3v4l.org

run code in 300+ PHP versions simultaneously
<?php $consts = get_defined_constants(); $consts = array_keys($consts); usort($consts,function($a,$b){return strlen($b) <=> strlen($a);}); foreach($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)
8.3.60.0150.00917.00
8.3.50.0070.01017.99
8.3.40.0120.00921.69
8.3.30.0140.00921.90
8.3.20.0080.00923.83
8.3.10.0070.00824.17
8.3.00.0070.01023.35
8.2.180.0070.01118.54
8.2.170.0140.00719.85
8.2.160.0150.00922.66
8.2.150.0100.00822.43
8.2.140.0090.00822.66
8.2.130.0140.00423.40
8.2.120.0120.00322.93
8.2.110.0120.00420.70
8.2.100.0080.00819.21
8.2.90.0150.01118.91
8.2.80.0180.00719.47
8.2.70.0200.01018.84
8.2.60.0120.00919.16
8.2.50.0150.00819.52
8.2.40.0190.00918.87
8.2.30.0160.01318.82
8.2.20.0140.00718.78
8.2.10.0140.01018.87
8.2.00.0100.01318.75
8.1.280.0160.00625.92
8.1.270.0080.00623.18
8.1.260.0070.00725.91
8.1.250.0050.00925.96
8.1.240.0040.01119.52
8.1.230.0070.00720.13
8.1.220.0190.00020.65
8.1.210.0160.00320.47
8.1.200.0070.01120.58
8.1.190.0070.01120.54
8.1.180.0100.01020.34
8.1.170.0160.00320.54
8.1.160.0100.01720.26
8.1.150.0100.01320.60
8.1.140.0070.01420.48
8.1.130.0130.01020.60
8.1.120.0090.01220.17
8.1.110.0140.00720.38
8.1.100.0090.00921.60
8.1.90.0060.01320.20
8.1.80.0040.01421.47
8.1.70.0110.00720.45
8.1.60.0130.00620.46
8.1.50.0150.00518.02
8.1.40.0120.00618.08
8.1.30.0110.00618.14
8.1.20.0150.00418.54
8.1.10.0150.00518.00
8.1.00.0140.00417.96
8.0.300.0100.01017.90
8.0.290.0150.01218.20
8.0.280.0210.00917.93
8.0.270.0150.00717.87
8.0.260.0300.01018.01
8.0.250.0200.01018.05
8.0.240.0220.00717.84
8.0.230.0230.00317.91
8.0.220.0260.00417.98
8.0.210.0200.01017.86
8.0.200.0300.00317.92
8.0.190.0220.01418.01
8.0.180.0070.00717.34
8.0.170.0160.00617.39
8.0.160.0120.00617.21
8.0.150.0180.00417.24
8.0.140.0140.00517.09
8.0.130.0120.00616.31
8.0.120.0160.00617.23
8.0.110.0110.00717.26
8.0.100.0140.00517.26
8.0.90.0120.00717.09
8.0.80.0120.01017.14
8.0.70.0110.00517.51
8.0.60.0110.00717.12
8.0.50.0130.00617.19
8.0.30.0140.00817.11
8.0.20.0110.01117.19
8.0.10.0100.01217.25
8.0.00.0100.01117.34
7.4.330.0210.00917.66
7.4.320.0200.01017.69
7.4.300.0290.01017.55
7.4.290.0250.00417.19
7.4.280.0150.00817.08
7.4.270.0180.00516.99
7.4.260.0180.00416.15
7.4.250.0240.00416.92
7.4.240.0230.00416.91
7.4.230.0140.01016.90
7.4.220.0120.00816.76
7.4.210.0130.00816.75
7.4.200.0130.00616.86
7.4.190.0130.00717.02
7.4.180.0150.00817.09
7.4.160.0140.00916.84
7.4.150.0130.00916.75
7.4.140.0140.00716.71
7.4.130.0140.01016.65
7.4.120.0110.01016.66
7.4.110.0120.00816.66
7.4.100.0110.01016.71
7.4.90.0110.00916.68
7.4.80.0120.00916.64
7.4.70.0120.01016.65
7.4.60.0140.00816.67
7.4.50.0120.01016.63
7.4.40.0110.01016.69
7.4.30.0130.01116.95
7.4.20.0100.01216.69
7.4.10.0110.01016.71
7.4.00.0110.01016.75
7.3.330.0140.00716.63
7.3.320.0170.00515.90
7.3.310.0130.00716.84
7.3.300.0150.00616.92
7.3.290.0100.00916.56
7.3.280.0110.00916.55
7.3.270.0110.00916.54
7.3.260.0120.01016.58
7.3.250.0140.00716.57
7.3.240.0110.00916.57
7.3.230.0120.01016.58
7.3.220.0110.01116.53
7.3.210.0110.01116.50
7.3.200.0110.01016.54
7.3.190.0130.00916.50
7.3.180.0110.01016.54
7.3.170.0110.00816.61
7.3.160.0110.01116.55
7.3.150.0140.00816.54
7.3.140.0120.01116.50
7.3.130.0130.00916.57
7.3.120.0120.01016.56
7.3.110.0110.01016.49
7.3.100.0130.00916.48
7.3.90.0140.00916.73
7.3.80.0120.00916.54
7.3.70.0120.01016.61
7.3.60.0100.01116.61
7.3.50.0140.00916.60
7.3.40.0130.01016.56
7.3.30.0140.00816.56
7.3.20.0180.01216.94
7.3.10.0120.00916.89
7.3.00.0130.00916.91

preferences:
47.27 ms | 401 KiB | 5 Q