3v4l.org

run code in 300+ PHP versions simultaneously
<?php $startMemory = memory_get_usage(); $a =1; echo memory_get_usage() - $startMemory, ' bytes';

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)
7.4.00.0090.00914.63
7.3.120.0130.00214.72
7.3.110.0070.01114.88
7.3.100.0030.00914.90
7.3.90.0110.00514.69
7.3.80.0060.00614.61
7.3.70.0060.00814.65
7.3.60.0050.00614.56
7.3.50.0050.00614.59
7.3.40.0110.00514.77
7.3.30.0030.00914.72
7.3.20.0090.00716.63
7.3.10.0070.00616.60
7.3.00.0020.01216.47
7.2.250.0040.01815.02
7.2.240.0110.00314.95
7.2.230.0050.01214.89
7.2.220.0100.00814.87
7.2.210.0080.00715.05
7.2.200.0100.00514.94
7.2.190.0060.00815.01
7.2.180.0040.01014.81
7.2.170.0050.01014.83
7.2.160.0120.00315.12
7.2.150.0070.01016.98
7.2.140.0000.01316.57
7.2.130.0140.00316.57
7.2.120.0080.00817.01
7.2.110.0070.01116.85
7.2.100.0060.00916.86
7.2.90.0110.00716.68
7.2.80.0080.00416.58
7.2.70.0060.00916.58
7.2.60.0040.00816.96
7.2.50.0040.01216.73
7.2.40.0070.01017.02
7.2.30.0030.00816.79
7.2.20.0110.00316.68
7.2.10.0070.01016.82
7.2.00.0030.01017.98
7.1.330.0090.00515.65
7.1.320.0020.01115.64
7.1.310.0060.00815.84
7.1.300.0090.00515.42
7.1.290.0060.00815.40
7.1.280.0050.00715.61
7.1.270.0050.00515.60
7.1.260.0080.00815.64
7.1.250.0070.01015.70
7.1.70.0030.00717.09
7.1.60.0070.01719.46
7.1.50.0090.01216.86
7.1.00.0000.08022.45
7.0.200.0000.01216.77
7.0.140.0000.07722.00
7.0.60.0130.06720.01
7.0.50.0100.06017.85
7.0.40.0000.04720.05
7.0.30.0300.07720.21
7.0.20.0270.08320.12
7.0.10.0030.07320.01
7.0.00.0070.04020.30
5.6.280.0130.06321.12
5.6.210.0100.07720.62
5.6.200.0030.05318.08
5.6.190.0070.04720.41
5.6.180.0430.06720.39
5.6.170.0330.03320.52
5.6.160.0100.08720.46
5.6.150.0000.04718.21
5.6.140.0100.07318.12
5.6.130.0100.07718.22
5.6.120.0070.05721.04
5.6.110.0100.08020.99
5.6.100.0000.04321.08
5.6.90.0170.07720.96
5.6.80.0100.06020.39
5.6.70.4500.03720.36
5.5.350.0170.04020.39
5.5.340.0030.04317.98
5.5.330.0070.03720.36
5.5.320.0030.08720.34
5.5.310.0130.04720.29
5.5.300.0130.07718.02
5.5.290.0130.06717.95
5.5.280.0070.09020.72
5.5.270.0030.04020.86
5.5.260.0100.03720.86
5.5.250.0100.07320.68
5.5.240.0300.07320.18
5.4.450.0400.04719.57
5.4.440.0330.04019.48
5.4.430.0700.05319.45
5.4.420.0570.06319.20
5.4.410.0370.07319.33
5.4.400.0370.06719.09
5.4.390.0400.03719.08
5.4.380.0470.03319.09
5.4.370.0600.05719.13
5.4.360.0530.04319.09
5.4.350.0430.04019.24
5.4.340.0570.06719.24
5.4.320.0530.06718.79
5.4.310.0500.05719.25
5.4.300.0600.06018.79
5.4.290.0470.04719.25
5.4.280.0600.06018.79
5.4.270.0500.03318.93
5.4.260.0500.06719.08
5.4.250.0570.04019.07
5.4.240.0170.05018.91
5.4.230.0170.04018.88
5.4.220.0470.04718.80
5.4.210.0400.04019.24
5.4.200.0430.07019.07
5.4.190.0530.05718.79
5.4.180.0470.03018.91
5.4.170.0500.06719.22
5.4.160.0500.04318.77
5.4.150.0500.06318.91
5.4.140.0500.06316.27
5.4.130.0530.05716.37
5.4.120.0500.06316.33
5.4.110.0430.06316.36
5.4.100.0430.04716.47
5.4.90.0330.04716.30
5.4.80.0400.05316.32
5.4.70.0500.06316.38
5.4.60.0500.06316.36
5.4.50.0470.04016.36
5.4.40.0470.05316.39
5.4.30.0530.04016.43
5.4.20.0470.05316.38
5.4.10.0400.03316.20
5.4.00.0300.04315.60
5.3.290.0570.05014.62
5.3.280.0430.06014.52
5.3.270.0500.05714.59
5.3.260.0470.06314.54
5.3.250.0500.05714.46
5.3.240.0470.05714.48
5.3.230.0500.06314.54
5.3.220.0500.06014.40
5.3.210.0400.04714.54
5.3.200.0530.06314.41
5.3.190.0400.05014.44
5.3.180.0530.06014.39
5.3.170.0500.05714.50
5.3.160.0500.06014.46
5.3.150.0430.03314.62
5.3.140.0500.04014.58
5.3.130.0430.05714.49
5.3.120.0470.06714.45
5.3.110.0400.03314.37
5.3.100.0430.06313.91
5.3.90.0330.03314.11
5.3.80.0270.04013.99
5.3.70.0300.03713.86
5.3.60.0370.05314.09
5.3.50.0300.03714.00
5.3.40.0430.06313.79
5.3.30.0300.04313.86
5.3.20.0270.04013.52
5.3.10.0300.03313.75
5.3.00.0470.05713.49
5.2.170.0300.03711.19
5.2.160.0300.02711.00
5.2.150.0270.04010.99
5.2.140.0300.02710.98
5.2.130.0300.02711.21
5.2.120.0300.03310.95
5.2.110.0330.04710.95
5.2.100.0470.04310.94
5.2.90.0370.04310.96
5.2.80.0530.02711.00
5.2.70.0330.03310.93
5.2.60.0430.05310.90
5.2.50.0370.05310.95
5.2.40.0330.04010.82
5.2.30.0270.05710.88
5.2.20.0330.04011.11
5.2.10.0270.03011.01
5.2.00.0270.04010.86
5.1.60.0300.03010.02
5.1.50.0300.03310.02
5.1.40.0370.03310.02
5.1.30.0270.02710.35
5.1.20.0400.04310.26
5.1.10.0400.01710.15
5.1.00.0370.04310.02
5.0.50.0170.03010.02
5.0.40.0200.04010.02
5.0.30.0170.06310.02
5.0.20.0170.03710.02
5.0.10.0170.02710.02
5.0.00.0230.03710.02
4.4.90.0170.02710.02
4.4.80.0200.02710.02
4.4.70.0200.01010.02
4.4.60.0170.03710.02
4.4.50.0170.01310.02
4.4.40.0200.02710.02
4.4.30.0130.01710.02
4.4.20.0270.02310.02
4.4.10.0200.03010.02
4.4.00.0200.03010.02
4.3.110.0270.01010.02
4.3.100.0130.03310.02
4.3.90.0170.03310.02
4.3.80.0130.02710.02
4.3.70.0130.02010.02
4.3.60.0170.01310.02
4.3.50.0130.02310.02
4.3.40.0130.03310.02
4.3.30.0030.02010.02
4.3.20.0100.02710.02
4.3.10.0070.01710.02
4.3.00.0070.03010.02

preferences:
33.99 ms | 401 KiB | 5 Q