3v4l.org

run code in 300+ PHP versions simultaneously
<?php function tail_factorial($n, $acc = 1) { if ($n == 1) { return $acc; } return tail_factorial($n-1, $n * $acc); } echo tail_factorial(50000);

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)
8.3.60.0140.01125.50
8.3.50.0160.00625.16
8.3.40.0200.00326.82
8.3.30.0140.01027.04
8.3.20.0120.00030.08
8.3.10.0030.00631.69
8.3.00.0060.00331.52
8.2.180.0150.00625.26
8.2.170.0160.00627.07
8.2.160.0300.00028.35
8.2.150.0060.00627.48
8.2.140.0060.00628.82
8.2.130.0100.00030.36
8.2.120.0060.00628.84
8.2.110.0070.00430.18
8.2.100.0120.00626.09
8.2.90.0080.00426.47
8.2.80.0100.00326.41
8.2.70.0090.00326.18
8.2.60.0060.00625.75
8.2.50.0060.00626.59
8.2.40.0030.00928.83
8.2.30.0080.00429.02
8.2.20.0140.00026.29
8.2.10.0000.01326.38
8.2.00.0120.00026.25
8.1.280.0140.01825.92
8.1.270.0080.00430.56
8.1.260.0040.00728.00
8.1.250.0060.00330.36
8.1.240.0040.00731.98
8.1.230.0080.01129.24
8.1.220.0060.00626.04
8.1.210.0070.00727.16
8.1.200.0120.00325.60
8.1.190.0080.00425.50
8.1.180.0070.00725.88
8.1.170.0060.00626.99
8.1.160.0110.00027.04
8.1.150.0060.00628.43
8.1.140.0040.00825.77
8.1.130.0030.00927.14
8.1.120.0100.00325.52
8.1.110.0140.00425.60
8.1.100.0090.00325.58
8.1.90.0070.00725.68
8.1.80.0060.00625.70
8.1.70.0040.00725.54
8.1.60.0100.00325.82
8.1.50.0100.00625.74
8.1.40.0070.00725.73
8.1.30.0090.00325.84
8.1.20.0100.00325.66
8.1.10.0120.00025.69
8.1.00.0040.01125.55
8.0.300.0060.00628.34
8.0.290.0120.00024.88
8.0.280.0060.00626.49
8.0.270.0030.00925.30
8.0.260.0060.00824.86
8.0.250.0090.00325.06
8.0.240.0070.00724.88
8.0.230.0100.00324.96
8.0.220.0070.00724.79
8.0.210.0120.00024.79
8.0.200.0060.00624.86
8.0.190.0070.00724.76
8.0.180.0060.00625.00
8.0.170.0100.00324.89
8.0.160.0030.01024.92
8.0.150.0030.01024.84
8.0.140.0080.00424.74
8.0.130.0000.01021.38
8.0.120.0090.00324.87
8.0.110.0080.00424.75
8.0.100.0060.00624.77
8.0.90.0110.00024.70
8.0.80.0040.02124.82
8.0.70.0030.01024.85
8.0.60.0040.00824.79
8.0.50.0060.00624.76
8.0.30.0120.01524.94
8.0.20.0130.01725.14
8.0.10.0090.00325.07
8.0.00.0150.01525.02
7.4.330.0060.00321.95
7.4.320.0080.00324.59
7.4.300.0040.00724.58
7.4.290.0040.01124.57
7.4.280.0060.00624.64
7.4.270.0150.00324.56
7.4.260.0120.00024.59
7.4.250.0060.00624.46
7.4.240.0080.00424.62
7.4.230.0090.00324.34
7.4.220.0040.00824.41
7.4.210.0210.01024.37
7.4.200.0080.00424.49
7.4.160.0190.01124.50
7.4.140.0180.01524.54
7.4.130.0150.01224.69
7.4.120.0200.01024.56
7.4.110.0110.02124.62
7.4.100.0220.01324.56
7.4.90.0200.01024.43
7.4.80.0160.01324.62
7.4.70.0130.02224.56
7.4.60.0130.01324.58
7.4.50.0160.00924.37
7.4.40.0200.01724.53
7.4.00.0030.01922.96
7.3.330.0100.00321.48
7.3.320.0030.00721.52
7.3.310.0040.00824.40
7.3.300.0040.00824.23
7.3.290.0120.01224.37
7.3.280.0140.02024.38
7.3.260.0110.01824.49
7.3.250.0190.01224.49
7.3.240.0150.01524.45
7.3.230.0130.01424.42
7.3.210.0160.01224.63
7.3.200.0140.01424.43
7.3.190.0200.00724.55
7.3.180.0150.01224.46
7.3.170.0200.01324.43
7.3.160.0160.01224.48
7.3.10.0090.00624.45
7.3.00.0040.01124.72
7.2.330.0130.01924.68
7.2.320.0080.02124.88
7.2.310.0040.02524.82
7.2.300.0270.01024.72
7.2.290.0170.01424.86
7.2.130.0070.00724.58
7.2.120.0070.00724.82
7.2.110.0060.00924.63
7.2.100.0080.00824.66
7.2.90.0000.01524.84
7.2.80.0040.01224.91
7.2.70.0080.00824.84
7.2.60.0080.00724.74
7.2.50.0060.00924.94
7.2.40.0110.00424.89
7.2.30.0160.01425.83
7.2.20.0150.00925.85
7.2.10.0170.01325.85
7.2.00.0120.01725.98
7.1.250.0070.01023.67
7.1.200.0240.00423.16
7.1.150.0460.02125.57
7.1.140.0180.01525.31
7.1.130.0190.01925.28
7.1.120.0240.01925.85
7.1.110.0470.02024.98
7.1.100.0190.01625.27
7.1.90.0250.01424.79
7.1.80.0230.01824.91
7.1.70.5290.01524.18
7.1.60.0480.02042.30
7.1.50.0520.01841.88
7.1.40.0440.02641.60
7.1.30.0450.02241.50
7.1.20.0660.02141.72
7.1.10.0250.01723.49
7.1.00.0320.02023.66

preferences:
60.28 ms | 400 KiB | 5 Q