3v4l.org

run code in 300+ PHP versions simultaneously
<?php $session_handler = function () {} session_set_save_handler( array($session_handler, 'open'), array($session_handler, 'close'), array($session_handler, 'read'), array($session_handler, 'write'), array($session_handler, 'destroy'), array($session_handler, 'gc'));

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)
5.4.320.0100.05719.17
5.4.310.0170.06019.12
5.4.300.0270.04018.89
5.4.290.1000.06318.90
5.4.280.1230.06719.11
5.4.270.0930.05319.00
5.4.260.1030.06019.09
5.4.250.1100.05718.88
5.4.240.1070.05019.24
5.4.230.1270.05019.21
5.4.220.1400.07318.99
5.4.210.1230.06019.07
5.4.200.1370.05719.24
5.4.190.1200.05319.09
5.4.180.1170.04719.11
5.4.170.1030.05019.12
5.4.160.0930.05719.09
5.4.150.1300.06019.25
5.4.140.1230.05316.41
5.4.130.1170.04316.48
5.4.120.1070.05716.51
5.4.110.1170.07016.46
5.4.100.0830.05716.24
5.4.90.1130.05316.48
5.4.80.1100.04716.54
5.4.70.1300.04016.29
5.4.60.1170.04716.28
5.4.50.1230.04716.40
5.4.40.1170.06316.51
5.4.30.1270.04316.35
5.4.20.1200.04316.45
5.4.10.0970.06316.43
5.4.00.1100.05015.80
5.3.290.0050.04012.80
5.3.280.0080.03512.71
5.3.270.0070.04312.72
5.3.260.0090.04012.72
5.3.250.0050.03812.72
5.3.240.0020.04112.72
5.3.230.0090.03912.71
5.3.220.0090.03912.68
5.3.210.0080.04612.68
5.3.200.0060.04112.68
5.3.190.0060.03912.67
5.3.180.0110.04712.67
5.3.170.0060.03612.67
5.3.160.0040.03812.67
5.3.150.0080.04212.68
5.3.140.0090.03812.66
5.3.130.0050.03912.66
5.3.120.0080.03812.66
5.3.110.0070.03912.66
5.3.100.0080.03412.13
5.3.90.0050.03912.10
5.3.80.0060.03612.09
5.3.70.0080.04012.09
5.3.60.0060.04112.08
5.3.50.0080.03712.02
5.3.40.0050.03712.02
5.3.30.0040.03611.98
5.3.20.0050.03511.77
5.3.10.0100.03411.73
5.3.00.0070.03911.71
5.2.170.0070.0289.18
5.2.160.0040.0379.18
5.2.150.0050.0349.18
5.2.140.0040.0429.18
5.2.130.0040.0319.14
5.2.120.0050.0309.13
5.2.110.0060.0399.14
5.2.100.0050.0279.14
5.2.90.0050.0409.14
5.2.80.0040.0309.14
5.2.70.0030.0329.14
5.2.60.0060.0359.09
5.2.50.0010.0339.05
5.2.40.0040.0299.04
5.2.30.0070.0339.02
5.2.20.0040.0289.00
5.2.10.0040.0288.93
5.2.00.0040.0308.78
5.1.60.0030.0258.06
5.1.50.0050.0238.06
5.1.40.0050.0258.05
5.1.30.0020.0278.40
5.1.20.0040.0268.42
5.1.10.0050.0258.14
5.1.00.0050.0248.14
5.0.50.0050.0196.62
5.0.40.0050.0226.48
5.0.30.0040.0326.29
5.0.20.0030.0256.27
5.0.10.0040.0216.23
5.0.00.0040.0366.23
4.4.90.0030.0174.78
4.4.80.0020.0164.76
4.4.70.0030.0154.75
4.4.60.0040.0144.75
4.4.50.0030.0154.77
4.4.40.0030.0254.71
4.4.30.0020.0154.76
4.4.20.0030.0154.84
4.4.10.0030.0154.85
4.4.00.0040.0244.76
4.3.110.0030.0154.67
4.3.100.0030.0164.67
4.3.90.0020.0154.63
4.3.80.0040.0294.59
4.3.70.0030.0184.63
4.3.60.0030.0144.63
4.3.50.0030.0154.63
4.3.40.0010.0264.54
4.3.30.0030.0153.29
4.3.20.0030.0153.26
4.3.10.0010.0163.22
4.3.00.0030.01715.64

preferences:
143.86 ms | 1394 KiB | 7 Q