3v4l.org

run code in 300+ PHP versions simultaneously
<?php $births = [1997, 1997, 1997, 1998, 1999]; $deaths = [1998, 1999]; $years = []; foreach ($births as $year) { if (!isset($years[$year])) $years[$year] = 0; $years[$year]++; } foreach ($deaths as $year) { if (!isset($years[$year])) $years[$year] = 0; $years[$year]--; } ksort($years); $acc = 0; $maxYear = null; $maxYearValue = null; foreach ($years as $year => $value) { if ($acc !== 0) { $years[$year] = $value + $acc; } $acc = $acc + $value; if ($acc > $maxYearValue) { $maxYear = $year; $maxYearValue = $acc; } } var_dump($years, $maxYear, $maxYearValue);

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)
8.3.60.0140.00416.50
8.3.50.0140.00316.55
8.3.40.0110.00718.72
8.3.30.0090.00918.76
8.3.20.0040.00422.79
8.3.10.0080.00020.19
8.3.00.0040.00420.80
8.2.180.0120.00918.29
8.2.170.0140.00022.96
8.2.160.0070.00721.89
8.2.150.0070.00324.18
8.2.140.0000.00724.66
8.2.130.0000.00726.16
8.2.120.0070.00026.16
8.2.110.0090.00022.21
8.2.100.0040.00717.91
8.2.90.0030.00617.75
8.2.80.0050.00319.30
8.2.70.0040.00417.50
8.2.60.0080.00017.75
8.2.50.0040.00418.05
8.2.40.0080.00018.16
8.2.30.0000.00719.48
8.2.20.0000.00718.13
8.2.10.0030.00621.15
8.2.00.0030.00319.22
8.1.280.0060.01625.92
8.1.270.0050.00322.25
8.1.260.0000.00826.35
8.1.250.0030.00528.09
8.1.240.0030.00623.97
8.1.230.0050.00619.02
8.1.220.0030.00617.88
8.1.210.0000.01318.77
8.1.200.0030.00617.36
8.1.190.0080.00317.00
8.1.180.0000.00818.10
8.1.170.0040.00417.62
8.1.160.0040.00419.02
8.1.150.0000.00718.95
8.1.140.0030.00718.81
8.1.130.0000.00720.05
8.1.120.0040.00417.47
8.1.110.0030.00517.45
8.1.100.0000.00717.33
8.1.90.0040.00417.31
8.1.80.0050.00317.50
8.1.70.0030.00317.38
8.1.60.0030.00617.65
8.1.50.0040.00417.54
8.1.40.0050.00317.41
8.1.30.0040.00417.75
8.1.20.0030.00717.49
8.1.10.0050.00317.58
8.1.00.0040.00417.34
8.0.300.0050.00319.59
8.0.290.0000.00816.75
8.0.280.0070.00018.45
8.0.270.0070.00018.06
8.0.260.0030.00319.99
8.0.250.0050.00216.95
8.0.240.0030.00316.86
8.0.230.0030.00316.87
8.0.220.0000.00716.89
8.0.210.0040.00416.94
8.0.200.0000.00816.89
8.0.190.0000.00816.98
8.0.180.0060.00316.91
8.0.170.0000.00816.91
8.0.160.0080.00016.86
8.0.150.0000.00716.91
8.0.140.0040.00416.82
8.0.130.0060.00013.30
8.0.120.0080.00016.85
8.0.110.0000.00716.85
8.0.100.0030.00516.89
8.0.90.0030.00616.85
8.0.80.0020.01416.88
8.0.70.0040.00416.75
8.0.60.0050.00216.84
8.0.50.0040.00416.80
8.0.30.0100.00717.20
8.0.20.0110.00816.99
8.0.10.0000.00817.05
8.0.00.0110.00716.88
7.4.330.0000.00615.55
7.4.320.0030.00316.53
7.4.300.0000.00616.58
7.4.290.0000.00816.57
7.4.280.0000.00716.63
7.4.270.0040.00416.61
7.4.260.0050.00013.29
7.4.250.0000.00816.48
7.4.240.0040.00316.64
7.4.230.0000.00716.71
7.4.220.0020.00516.50
7.4.210.0070.01016.58
7.4.200.0040.00416.54
7.4.130.0050.01316.53
7.4.120.0100.00716.54
7.4.110.0100.00616.72
7.4.100.0090.00916.45
7.4.90.0050.01116.62
7.4.80.0150.00319.39
7.4.70.0000.01716.28
7.4.60.0180.00316.50
7.4.50.0030.01416.34
7.4.40.0160.00016.62
7.4.20.0070.01016.42
7.4.10.0070.01016.37
7.4.00.0070.01016.45
7.3.330.0030.00316.42
7.3.320.0000.00513.16
7.3.310.0040.00416.29
7.3.300.0030.00316.31
7.3.290.0080.00816.32
7.3.280.0040.01816.28
7.3.260.0080.00816.31
7.3.240.0090.00816.40
7.3.230.0070.01116.63
7.3.210.0090.00916.28
7.3.200.0160.00616.59
7.3.190.0100.01016.63
7.3.180.0090.01216.60
7.3.170.0130.00916.35
7.3.160.0030.01416.37
7.3.140.0070.01316.31
7.3.130.0110.00516.57
7.3.120.0040.01216.25
7.3.110.0130.00716.56
7.3.100.0190.00616.22
7.3.90.0060.01316.21
7.3.80.0120.00616.63
7.3.70.0120.00916.28
7.3.60.0070.01016.42
7.3.50.0040.01116.48
7.3.40.0070.01116.30
7.3.30.0140.00616.33
7.3.20.0120.00916.37
7.3.10.0100.00716.45
7.3.00.0100.00916.45
7.2.330.0060.01216.32
7.2.320.0110.00716.32
7.2.310.0080.00916.86
7.2.300.0100.01316.71
7.2.290.0090.00916.68
7.2.270.0030.01516.66
7.2.260.0110.00516.61
7.2.250.0140.01216.78
7.2.240.0060.01316.50
7.2.230.0030.01416.55
7.2.220.0120.00816.91
7.2.210.0120.00616.40
7.2.200.0110.01116.46
7.2.190.0070.01716.52
7.2.180.0030.01616.51
7.2.170.0130.00416.71
7.2.160.0150.00616.63
7.2.150.0040.01716.66
7.2.140.0100.00716.76
7.2.130.0120.00616.65
7.2.120.0070.01416.56
7.2.110.0100.01216.57
7.2.100.0120.00916.72
7.2.90.0060.01716.78
7.2.80.0130.01016.74
7.2.70.0220.01216.70
7.2.60.0080.01116.57
7.2.50.0080.01116.69
7.2.40.0170.00316.71
7.2.30.0100.01316.65
7.2.20.0090.00916.54
7.2.10.0080.00816.78
7.2.00.0140.00516.69

preferences:
54.53 ms | 400 KiB | 5 Q