3v4l.org

run code in 300+ PHP versions simultaneously
<?php function is_even(int $n): bool { $fn = fn(int $nr, bool $not): bool => $nr === 0 ? !$not : $fn(($nr < 0 ? abs($nr) : $nr) - 1, !$not); return $fn($n); } 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)
8.3.60.0090.01216.88
8.3.50.0120.00618.05
8.3.40.0140.00418.86
8.3.30.0110.00318.79
8.3.20.0080.00024.18
8.3.10.0040.00424.66
8.3.00.0040.00426.16
8.2.180.0090.00625.92
8.2.170.0150.00618.96
8.2.160.0030.01722.96
8.2.150.0070.00025.66
8.2.140.0130.00724.66
8.2.130.0050.00326.16
8.2.120.0000.00826.35
8.2.110.0060.00321.13
8.2.100.0030.00917.84
8.2.90.0030.00517.74
8.2.80.0050.00318.86
8.2.70.0050.00317.50
8.2.60.0050.00317.63
8.2.50.0030.00618.05
8.2.40.0000.00718.33
8.2.30.0040.00418.16
8.2.20.0000.00718.04
8.2.10.0040.00419.39
8.2.00.0040.00419.31
8.1.280.0040.01125.92
8.1.270.0030.00623.99
8.1.260.0040.00428.09
8.1.250.0000.00828.09
8.1.240.0050.00519.44
8.1.230.0040.00720.96
8.1.220.0040.00418.54
8.1.210.0000.00818.77
8.1.200.0050.00317.43
8.1.190.0040.00417.23
8.1.180.0030.00518.10
8.1.170.0000.00818.59
8.1.160.0000.00818.85
8.1.150.0050.00218.89
8.1.140.0040.00418.98
8.1.130.0030.00320.12
8.1.120.0080.00017.49
8.1.110.0050.00217.40
8.1.100.0040.00417.37
8.1.90.0030.00517.43
8.1.80.0040.00417.48
8.1.70.0040.00417.48
8.1.60.0040.00417.67
8.1.50.0000.01117.48
8.1.40.0080.00017.39
8.1.30.0030.00517.70
8.1.20.0050.00517.67
8.1.10.0070.00017.57
8.1.00.0030.00617.42
8.0.300.0060.00318.77
8.0.290.0040.00416.75
8.0.280.0030.00320.28
8.0.270.0040.00418.08
8.0.260.0030.00320.18
8.0.250.0110.00016.97
8.0.240.0000.00816.96
8.0.230.0000.00716.89
8.0.220.0000.00716.89
8.0.210.0070.00016.89
8.0.200.0030.00316.96
8.0.190.0000.00817.04
8.0.180.0030.00317.01
8.0.170.0000.00917.01
8.0.160.0000.00716.88
8.0.150.0040.00416.93
8.0.140.0000.00716.83
8.0.130.0050.00013.38
8.0.120.0040.00416.94
8.0.110.0000.00716.97
8.0.100.0000.00816.82
8.0.90.0000.00716.95
8.0.80.0140.00216.91
8.0.70.0000.00716.84
8.0.60.0040.00416.90
8.0.50.0080.00016.83
8.0.30.0060.01216.76
8.0.20.0200.00817.22
8.0.10.0070.00017.22
8.0.00.0080.01116.79
7.4.330.0020.00215.55
7.4.320.0070.00016.48
7.4.300.0000.00616.51
7.4.290.0000.00716.52
7.4.280.0040.00416.42
7.4.270.0030.00316.50
7.4.260.0030.00313.25
7.4.250.0000.00816.61
7.4.240.0030.00316.55
7.4.230.0060.00316.72
7.4.220.0020.00516.41
7.4.210.0060.01016.65
7.4.200.0070.00016.42
7.4.130.0100.01116.49
7.4.120.0150.00816.68
7.4.110.0170.00316.45
7.4.100.0140.01016.59
7.4.90.0170.00016.62
7.4.80.0090.00916.48
7.4.70.0100.00716.43
7.4.60.0120.00416.50
7.4.50.0110.00516.36
7.4.40.0090.00616.53
7.4.30.0060.01016.70
7.4.20.0120.00616.21
7.4.10.0110.00716.65
7.4.00.0130.00316.61
7.3.330.0000.00615.99
7.3.320.0000.00513.07
7.3.310.0000.00716.25
7.3.300.0030.00316.01
7.3.290.0040.01216.17
7.3.280.0070.00716.17
7.3.260.0150.00316.26
7.3.230.0100.00716.26
7.3.210.0060.01116.16
7.3.200.0090.00616.21
7.3.190.0100.01016.07
7.3.180.0090.00616.23
7.3.170.0060.01016.12
7.3.160.0090.00616.21
7.3.150.0070.01016.18
7.3.140.0100.01416.11
7.3.130.0150.00316.00
7.3.120.0130.00516.22
7.3.110.0120.00816.35
7.3.100.0100.00916.05
7.3.90.0100.01016.08
7.3.80.0100.01016.18
7.3.70.0100.00616.02
7.3.60.0110.00616.31
7.3.50.0000.01616.10
7.3.40.0030.01316.03
7.3.30.0040.01316.28
7.3.20.0100.00716.14
7.3.10.0120.00916.27
7.3.00.0040.01816.29
7.2.330.0060.01216.28
7.2.320.0040.01116.12
7.2.310.0110.00516.38
7.2.300.0080.00816.20
7.2.290.0060.01016.46
7.2.280.0130.00316.45
7.2.270.0140.00316.29
7.2.260.0030.01316.44
7.2.250.0070.01316.39
7.2.240.0000.01616.50
7.2.230.0120.00916.16
7.2.220.0140.00716.12
7.2.210.0100.00716.23
7.2.200.0030.01316.48
7.2.190.0030.01516.39
7.2.180.0070.01016.14
7.2.170.0130.00316.32
7.2.160.0060.01016.20
7.2.150.0120.01216.48
7.2.140.0350.00616.34
7.2.130.0040.01816.45
7.2.120.0170.00716.18
7.2.110.0140.00516.40
7.2.100.0130.00916.25
7.2.90.0050.01116.45
7.2.80.0100.00716.52
7.2.70.0090.00916.27
7.2.60.0130.00416.30
7.2.50.0100.01016.35
7.2.40.0150.00416.59
7.2.30.0090.00916.42
7.2.20.0120.00616.34
7.2.10.0090.00816.41
7.2.00.0110.00716.43

preferences:
92.9 ms | 400 KiB | 5 Q