3v4l.org

run code in 300+ PHP versions simultaneously
<?php declare(strict_types=1); namespace Forum; class Message {} namespace Messenger; class Message {} $forumMessage = new \Forum\Message; $messengerMessage = new \Messenger\Message; $date = new DateTime(); var_dump($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)
8.5.10.0150.01016.54
8.5.00.0110.01219.90
8.4.150.0030.00014.05
8.4.140.0150.00717.75
8.4.130.0250.00717.83
8.4.120.0050.00320.67
8.4.110.0140.00618.15
8.4.100.0130.00818.04
8.4.90.0150.00520.38
8.4.80.0130.01019.24
8.4.70.0110.01018.83
8.4.60.0060.00218.73
8.4.50.0210.00918.53
8.4.40.0120.00818.33
8.4.30.0240.01118.12
8.4.20.0280.00717.91
8.4.10.0320.00617.51
8.3.280.0110.00820.67
8.3.270.0140.00616.61
8.3.260.0110.00816.64
8.3.250.0130.00618.76
8.3.240.0120.00616.61
8.3.230.0140.00616.55
8.3.220.0110.00818.66
8.3.210.0080.00519.04
8.3.200.0090.01016.70
8.3.190.0060.01217.16
8.3.180.0100.00816.63
8.3.170.0120.00918.78
8.3.160.0250.00716.82
8.3.150.0310.00516.49
8.3.140.0300.00616.47
8.3.130.0290.00516.39
8.3.120.0210.00716.87
8.3.110.0280.00517.01
8.3.100.0310.00726.73
8.3.90.0260.00721.71
8.3.80.0250.00721.88
8.3.70.0260.00821.55
8.3.60.0210.00820.97
8.3.50.0220.00621.12
8.3.40.0210.00721.66
8.3.30.0230.00721.35
8.3.20.0210.00822.42
8.3.10.0200.00822.48
8.3.00.0170.00722.28
8.2.290.0050.00316.94
8.2.280.0100.00918.28
8.2.270.0220.00917.00
8.2.260.0250.00916.67
8.2.250.0210.00716.96
8.2.240.0240.00416.93
8.2.230.0210.00817.55
8.2.220.0250.00322.49
8.2.210.0210.00521.73
8.2.200.0250.00621.81
8.2.190.0220.00721.60
8.2.180.0230.00521.39
8.2.170.0250.00421.36
8.2.160.0220.00621.84
8.2.150.0220.00722.11
8.2.140.0210.00622.26
8.2.130.0220.00622.39
8.2.120.0210.00622.15
8.2.110.0190.00621.88
8.2.100.0210.00721.28
8.2.90.0200.00720.97
8.2.80.0220.00820.97
8.2.70.0230.00630.31
8.2.60.0200.00623.61
8.2.50.0180.00622.97
8.2.40.0190.00624.15
8.2.30.0200.00624.09
8.2.20.0200.00624.25
8.2.10.0170.00622.97
8.2.00.0190.00723.68
8.1.330.0120.00816.11
8.1.320.0050.00416.32
8.1.310.0260.01116.74
8.1.300.0200.00916.15
8.1.290.0190.01123.14
8.1.280.0230.00620.87
8.1.270.0210.00622.05
8.1.260.0220.00622.42
8.1.250.0220.00522.41
8.1.240.0180.00821.30
8.1.230.0200.00820.88
8.1.220.0200.00720.80
8.1.210.0190.00721.05
8.1.200.0190.00624.19
8.1.190.0200.00524.12
8.1.180.0190.00624.05
8.1.170.0180.00724.09
8.1.160.0190.00524.13
8.1.150.0200.00524.11
8.1.140.0180.00824.00
8.1.130.0170.00623.43
8.1.120.0180.00523.12
8.1.110.0160.00622.94
8.1.100.0160.00622.76
8.1.90.0130.00722.34
8.1.80.0160.00521.83
8.1.70.0170.00522.13
8.1.60.0150.00721.41
8.1.50.0150.00721.72
8.1.40.0160.00621.61
8.1.30.0150.00520.69
8.1.20.0160.00620.86
8.1.10.0170.00620.87
8.1.00.0170.00621.01
8.0.300.0200.00420.66
8.0.290.0200.00623.80
8.0.280.0200.00523.69
8.0.270.0190.00523.57
8.0.260.0170.00522.92
8.0.250.0170.00522.73
8.0.240.0180.00622.52
8.0.230.0170.00622.31
8.0.220.0190.00522.15
8.0.210.0170.00521.72
8.0.200.0160.00521.40
8.0.190.0170.00621.67
8.0.180.0180.00521.56
8.0.170.0170.00521.38
8.0.160.0160.00520.99
8.0.150.0150.00620.97
8.0.140.0140.00720.58
8.0.130.0140.00620.11
8.0.120.0170.00520.22
8.0.110.0140.00519.94
8.0.100.0120.00519.57
8.0.90.0130.00419.31
8.0.80.0120.00519.55
8.0.70.0130.00419.58
8.0.60.0120.00619.59
8.0.50.0130.00519.56
8.0.30.0140.00519.48
8.0.20.0130.00519.60
8.0.10.0150.00519.65
8.0.00.0110.00519.75
7.4.330.0180.00522.23
7.4.320.0160.00521.70
7.4.300.0160.00521.47
7.4.290.0170.00521.29
7.4.280.0160.00520.64
7.4.270.0150.00520.24
7.4.260.0170.00420.00
7.4.250.0160.00419.92
7.4.240.0150.00519.67
7.4.230.0140.00419.24
7.4.220.0110.00519.24
7.4.210.0130.00419.27
7.4.200.0130.00419.25
7.4.190.0130.00419.33
7.4.180.0120.00519.32
7.4.160.0130.00519.21
7.4.150.0140.00319.18
7.4.140.0120.00519.17
7.4.130.0130.00419.07
7.4.120.0130.00519.05
7.4.110.0140.00519.11
7.4.100.0120.00619.22
7.4.90.0130.00519.07
7.4.80.0120.00519.08
7.4.70.0130.00519.05
7.4.60.0130.00519.07
7.4.50.0130.00519.02
7.4.40.0130.00519.09
7.4.30.0130.00519.11
7.4.20.0130.00419.07
7.4.10.0140.00419.07
7.4.00.0120.00519.08
7.3.330.0160.00420.00
7.3.320.0170.00519.94
7.3.310.0160.00519.50
7.3.300.0140.00419.16
7.3.290.0140.00419.18
7.3.280.0140.00519.14
7.3.270.0130.00519.09
7.3.260.0140.00419.09
7.3.250.0130.00519.11
7.3.240.0140.00419.05
7.3.230.0140.00419.14
7.3.220.0130.00519.02
7.3.210.0130.00519.02
7.3.200.0130.00519.04
7.3.190.0140.00419.01
7.3.180.0130.00518.76
7.3.170.0140.00419.05
7.3.160.0140.00419.02
7.3.150.0140.00419.02
7.3.140.0130.00619.09
7.3.130.0140.00419.02
7.3.120.0140.00419.00
7.3.110.0130.00518.98
7.3.100.0130.00519.01
7.3.90.0130.00519.24
7.3.80.0130.00519.04
7.3.70.0130.00519.06
7.3.60.0140.00419.10
7.3.50.0140.00419.08
7.3.40.0130.00519.08
7.3.30.0140.00419.11
7.3.20.0150.00520.20
7.3.10.0150.00420.13
7.3.00.0150.00520.13

preferences:
113.58 ms | 403 KiB | 5 Q