3v4l.org

run code in 300+ PHP versions simultaneously
<?php $session_handler = 'foo'; session_set_save_handler( array($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)
8.3.60.0070.01116.59
8.3.50.0140.00922.93
8.3.40.0040.01518.79
8.3.30.0100.00719.09
8.3.20.0070.00020.39
8.3.10.0040.00423.52
8.3.00.0040.00419.18
8.2.180.0110.00418.31
8.2.170.0070.00722.96
8.2.160.0070.00720.38
8.2.150.0040.00424.18
8.2.140.0080.00024.66
8.2.130.0040.01126.16
8.2.120.0050.00221.09
8.2.110.0060.00322.28
8.2.100.0070.00317.72
8.2.90.0000.00818.03
8.2.80.0040.00417.97
8.2.70.0040.00417.63
8.2.60.0060.00317.93
8.2.50.0030.00618.07
8.2.40.0080.00018.05
8.2.30.0050.00218.13
8.2.20.0080.00017.77
8.2.10.0050.00218.14
8.2.00.0070.00017.80
8.1.280.0070.00725.92
8.1.270.0060.00322.05
8.1.260.0000.00726.35
8.1.250.0000.00728.09
8.1.240.0090.00020.84
8.1.230.0030.00720.91
8.1.220.0040.00417.74
8.1.210.0080.00018.77
8.1.200.0060.00317.36
8.1.190.0040.00417.35
8.1.180.0040.00418.10
8.1.170.0050.00318.62
8.1.160.0000.00721.93
8.1.150.0040.00418.84
8.1.140.0020.00517.35
8.1.130.0000.00717.84
8.1.120.0030.00317.37
8.1.110.0000.00817.36
8.1.100.0000.00717.54
8.1.90.0030.00317.40
8.1.80.0100.00017.45
8.1.70.0050.00317.36
8.1.60.0040.00417.59
8.1.50.0050.00317.49
8.1.40.0040.00417.55
8.1.30.0040.00417.61
8.1.20.0030.00617.66
8.1.10.0040.00417.54
8.1.00.0000.00817.57
8.0.300.0040.00320.01
8.0.290.0000.00716.75
8.0.280.0030.00318.33
8.0.270.0040.00417.18
8.0.260.0030.00317.18
8.0.250.0030.00316.92
8.0.240.0030.00317.03
8.0.230.0000.00716.99
8.0.220.0000.00616.92
8.0.210.0070.00016.96
8.0.200.0060.00016.93
8.0.190.0040.00417.02
8.0.180.0040.00416.87
8.0.170.0000.00916.88
8.0.160.0040.00417.02
8.0.150.0030.00316.82
8.0.140.0030.00316.86
8.0.130.0030.00313.34
8.0.120.0050.00316.87
8.0.110.0000.00717.02
8.0.100.0020.00517.03
8.0.90.0000.00717.01
8.0.80.0060.00917.05
8.0.70.0040.00417.03
8.0.60.0080.00016.84
8.0.50.0050.00216.82
8.0.30.0130.00617.13
8.0.20.0150.00817.40
8.0.10.0000.00716.91
8.0.00.0120.00516.77
7.4.330.0020.00215.09
7.4.320.0030.00316.52
7.4.300.0000.00716.61
7.4.290.0030.00316.57
7.4.280.0070.00016.49
7.4.270.0000.00716.63
7.4.260.0000.00716.57
7.4.250.0000.00716.48
7.4.240.0030.00316.56
7.4.230.0040.00416.48
7.4.220.0120.00616.63
7.4.210.0120.00816.55
7.4.200.0070.00016.41
7.4.160.0120.00416.68
7.4.150.0100.01317.40
7.4.140.0110.00517.86
7.4.130.0110.00816.62
7.4.120.0130.00716.58
7.4.110.0100.00716.57
7.4.100.0080.00816.43
7.4.90.0090.01616.64
7.4.80.0060.01519.39
7.4.70.0100.01016.39
7.4.60.0090.00616.55
7.4.50.0000.00816.42
7.4.40.0040.01216.62
7.4.30.0060.01016.41
7.4.10.0030.00914.92
7.4.00.0060.01015.05
7.3.330.0000.00513.06
7.3.320.0060.00013.16
7.3.310.0040.00416.41
7.3.300.0030.00316.22
7.3.290.0000.01516.38
7.3.280.0080.00916.32
7.3.270.0070.01517.40
7.3.260.0060.01216.65
7.3.250.0100.00716.40
7.3.240.0060.01216.37
7.3.230.0070.01016.42
7.3.210.0100.00716.37
7.3.200.0030.01219.39
7.3.190.0120.00616.40
7.3.180.0130.00316.40
7.3.170.0040.01116.30
7.3.160.0100.01016.37
7.3.130.0070.01014.84
7.3.120.0020.01614.82
7.3.110.0060.01114.76
7.3.100.0030.00714.75
7.3.90.0100.00614.77
7.3.80.0060.00714.68
7.3.70.0060.00414.61
7.3.60.0030.00714.78
7.3.50.0070.00514.89
7.3.40.0030.01014.61
7.3.30.0050.01014.56
7.3.20.0050.00916.67
7.3.10.0080.00716.46
7.3.00.0050.00716.52
7.2.330.0100.01416.58
7.2.320.0070.01016.38
7.2.310.0030.01616.65
7.2.300.0100.00616.42
7.2.290.0060.01216.37
7.2.260.0100.00614.91
7.2.250.0070.01114.94
7.2.240.0030.01415.07
7.2.230.0030.01114.98
7.2.220.0050.00514.88
7.2.210.0040.01214.91
7.2.200.0040.01114.70
7.2.190.0090.00114.91
7.2.180.0040.00814.80
7.2.170.0050.00714.80
7.2.160.0040.00714.81
7.2.150.0030.01016.89
7.2.140.0060.00616.53
7.2.130.0090.00616.82
7.2.120.0040.00816.63
7.2.110.0060.00316.55
7.2.100.0110.00416.58
7.2.90.0040.00716.44
7.2.80.0070.00716.84
7.2.70.0060.00916.58
7.2.60.0040.00916.92
7.2.50.0000.01416.71
7.2.40.0040.01116.98
7.2.30.0090.00616.92
7.2.20.0090.00616.91
7.2.10.0030.01017.08
7.2.00.0020.01117.99
7.1.330.0020.01115.75
7.1.320.0060.00915.82
7.1.310.0100.00515.61
7.1.300.0010.01015.78
7.1.290.0010.01115.59
7.1.280.0030.00515.56
7.1.270.0040.01115.75
7.1.260.0050.01015.53
7.1.250.0090.00615.97
7.1.240.0070.00715.65
7.1.230.0030.00615.70
7.1.220.0000.01215.72
7.1.210.0030.01315.43
7.1.200.0090.00515.71
7.1.190.0090.00615.82
7.1.180.0030.01315.83
7.1.170.0080.00815.84
7.1.160.0060.00615.59
7.1.150.0030.00715.40
7.1.140.0070.00415.73
7.1.130.0030.01315.66
7.1.120.0030.01015.55
7.1.110.0030.00915.88
7.1.100.0020.01316.71
7.1.90.0080.00015.93
7.1.80.0060.00515.83
7.1.70.0030.00716.33
7.1.60.0100.00717.55
7.1.50.0080.00716.36
7.1.40.0000.01215.48
7.1.30.0090.00315.66
7.1.20.0070.00415.62
7.1.10.0000.01315.81
7.1.00.0040.04219.08
7.0.330.0030.01015.26
7.0.320.0030.01015.34
7.0.310.0100.00715.43
7.0.300.0050.00815.41
7.0.290.0060.00615.05
7.0.280.0030.01015.34
7.0.270.0030.00915.30
7.0.260.0030.00615.32
7.0.250.0060.00615.47
7.0.240.0040.00715.09
7.0.230.0030.01015.43
7.0.220.0030.01015.29
7.0.210.0060.00615.36
7.0.200.0050.00816.03
7.0.190.0000.00815.33
7.0.180.0070.00315.35
7.0.170.0070.00715.48
7.0.160.0030.00915.31
7.0.150.0000.01215.36
7.0.140.0030.04118.74
7.0.130.0000.01315.17
7.0.120.0000.00815.56
7.0.110.0070.00715.48
7.0.100.0070.00715.20
7.0.90.0040.00415.53
7.0.80.0060.00615.15
7.0.70.0090.00015.38
7.0.60.1250.03617.65
7.0.50.0090.03716.58
7.0.40.0100.04316.67
7.0.30.0130.04716.85
7.0.20.0150.04316.85
7.0.10.0070.04416.87
7.0.00.0020.02916.80
5.6.400.0060.00314.58
5.6.390.0030.01314.55
5.6.380.0040.01113.91
5.6.370.0030.01414.37
5.6.360.0080.00414.02
5.6.350.0040.00914.39
5.6.340.0030.01014.19
5.6.330.0080.00414.38
5.6.320.0000.00914.41
5.6.310.0060.00614.51
5.6.300.0060.00914.42
5.6.290.0050.00514.25
5.6.280.0090.03617.54
5.6.270.0000.01214.22
5.6.260.0080.00614.23
5.6.250.0000.01314.09
5.6.240.0060.00613.98
5.6.230.0060.00614.16
5.6.220.0070.00314.20
5.6.210.0510.03117.27
5.6.200.0080.03316.11
5.6.190.0050.04717.29
5.6.180.0270.03417.37
5.6.170.0180.02517.40
5.6.160.0090.03717.39
5.6.150.0050.02716.31
5.6.140.0070.04416.04
5.6.130.0120.02816.18
5.6.120.0050.03017.52
5.6.110.0050.03517.54
5.6.100.0080.04517.76
5.6.90.0060.04417.56
5.6.80.0050.03717.24
5.6.70.0140.00014.11
5.6.60.0070.00314.01
5.6.50.0070.00714.02
5.6.40.0070.00714.02
5.6.30.0070.00714.18
5.6.20.0110.00413.93
5.6.10.0000.01214.34
5.6.00.0070.00714.18
5.5.380.0030.00713.95
5.5.370.0030.01014.18
5.5.360.0070.00714.29
5.5.350.0180.04017.41
5.5.340.0090.04016.07
5.5.330.0060.03117.32
5.5.320.0260.03817.15
5.5.310.0100.02817.11
5.5.300.0080.04516.07
5.5.290.0060.04316.06
5.5.280.0050.02917.36
5.5.270.0050.03717.32
5.5.260.0080.04517.39
5.5.250.0060.05117.52
5.5.240.0100.04317.21
5.5.230.0000.01213.90
5.5.220.0070.00313.84
5.5.210.0070.00414.14
5.5.200.0030.01014.03
5.5.190.0100.00713.95
5.5.180.0000.00813.63
5.5.170.0070.00313.92
5.5.160.0030.00613.66
5.5.150.0040.00813.96
5.5.140.0060.00813.84
5.5.130.0060.00613.69
5.5.120.0040.00813.99
5.5.110.0030.01314.13
5.5.100.0000.01214.23
5.5.90.0000.00814.05
5.5.80.0030.00613.90
5.5.70.0090.00014.18
5.5.60.0030.01014.01
5.5.50.0000.01013.92
5.5.40.0080.00014.07
5.5.30.0030.01013.82
5.5.20.0080.00413.98
5.5.10.0030.00514.13
5.5.00.0030.01014.18
5.4.450.0560.03014.96
5.4.440.0510.02815.09
5.4.430.0580.02815.12
5.4.420.0650.03515.14
5.4.410.0470.03314.99
5.4.400.0690.03014.88
5.4.390.0510.03514.79
5.4.380.0460.03414.94
5.4.370.0410.03114.80
5.4.360.0590.03014.99
5.4.350.0620.04114.79
5.4.340.0560.02714.81
5.4.330.0090.00310.51
5.4.320.0680.03514.98
5.4.310.0670.03715.06
5.4.300.0640.02714.82
5.4.290.0650.03014.89
5.4.280.0650.02814.72
5.4.270.0670.02514.91
5.4.260.0460.03114.95
5.4.250.0630.02814.97
5.4.240.0620.02814.79
5.4.230.0710.02614.89
5.4.220.0700.02214.82
5.4.210.0600.02914.78
5.4.200.0600.03114.85
5.4.190.0710.02414.81
5.4.180.0750.03214.75
5.4.170.0600.03114.89
5.4.160.0580.03514.67
5.4.150.0610.03214.76
5.4.140.0630.03613.65
5.4.130.0100.03113.40
5.4.120.0480.02813.49
5.4.110.0140.03113.44
5.4.100.0150.02813.64
5.4.90.0200.02513.67
5.4.80.0230.03513.57
5.4.70.0310.02513.67
5.4.60.0250.02413.57
5.4.50.0230.02713.67
5.4.40.0570.02613.63
5.4.30.0670.02913.71
5.4.20.0520.02813.66
5.4.10.0530.02813.38
5.4.00.0450.02813.27
5.3.290.1070.06014.58
5.3.280.1230.05014.46
5.3.270.1070.05014.58
5.3.260.0900.06014.57
5.3.250.0900.06314.43
5.3.240.1070.06314.41
5.3.230.0370.07314.45
5.3.220.0100.06314.54
5.3.210.0400.05314.35
5.3.200.0330.05014.51
5.3.190.0200.06014.52
5.3.180.0500.05014.35
5.3.170.0700.06014.39
5.3.160.0300.06014.48
5.3.150.0470.05314.47
5.3.140.0530.04714.49
5.3.130.1370.06314.46
5.3.120.1370.05014.47
5.3.110.1130.05714.48
5.3.100.1000.05313.99
5.3.90.0370.05713.98
5.3.80.0330.05013.99
5.3.70.0330.06713.80
5.3.60.0430.04013.92
5.3.50.0330.05313.84
5.3.40.0430.04713.89
5.3.30.0470.03313.89
5.3.20.0370.05313.48
5.3.10.0300.04313.56
5.3.00.0500.04713.40
5.2.170.0270.04710.94
5.2.160.0200.04711.14
5.2.150.0230.04011.06
5.2.140.0270.04010.96
5.2.130.0200.04011.13
5.2.120.0270.03711.11
5.2.110.0230.04010.95
5.2.100.0230.04311.15
5.2.90.0200.04310.93
5.2.80.0200.04011.08
5.2.70.0430.03710.93
5.2.60.0200.04011.01
5.2.50.0230.03711.00
5.2.40.0200.04310.85
5.2.30.0230.04310.97
5.2.20.0200.03710.86
5.2.10.0330.03710.84
5.2.00.0170.04010.69
5.1.60.0270.0339.82
5.1.50.0200.0339.96
5.1.40.0130.0379.97
5.1.30.0200.04010.32
5.1.20.0200.03710.33
5.1.10.0300.04310.01
5.1.00.0330.0439.89
5.0.50.0130.0278.53
5.0.40.0130.0278.38
5.0.30.0030.0376.29
5.0.20.0070.0236.26
5.0.10.0040.0196.24
5.0.00.0020.0326.23
4.4.90.0130.0177.19
4.4.80.0100.0207.19
4.4.70.0030.0277.19
4.4.60.0100.0207.19
4.4.50.0070.0237.19
4.4.40.0100.0377.19
4.4.30.0100.0207.19
4.4.20.0170.0277.19
4.4.10.0130.0207.19
4.4.00.0130.0337.19
4.3.110.0200.0177.19
4.3.100.0040.0174.66
4.3.90.0030.0184.63
4.3.80.0020.0254.58
4.3.70.0020.0224.63
4.3.60.0030.0204.63
4.3.50.0020.0214.63
4.3.40.0040.0224.54
4.3.30.0020.0153.28
4.3.20.0020.0163.26
4.3.10.0020.0183.22
4.3.00.0000.02015.64

preferences:
45.8 ms | 401 KiB | 5 Q