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"; }

Abusive script

This script was stopped while abusing our resources

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)
8.3.110.0030.00720.94
8.3.100.0310.00227.04
8.3.90.0220.00732.15
8.3.80.0230.00628.45
8.3.70.0180.00727.98
8.3.60.0200.00927.21
8.3.50.0150.01124.62
8.3.40.0210.01129.82
8.3.30.0220.01228.02
8.3.20.0180.00830.86
8.3.10.0130.00831.10
8.3.00.0130.00731.85
8.2.230.0190.00322.58
8.2.220.0120.00430.80
8.2.210.0100.00532.15
8.2.200.0120.00328.21
8.2.190.0140.00627.08
8.2.180.0160.01023.33
8.2.170.0230.01230.25
8.2.160.0230.00530.25
8.2.150.0120.00731.60
8.2.140.0250.00331.10
8.2.130.0220.00531.85
8.2.120.0250.00329.28
8.2.110.0270.00829.00
8.2.100.0200.01628.32
8.2.90.0330.01337.54
8.2.80.0340.00937.54
8.2.70.0260.01337.54
8.2.60.0340.01037.54
8.2.50.0280.01937.54
8.2.40.0350.00737.54
8.2.30.0270.00937.54
8.2.20.0190.01637.54
8.2.10.0400.00637.54
8.2.00.0330.00737.54
8.1.290.0230.00834.19
8.1.280.0180.01231.73
8.1.270.0140.00826.48
8.1.260.0180.00731.94
8.1.250.0130.00632.81
8.1.240.0170.01323.31
8.1.230.0150.00228.12
8.1.220.0140.01137.54
8.1.210.0200.00037.54
8.1.200.0160.01637.54
8.1.190.0300.01037.54
8.1.180.0340.00337.54
8.1.170.0280.00737.54
8.1.160.0260.00337.54
8.1.150.0340.01337.54
8.1.140.0340.00837.54
8.1.130.0350.00937.54
8.1.120.0350.00837.54
8.1.110.0370.00737.54
8.1.100.0360.00737.54
8.1.90.0140.02437.54
8.1.80.0420.00737.54
8.1.70.0180.00437.54
8.1.60.0160.00524.33
8.1.50.0130.00724.26
8.1.40.0080.00922.64
8.1.30.0060.00822.73
8.1.20.0090.00622.71
8.1.10.0070.00922.58
8.1.00.0070.00722.57
8.0.300.0140.00537.54
8.0.290.0170.00437.54
8.0.280.0410.00337.54
8.0.270.0320.01037.54
8.0.260.0340.00837.54
8.0.250.0280.01437.54
8.0.240.0350.00737.54
8.0.230.0340.00337.54
8.0.220.0230.01237.54
8.0.210.0410.00037.54
8.0.200.0320.00737.54
8.0.190.0150.00723.92
8.0.180.0170.00523.85
8.0.170.0150.00522.09
8.0.160.0120.00722.10
8.0.150.0150.00522.08
8.0.140.0090.00922.08
8.0.130.0130.00519.42
8.0.120.0140.00519.91
8.0.110.0160.00319.92
8.0.100.0120.00819.94
8.0.90.0150.00519.89
8.0.80.0110.00918.36
8.0.70.0150.00519.94
8.0.60.0130.00519.89
8.0.50.0140.00619.87
8.0.30.0170.00719.97
8.0.20.0160.00620.01
8.0.10.0140.00619.99
8.0.00.0130.00519.99
7.4.330.0250.01537.54
7.4.320.0270.01237.54
7.4.300.0280.00937.54
7.4.290.0150.00623.58
7.4.280.0080.01121.91
7.4.270.0120.00721.90
7.4.260.0140.00619.63
7.4.250.0140.00619.59
7.4.240.0140.00819.67
7.4.230.0130.00719.63
7.4.220.0110.00719.32
7.4.210.0130.01018.98
7.4.200.0140.00719.64
7.4.190.0120.00920.22
7.4.180.0160.00620.21
7.4.160.0150.00720.17
7.4.150.0160.00620.13
7.4.140.0170.00620.03
7.4.130.0150.00819.50
7.4.120.0160.00819.54
7.4.110.0170.00619.53
7.4.100.0130.00919.63
7.4.90.0130.00719.58
7.4.80.0160.00519.53
7.4.70.0160.00719.50
7.4.60.0140.00919.57
7.4.50.0170.00619.46
7.4.40.0180.00619.43
7.4.30.0180.00719.53
7.4.20.0150.00819.54
7.4.10.0150.00719.61
7.4.00.0120.00819.60
7.3.330.0160.00619.51
7.3.320.0150.00519.09
7.3.310.0150.00619.48
7.3.300.0170.00419.45
7.3.290.0140.00718.85
7.3.280.0160.00619.93
7.3.270.0170.00519.97
7.3.260.0160.00619.49
7.3.250.0170.00719.51
7.3.240.0160.00719.45
7.3.230.0180.00619.44
7.3.220.0160.00919.39
7.3.210.0180.00719.36
7.3.200.0180.00519.44
7.3.190.0160.00719.51
7.3.180.0150.00719.46
7.3.170.0120.00819.46
7.3.160.0130.00619.46
7.3.150.0140.00619.42
7.3.140.0140.00519.46
7.3.130.0160.00419.41
7.3.120.0120.00819.41
7.3.110.0130.00619.42
7.3.100.0130.00919.36
7.3.90.0170.00519.61
7.3.80.0160.00619.46
7.3.70.0130.00719.46
7.3.60.0150.00419.46
7.3.50.0140.00519.51
7.3.40.0140.00519.53
7.3.30.0140.00519.55
7.3.20.0130.00620.77
7.3.10.0170.00620.69
7.3.00.0170.00720.71

preferences:
28.32 ms | 403 KiB | 5 Q