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:45:";}}test|a:2:{i:0;O:4:"Test":0:{};i:1;s:0:"";}'); 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)
8.3.40.0140.00418.55
8.3.30.0000.01418.56
8.3.20.0070.00020.36
8.3.10.0040.00423.51
8.3.00.0000.00723.66
8.2.170.0120.00922.96
8.2.160.0080.00820.43
8.2.150.0030.00624.18
8.2.140.0080.00024.66
8.2.130.0040.00419.83
8.2.120.0040.00426.35
8.2.110.0070.00322.23
8.2.100.0090.00317.58
8.2.90.0030.00617.75
8.2.80.0060.00317.97
8.2.70.0030.00617.80
8.2.60.0000.00817.80
8.2.50.0000.00918.10
8.2.40.0060.00620.50
8.2.30.0040.00419.38
8.2.20.0000.00717.52
8.2.10.0000.00718.01
8.2.00.0050.00318.01
8.1.270.0040.00420.16
8.1.260.0030.00628.09
8.1.250.0040.00428.09
8.1.240.0060.00322.06
8.1.230.0120.00019.09
8.1.220.0030.00517.74
8.1.210.0000.00818.77
8.1.200.0060.00317.22
8.1.190.0050.00317.23
8.1.180.0060.00318.10
8.1.170.0000.00818.65
8.1.160.0050.00220.77
8.1.150.0040.00418.88
8.1.140.0040.00419.49
8.1.130.0030.00317.70
8.1.120.0060.00317.46
8.1.110.0070.00017.26
8.1.100.0000.00817.48
8.1.90.0040.00417.47
8.1.80.0000.00817.49
8.1.70.0000.00917.42
8.1.60.0000.00817.49
8.1.50.0000.00917.33
8.1.40.0030.00517.52
8.1.30.0040.00417.59
8.1.20.0040.00417.46
8.1.10.0070.00017.39
8.1.00.0000.00817.36
8.0.300.0040.00421.45
8.0.290.0000.00716.75
8.0.280.0030.00518.36
8.0.270.0000.00817.18
8.0.260.0000.00717.21
8.0.250.0040.00416.88
8.0.240.0290.01316.98
8.0.230.0000.00717.00
8.0.220.0000.00716.79
8.0.210.0040.00416.92
8.0.200.0070.00016.89
8.0.190.0030.00616.99
8.0.180.0040.00416.95
8.0.170.0000.00716.96
8.0.160.0080.00016.99
8.0.150.0070.00016.72
8.0.140.0050.00516.92
8.0.130.0030.00313.30
8.0.120.0040.00416.80
8.0.110.0000.00716.82
8.0.100.0080.00016.95
8.0.90.0070.00016.73
8.0.80.0040.01116.91
8.0.70.0000.00816.86
8.0.60.0040.00416.86
8.0.50.0050.00316.79
8.0.30.0090.01116.97
8.0.20.0090.00817.40
8.0.10.0000.00717.04
8.0.00.0120.00816.61
7.4.330.0020.00216.77
7.4.320.0000.00616.59
7.4.300.0030.00516.47
7.4.290.0050.00316.54
7.4.280.0030.00516.49
7.4.270.0030.00616.48
7.4.260.0030.00316.44
7.4.250.0000.00816.53
7.4.240.0040.00416.46
7.4.230.0000.00716.33
7.4.220.0130.00716.42
7.4.210.0110.00316.60
7.4.200.0000.00816.33
7.4.160.0080.00816.47
7.4.150.0150.00317.40
7.4.140.0070.01017.86
7.4.130.0120.00516.47
7.4.120.0080.01016.44
7.4.110.0060.01316.37
7.4.100.0160.00616.44
7.4.90.0070.01016.66
7.4.80.0160.00619.39
7.4.70.0150.00316.33
7.4.60.0100.00616.63
7.4.50.0110.00316.45
7.4.40.0070.01016.56
7.4.30.0070.01516.43
7.4.00.0000.01514.95
7.3.330.0030.00213.08
7.3.320.0030.00313.23
7.3.310.0030.00516.11
7.3.300.0000.00716.24
7.3.290.0020.01216.24
7.3.280.0050.01216.29
7.3.270.0130.00617.40
7.3.260.0060.01616.34
7.3.250.0090.01016.29
7.3.240.0110.00816.42
7.3.230.0130.01116.39
7.3.210.0140.00316.57
7.3.200.0090.00819.39
7.3.190.0070.01016.43
7.3.180.0100.00716.34
7.3.170.0150.00416.35
7.3.160.0100.00716.46
7.2.330.0070.01016.38
7.2.320.0070.01116.48
7.2.310.0130.01016.57
7.2.300.0170.00316.35
7.2.290.0090.00916.24
7.2.60.0100.00316.64
7.2.00.0060.01219.43
7.1.200.0070.00715.79
7.1.100.0030.00917.96
7.1.70.0070.00016.74
7.1.60.0120.01219.27
7.1.50.0040.00816.54
7.1.00.0030.07322.57
7.0.200.0000.01016.79
7.0.60.1500.05019.91
7.0.50.0100.07717.97
7.0.40.0070.08720.11
7.0.30.0300.08020.21
7.0.20.0200.06020.30
7.0.10.0000.04720.06
7.0.00.0100.07320.30
5.6.280.0000.05020.91
5.6.210.1230.05720.66
5.6.200.0070.08718.15
5.6.190.0000.05020.50
5.6.180.0470.07020.61
5.6.170.0330.07320.55
5.6.160.0000.04320.43
5.6.150.0030.09018.18
5.6.140.0070.05018.15
5.6.130.0070.04318.24
5.6.120.0070.08721.14
5.6.110.0130.08021.11
5.6.100.0070.07321.04
5.6.90.0130.07021.09
5.6.80.0070.06720.36
5.5.350.0000.07020.44
5.5.340.0070.05718.05
5.5.330.0170.06720.27
5.5.320.0400.04020.24
5.5.310.0270.06020.27
5.5.300.0000.04317.96
5.5.290.0070.07317.94
5.5.280.0100.04720.73
5.5.270.0000.05020.82
5.5.260.0070.08320.81
5.5.250.0070.03720.69
5.5.240.0100.03020.00

preferences:
38.92 ms | 400 KiB | 5 Q