3v4l.org

run code in 300+ PHP versions simultaneously
<?php function is_even(int $n): bool { $fn = null; $fn = fn(int $nr, bool $not): bool => $nr === 0 ? !$not : $fn(($nr < 0 ? abs($nr) : $nr) - 1, !$not); return $fn($n, false); } for($i = -5; $i <= 12; $i++) { printf('is %d even? %s.%s', $i, is_even($i) ? 'yes': 'no', "\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)
8.3.60.0110.01118.68
8.3.50.0140.00718.14
8.3.40.0090.00918.82
8.3.30.0110.00418.73
8.3.20.0040.00424.18
8.3.10.0040.00424.66
8.3.00.0100.00026.16
8.2.180.0160.00325.92
8.2.170.0110.00419.13
8.2.160.0140.00722.96
8.2.150.0000.00725.66
8.2.140.0090.00024.66
8.2.130.0080.00026.16
8.2.120.0070.00026.35
8.2.110.0090.00922.10
8.2.100.0100.00517.61
8.2.90.0030.00517.75
8.2.80.0050.00318.75
8.2.70.0050.00317.75
8.2.60.0000.00817.63
8.2.50.0040.00418.05
8.2.40.0000.00718.13
8.2.30.0040.00418.09
8.2.20.0050.00218.09
8.2.10.0080.00019.21
8.2.00.0030.00619.35
8.1.280.0120.00325.92
8.1.270.0040.00423.99
8.1.260.0000.00728.09
8.1.250.0040.00428.09
8.1.240.0030.00723.96
8.1.230.0000.01117.67
8.1.220.0040.00418.55
8.1.210.0000.00818.77
8.1.200.0000.00817.54
8.1.190.0080.00017.23
8.1.180.0030.00518.10
8.1.170.0030.00618.50
8.1.160.0040.00418.83
8.1.150.0050.00318.91
8.1.140.0040.00418.88
8.1.130.0000.00720.16
8.1.120.0050.00317.39
8.1.110.0060.00317.45
8.1.100.0000.00917.47
8.1.90.0030.00617.46
8.1.80.0080.00317.39
8.1.70.0000.00717.36
8.1.60.0050.00317.60
8.1.50.0030.00617.59
8.1.40.0090.00017.62
8.1.30.0040.00417.69
8.1.20.0000.00817.63
8.1.10.0000.00817.58
8.1.00.0080.00017.53
8.0.300.0060.00318.77
8.0.290.0030.00616.88
8.0.280.0000.00720.32
8.0.270.0030.00318.11
8.0.260.0000.00620.16
8.0.250.0070.00316.95
8.0.240.0000.00716.89
8.0.230.0000.00716.92
8.0.220.0000.00716.97
8.0.210.0040.00416.95
8.0.200.0000.00717.00
8.0.190.0040.00417.00
8.0.180.0000.00816.91
8.0.170.0040.00416.94
8.0.160.0040.00416.93
8.0.150.0040.00416.86
8.0.140.0050.00216.85
8.0.130.0000.00613.47
8.0.120.0000.00716.95
8.0.110.0000.00816.90
8.0.100.0040.00416.87
8.0.90.0050.00217.04
8.0.80.0080.00916.86
8.0.70.0000.00816.88
8.0.60.0040.00416.95
8.0.50.0040.00416.95
8.0.30.0140.00316.92
8.0.20.0200.01317.30
8.0.10.0040.00417.02
8.0.00.0070.01116.65
7.4.330.0000.00415.55
7.4.320.0030.00316.60
7.4.300.0030.00316.63
7.4.290.0040.00416.52
7.4.280.0030.00516.61
7.4.270.0000.00716.54
7.4.260.0030.00313.36
7.4.250.0000.00816.50
7.4.240.0070.00016.47
7.4.230.0080.00016.71
7.4.220.0000.00716.59
7.4.210.0080.00916.65
7.4.200.0030.00316.60
7.4.130.0060.01116.52
7.4.120.0110.01116.86
7.4.110.0070.01716.53
7.4.100.0100.00716.66
7.4.90.0160.00716.68
7.4.80.0100.00716.61
7.4.70.0000.02116.40
7.4.60.0030.01316.54
7.4.50.0060.01216.66
7.4.40.0120.00916.71
7.4.30.0060.01116.41
7.4.20.0140.00316.67
7.4.10.0120.00616.57
7.4.00.0140.00716.66
7.3.330.0060.00316.16
7.3.320.0020.00213.01
7.3.310.0030.00316.13
7.3.300.0030.00316.17
7.3.290.0060.01016.12
7.3.280.0000.01516.21
7.3.260.0130.00616.39
7.3.230.0100.00716.18
7.3.210.0110.00716.20
7.3.200.0000.01616.18
7.3.190.0150.00616.14
7.3.180.0090.01216.07
7.3.170.0110.00516.14
7.3.160.0150.00616.30
7.3.150.0040.01216.20
7.3.140.0110.00516.32
7.3.130.0080.01116.23
7.3.120.0140.00716.21
7.3.110.0080.00816.24
7.3.100.0100.00716.14
7.3.90.0050.01116.20
7.3.80.0110.00516.34
7.3.70.0130.00316.29
7.3.60.0090.00616.21
7.3.50.0180.00016.12
7.3.40.0100.00616.01
7.3.30.0000.01516.23
7.3.20.0100.00716.06
7.3.10.0130.00316.33
7.3.00.0070.01016.10
7.2.330.0120.00616.29
7.2.320.0070.01016.40
7.2.310.0120.01216.30
7.2.300.0100.00616.22
7.2.290.0070.01416.23
7.2.280.0080.00816.38
7.2.270.0070.01016.58
7.2.260.0000.01616.23
7.2.250.0080.00816.33
7.2.240.0090.00816.41
7.2.230.0100.00716.38
7.2.220.0030.01416.54
7.2.210.0000.01716.34
7.2.200.0070.01016.47
7.2.190.0100.00716.21
7.2.180.0060.01216.49
7.2.170.0030.01316.21
7.2.160.0120.00616.34
7.2.150.0060.01216.24
7.2.140.0140.00416.35
7.2.130.0140.00516.45
7.2.120.0110.01316.25
7.2.110.0100.01016.18
7.2.100.0090.00816.43
7.2.90.0240.00716.21
7.2.80.0070.01416.39
7.2.70.0110.00716.36
7.2.60.0040.01516.36
7.2.50.0150.00316.26
7.2.40.0060.01916.49
7.2.30.0030.01516.60
7.2.20.0160.00416.52
7.2.10.0090.01516.31
7.2.00.0110.00616.30

preferences:
63.16 ms | 401 KiB | 5 Q