.10112.67
5.3.140.0100.09712.66
5.3.130.0110.11112.66
5.3.120.0080.10012.66
5.3.110.0080.10212.66
5.3.100.0060.09912.12
5.3.90.0060.09912.08
5.3.80.0070.10012.08
5.3.70.0080.10212.07
5.3.60.0070.09912.06
5.3.50.0030.12112.00
5.3.40.0080.09612.00
5.3.30.0050.10211.96
5.3.20.0040.10011.73
5.3.10.0090.10211.71
5.3.00.0110.09311.69
5.2.170.0040.0319.18
5.2.160.0050.0299.18
5.2.150.0060.0299.18
5.2.140.0070.0289.18
5.2.130.0030.0339.14
5.2.120.0060.0319.14
5.2.110.0110.0349.15
5.2.100.0050.0339.14
5.2.90.0040.0319.14
5.2.80.0070.0339.13
5.2.70.0110.0449.14
5.2.60.0090.0419.10
5.2.50.0060.0409.06
5.2.40.0030.0349.03
5.2.30.0050.0319.01
5.2.20.0040.0299.01
5.2.10.0040.0298.92
5.2.00.0020.0328.78
5.1.60.0040.0248.07
5.1.50.0070.0228.06
5.1.40.0030.0268.05
5.1.30.0030.0278.39
5.1.20.0030.0398.42
5.1.10.0060.0258.14
5.1.00.0060.0338.14
5.0.50.0040.0266.62
5.0.40.0040.0196.48
5.0.30.0030.0316.29
5.0.20.0050.0246.27
5.0.10.0050.0186.24
5.0.00.0040.0316.23
4.4.90.0030.0284.78
4.4.80.0040.0164.75
4.4.70.0030.0184.76
4.4.60.0020.0194.75
4.4.50.0020.0154.77
4.4.40.0040.0234.71
4.4.30.0040.0224.76
4.4.20.0020.0164.84
4.4.10.0030.0224.85
4.4.00.0030.0284.75
4.3.110.0040.0214.67
4.3.100.0030.0144.67
4.3.90.0060.0174.63
4.3.80.0030.0254.59
4.3.70.0040.0134.63
4.3.60.0040.0244.63
4.3.50.0030.0164.63
4.3.40.0030.0254.54
4.3.30.0040.0173.29
4.3.20.0020.0193.25
4.3.10.0040.0143.22
4.3.00.0070.02018.16

preferences:
37.67 ms | 401 KiB | 5 Q