3v4l.org

run code in 300+ PHP versions simultaneously
<?php declare(strict_types=1); namespace Forum { class Message {} } namespace Messenger { class Message {} } namespace { $forumMessage = new Forum\Message; $messengerMessage = new Messenger\Message; var_dump($forumMessage::class); var_dump($messengerMessage::class); }

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)
8.5.10.0090.01016.68
8.5.00.0080.01119.88
8.4.150.0020.00014.05
8.4.140.0110.00917.38
8.4.130.0090.01118.03
8.4.120.0120.00820.65
8.4.110.0110.01020.49
8.4.100.0270.00919.25
8.4.90.0210.01019.91
8.4.80.0260.00718.47
8.4.70.0280.00618.69
8.4.60.0250.00919.24
8.4.50.0250.00618.89
8.4.40.0340.00718.22
8.4.30.0320.00818.05
8.4.20.0280.00817.69
8.4.10.0300.00917.62
8.3.280.0150.00720.04
8.3.270.0130.00716.73
8.3.260.0110.01016.47
8.3.250.0110.00818.66
8.3.240.0130.00416.56
8.3.230.0210.00617.48
8.3.220.0110.00318.60
8.3.210.0190.00417.56
8.3.200.0100.00517.43
8.3.190.0240.00618.38
8.3.180.0260.00817.59
8.3.170.0330.00817.38
8.3.160.0350.00616.80
8.3.150.0290.00716.69
8.3.140.0260.00916.68
8.3.130.0240.00716.86
8.3.120.0240.00716.99
8.3.110.0260.00717.05
8.3.100.0300.00623.02
8.3.90.0250.00717.78
8.3.80.0230.00516.89
8.3.70.0250.00616.62
8.3.60.0260.00716.54
8.3.50.0290.00716.84
8.3.40.0220.00917.60
8.3.30.0190.00717.65
8.3.20.0230.00518.26
8.3.10.0210.00618.25
8.3.00.0190.00718.69
8.2.290.0200.00918.83
8.2.280.0210.00918.59
8.2.270.0230.00717.14
8.2.260.0240.00516.87
8.2.250.0240.00616.74
8.2.240.0240.00516.71
8.2.230.0230.00817.29
8.2.220.0240.00717.58
8.2.210.0230.00817.74
8.2.200.0220.00616.92
8.2.190.0220.00716.64
8.2.180.0240.00417.73
8.2.170.0230.00917.76
8.2.160.0220.00618.32
8.2.150.0260.00418.56
8.2.140.0230.00618.25
8.2.130.0230.00618.48
8.2.120.0240.00518.05
8.2.110.0180.00619.04
8.2.100.0220.00617.61
8.2.90.0260.00517.76
8.2.80.0240.00617.73
8.2.70.0250.00617.50
8.2.60.0190.00517.56
8.2.50.0220.00617.64
8.2.40.0210.00717.92
8.2.30.0230.00717.68
8.2.20.0230.00517.56
8.2.10.0210.00717.70
8.2.00.0240.00517.74
8.1.330.0200.00718.98
8.1.320.0240.00718.36
8.1.310.0270.00516.29
8.1.300.0230.00716.39
8.1.290.0220.00817.90
8.1.280.0230.00817.25
8.1.270.0220.00618.17
8.1.260.0230.00518.27
8.1.250.0240.00518.63
8.1.240.0220.00618.06
8.1.230.0230.00717.53
8.1.220.0240.00717.33
8.1.210.0230.00617.33
8.1.200.0230.00617.22
8.1.190.0180.00817.21
8.1.180.0190.00717.33
8.1.170.0210.00817.44
8.1.160.0220.00717.46
8.1.150.0210.00517.50
8.1.140.0190.00617.43
8.1.130.0200.00517.19
8.1.120.0190.00917.47
8.1.110.0230.00517.38
8.1.100.0170.00817.44
8.1.90.0200.00617.46
8.1.80.0180.00717.36
8.1.70.0180.00617.46
8.1.60.0190.00817.56
8.1.50.0200.00517.48
8.1.40.0180.00817.53
8.1.30.0230.00517.62
8.1.20.0190.00617.59
8.1.10.0210.00717.43
8.1.00.0250.00517.30
8.0.300.0260.00616.66
8.0.290.0230.00616.41
8.0.280.0210.00516.68
8.0.270.0210.00516.53
8.0.260.0220.00416.46
8.0.250.0190.00616.65
8.0.240.0210.00616.69
8.0.230.0210.00616.65
8.0.220.0220.00616.54
8.0.210.0240.00716.68
8.0.200.0180.00416.73
8.0.190.0210.00516.65
8.0.180.0210.00616.66
8.0.170.0210.00616.66
8.0.160.0210.00616.62
8.0.150.0220.00716.58
8.0.140.0220.00516.58
8.0.130.0220.00616.62
8.0.120.0220.00816.61
8.0.110.0210.00616.57
8.0.100.0190.00616.64
8.0.90.0220.00516.66
8.0.80.0180.00716.65
8.0.70.0200.00616.60
8.0.60.0200.00616.63
8.0.50.0240.00516.58
8.0.30.0190.00716.64
8.0.20.0200.00616.74
8.0.10.0210.00616.82
8.0.00.0190.00616.77
7.4.330.0200.00616.07
7.4.320.0180.00616.23
7.4.300.0160.00416.28
7.4.290.0190.00316.29
7.4.280.0210.00516.33
7.4.270.0220.00516.31
7.4.260.0190.00716.27
7.4.250.0210.00616.25
7.4.240.0230.00616.24
7.4.230.0190.00516.27
7.4.220.0190.00416.29
7.4.210.0140.00616.32
7.4.200.0160.00416.32
7.4.190.0190.00516.28
7.4.180.0190.00516.28
7.4.160.0180.00516.28
7.4.150.0170.00516.29
7.4.140.0170.00716.21
7.4.130.0220.00416.15
7.4.120.0160.00716.13
7.4.110.0180.00516.12
7.4.100.0170.00616.19
7.4.90.0210.00516.17
7.4.80.0220.00516.19
7.4.70.0190.00416.12
7.4.60.0190.00616.13
7.4.50.0170.00716.08
7.4.40.0200.00515.99
7.4.30.0200.00516.19
7.4.20.0180.00616.14
7.4.10.0180.00616.08
7.4.00.0170.00616.12
7.3.330.0180.00616.11
7.3.320.0200.00516.07
7.3.310.0210.00416.06
7.3.300.0210.00516.13
7.3.290.0190.00516.12
7.3.280.0180.00616.07
7.3.270.0190.00616.06
7.3.260.0190.00616.10
7.3.250.0190.00616.08
7.3.240.0190.00616.09
7.3.230.0200.00716.00
7.3.220.0230.00616.07
7.3.210.0200.00716.07
7.3.200.0200.00516.07
7.3.190.0200.00716.04
7.3.180.0230.00416.03
7.3.170.0180.00516.03
7.3.160.0190.00816.02
7.3.150.0210.00516.12
7.3.140.0220.00516.07
7.3.130.0210.00615.97
7.3.120.0200.00516.08
7.3.110.0180.00615.95
7.3.100.0210.00515.97
7.3.90.0210.00416.27
7.3.80.0200.00416.04
7.3.70.0190.00616.09
7.3.60.0170.00616.16
7.3.50.0180.00516.17
7.3.40.0160.00616.13
7.3.30.0170.00616.15
7.3.20.0180.00617.52
7.3.10.0190.00617.43
7.3.00.0210.00517.46

preferences:
91.97 ms | 403 KiB | 5 Q