3v4l.org

run code in 300+ PHP versions simultaneously
<?php $consts = get_defined_constants(); $consts = array_keys($consts); usort($consts,function($a,$b){return strlen($a)<strlen($b);}); foreach($consts as $const){ echo strlen($const).": ".$const."\n"; }

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)
8.3.60.0110.00718.68
8.3.50.0190.00617.93
8.3.40.0150.01221.66
8.3.30.0140.00418.66
8.3.20.0070.01024.18
8.3.10.0070.00324.66
8.3.00.0060.00326.16
8.2.180.0110.00725.92
8.2.170.0090.00919.07
8.2.160.0140.00322.96
8.2.150.0070.00325.66
8.2.140.0040.00724.66
8.2.130.0000.01026.16
8.2.120.0030.00626.16
8.2.110.0080.00319.18
8.2.100.0040.01117.84
8.2.90.0100.00017.75
8.2.80.0030.00618.96
8.2.70.0070.00318.16
8.2.60.0070.00617.81
8.2.50.0080.00318.10
8.2.40.0000.01019.59
8.2.30.0060.00319.37
8.2.20.0030.00618.15
8.2.10.0030.00919.29
8.2.00.0060.00319.30
8.1.280.0090.01225.92
8.1.270.0000.00923.99
8.1.260.0130.01026.35
8.1.250.0030.00728.09
8.1.240.0040.00722.63
8.1.230.0040.01122.72
8.1.220.0060.00317.78
8.1.210.0030.00618.77
8.1.200.0000.01117.47
8.1.190.0030.00717.47
8.1.180.0030.00618.10
8.1.170.0030.00618.71
8.1.160.0060.00319.23
8.1.150.0040.00819.04
8.1.140.0030.00618.95
8.1.130.0030.00617.52
8.1.120.0090.00317.59
8.1.110.0030.00617.52
8.1.100.0060.00317.64
8.1.90.0060.00617.53
8.1.80.0000.01217.62
8.1.70.0060.00317.59
8.1.60.0070.00317.80
8.1.50.0070.00717.67
8.1.40.0060.00317.70
8.1.30.0030.00617.73
8.1.20.0030.00717.83
8.1.10.0000.01117.72
8.1.00.0000.00917.63
8.0.300.0070.00318.77
8.0.290.0000.01117.00
8.0.280.0030.00718.46
8.0.270.0030.00617.04
8.0.260.0130.01117.60
8.0.250.0040.00417.16
8.0.240.0030.00617.20
8.0.230.0000.00917.11
8.0.220.0030.00617.05
8.0.210.0040.00417.01
8.0.200.0000.00817.19
8.0.190.0040.00817.07
8.0.180.0030.00617.12
8.0.170.0000.01117.15
8.0.160.0030.00617.15
8.0.150.0000.00916.94
8.0.140.0050.00517.12
8.0.130.0070.00715.79
8.0.120.0070.00317.04
8.0.110.0030.00617.02
8.0.100.0030.00717.02
8.0.90.0040.00517.13
8.0.80.0160.00817.05
8.0.70.0060.00317.12
8.0.60.0060.00317.10
8.0.50.0030.00717.01
8.0.30.0180.01517.35
8.0.20.0130.01717.21
8.0.10.0030.00617.11
8.0.00.0170.01320.87
7.4.330.0120.00822.29
7.4.320.0000.00716.62
7.4.300.0060.00316.66
7.4.290.0030.00616.70
7.4.280.0060.00616.61
7.4.270.0030.00516.66
7.4.260.0000.00613.27
7.4.250.0000.00816.73
7.4.240.0040.00416.63
7.4.230.0030.00516.52
7.4.220.0080.00016.57
7.4.210.0080.01116.69
7.4.200.0030.00616.84
7.4.130.0220.00816.46
7.4.120.0200.01516.30
7.4.110.0180.01716.40
7.4.100.0150.01416.37
7.4.90.0190.01516.47
7.4.80.0240.01016.46
7.4.70.0190.01116.25
7.4.60.0170.01316.33
7.4.50.0220.01016.47
7.4.40.0140.01516.41
7.4.30.0210.00816.57
7.4.20.0160.01216.41
7.4.10.0190.01216.56
7.4.00.0200.00916.66
7.3.330.0050.00316.41
7.3.320.0040.00413.42
7.3.310.0000.00916.49
7.3.300.0050.00316.54
7.3.290.0090.01516.53
7.3.260.0230.00616.42
7.3.250.0180.01216.46
7.3.240.0170.01816.56
7.3.230.0150.01516.46
7.3.220.0170.00716.52
7.3.210.0140.01516.23
7.3.200.0200.00816.60
7.3.190.0250.01216.62
7.3.180.0140.01116.55
7.3.170.0190.01116.51
7.3.160.0140.01616.43
7.3.150.0180.01216.49
7.3.140.0200.01116.46
7.3.130.0170.01316.44
7.3.120.0080.01816.49
7.3.110.0220.01116.39
7.3.100.0160.01416.42
7.3.90.0210.01116.54
7.3.80.0190.00916.53
7.3.70.0140.01516.31
7.3.60.0160.01016.25
7.3.50.0200.01016.33
7.3.40.0120.02116.62
7.3.30.0260.00816.59
7.3.20.0250.01116.47
7.3.10.0190.01316.44
7.3.00.0150.01616.52
7.0.230.0080.00316.52

preferences:
50.65 ms | 401 KiB | 5 Q