3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Test { function __wakeup() { print "wakeup\n"; } } session_start(); session_decode('core|a:1:{s:23:"_session_validator_data";a:4:{s:11:"remote_addr";s:9:"127.0.0.1";s:8:"http_via";s:0:"";s:20:"http_x_forwarded_for";s:0:"";s:15:"http_user_agent";s:49:"}}}}}|O:4:"Test":0:{}utiuttu'); var_dump($_SESSION);

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)
8.3.60.0190.00016.63
8.3.50.0100.01121.15
8.3.40.0090.00618.80
8.3.30.0110.00418.60
8.3.20.0070.00020.39
8.3.10.0000.00721.90
8.3.00.0040.00423.58
8.2.180.0140.00716.60
8.2.170.0040.01122.96
8.2.160.0000.01520.39
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0040.00419.70
8.2.120.0050.00326.35
8.2.110.0060.00322.25
8.2.100.0090.00317.93
8.2.90.0080.00019.23
8.2.80.0050.00317.97
8.2.70.0080.00017.50
8.2.60.0030.00517.91
8.2.50.0080.00018.07
8.2.40.0040.00422.15
8.2.30.0040.00419.36
8.2.20.0040.00417.65
8.2.10.0000.00718.00
8.2.00.0040.00417.87
8.1.280.0060.01325.92
8.1.270.0000.00820.34
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0030.00623.92
8.1.230.0080.00419.16
8.1.220.0000.00817.74
8.1.210.0000.00818.77
8.1.200.0030.00617.13
8.1.190.0000.00817.23
8.1.180.0000.00818.10
8.1.170.0040.00418.65
8.1.160.0040.00420.72
8.1.150.0030.00518.83
8.1.140.0030.00519.59
8.1.130.0070.00017.66
8.1.120.0070.00017.29
8.1.110.0070.00017.43
8.1.100.0000.00817.43
8.1.90.0040.00417.40
8.1.80.0000.00717.42
8.1.70.0000.00717.42
8.1.60.0000.00717.44
8.1.50.0060.00317.46
8.1.40.0000.00817.48
8.1.30.0050.00317.59
8.1.20.0000.00717.60
8.1.10.0050.00317.46
8.1.00.0040.00417.23
8.0.300.0040.00418.77
8.0.290.0000.00816.63
8.0.280.0040.00418.33
8.0.270.0030.00317.13
8.0.260.0030.00317.16
8.0.250.0080.00016.86
8.0.240.0070.00017.02
8.0.230.0030.00316.94
8.0.220.0040.00416.77
8.0.210.0050.00316.92
8.0.200.0000.00616.84
8.0.190.0040.00716.89
8.0.180.0070.00016.88
8.0.170.0000.00816.91
8.0.160.0000.00717.01
8.0.150.0000.00716.89
8.0.140.0080.00416.84
8.0.130.0030.00313.39
8.0.120.0030.00516.86
8.0.110.0040.00416.87
8.0.100.0040.00416.95
8.0.90.0030.00516.86
8.0.80.0070.00716.80
8.0.70.0080.00016.78
8.0.60.0040.00416.95
8.0.50.0040.00416.90
8.0.30.0090.00817.12
8.0.20.0090.01017.40
8.0.10.0050.00216.94
8.0.00.0090.01116.59
7.4.330.0000.00516.66
7.4.320.0070.00016.51
7.4.300.0080.00016.43
7.4.290.0000.00716.61
7.4.280.0030.00616.45
7.4.270.0030.00316.45
7.4.260.0040.00416.54
7.4.250.0030.00616.44
7.4.240.0040.00316.48
7.4.230.0070.00016.54
7.4.220.0080.01116.43
7.4.210.0070.00716.54
7.4.200.0030.00316.37
7.4.160.0060.01316.58
7.4.150.0130.00317.40
7.4.140.0140.00717.86
7.4.130.0080.01016.31
7.4.120.0030.01616.51
7.4.110.0110.00716.50
7.4.100.0090.01016.46
7.4.90.0180.00616.44
7.4.80.0150.00619.39
7.4.70.0030.01316.49
7.4.60.0100.00716.41
7.4.50.0070.00716.49
7.4.40.0140.00616.54
7.4.30.0060.01516.54
7.4.00.0080.00414.89
7.3.330.0030.00313.07
7.3.320.0060.00013.03
7.3.310.0070.00016.18
7.3.300.0030.00316.13
7.3.290.0100.00616.26
7.3.280.0080.00916.21
7.3.270.0060.01017.40
7.3.260.0090.01316.27
7.3.250.0090.01016.44
7.3.240.0110.00916.32
7.3.230.0100.01416.39
7.3.210.0030.01416.53
7.3.200.0090.00919.39
7.3.190.0080.00816.49
7.3.180.0090.00616.29
7.3.170.0100.00616.34
7.3.160.0090.01216.29
7.2.330.0110.00716.68
7.2.320.0090.00916.70
7.2.310.0090.00616.40
7.2.300.0110.00716.56
7.2.290.0140.00616.36
7.2.60.0090.00616.55
7.2.00.0060.01219.20
7.1.200.0030.00715.52
7.1.100.0000.00817.87
7.1.70.0000.00717.16
7.1.60.0060.01919.27
7.1.50.0110.00016.80
7.1.00.0000.07722.45
7.0.200.0000.01016.65
7.0.60.1430.07319.93
7.0.50.0000.05317.89
7.0.40.0100.09020.14
7.0.30.0370.07320.10
7.0.20.0430.07020.06
7.0.10.0070.08720.33
7.0.00.0100.04320.37
5.6.280.0070.03020.92
5.6.210.0930.06320.70
5.6.200.0030.08018.13
5.6.190.0100.08020.58
5.6.180.0430.05320.51
5.6.170.0300.05020.52
5.6.160.0000.09320.62
5.6.150.0170.07318.29
5.6.140.0130.07718.15
5.6.130.0100.07718.18
5.6.120.0100.08020.98
5.6.110.0300.06721.05
5.6.100.0070.07721.09
5.6.90.0100.08020.97
5.6.80.0130.08020.39
5.5.350.0000.05320.41
5.5.340.0070.04017.95
5.5.330.0030.05720.26
5.5.320.0570.04720.51
5.5.310.0300.07720.38
5.5.300.0030.04018.07
5.5.290.0070.04017.99
5.5.280.0100.05720.88
5.5.270.0000.04320.88
5.5.260.0100.08020.85
5.5.250.0130.07320.61
5.5.240.0100.06320.27

preferences:
33.05 ms | 401 KiB | 5 Q