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) { $acc = $acc + $value; if ($acc > $maxYearValue) { $maxYear = $year; $maxYearValue = $acc; } } var_dump($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)
8.3.60.0140.00416.75
8.3.50.0060.01316.73
8.3.40.0040.01118.92
8.3.30.0120.00318.45
8.3.20.0040.00422.68
8.3.10.0000.00820.39
8.3.00.0040.00420.70
8.2.180.0100.00718.41
8.2.170.0090.00922.96
8.2.160.0110.00322.12
8.2.150.0030.00724.18
8.2.140.0050.00224.66
8.2.130.0000.00826.16
8.2.120.0040.00426.16
8.2.110.0000.01020.47
8.2.100.0070.00417.91
8.2.90.0030.00517.73
8.2.80.0030.00618.83
8.2.70.0000.00817.92
8.2.60.0060.00318.22
8.2.50.0050.00219.34
8.2.40.0030.00521.05
8.2.30.0050.00319.24
8.2.20.0040.00418.06
8.2.10.0000.00721.09
8.2.00.0070.00019.31
8.1.280.0180.00425.92
8.1.270.0090.00022.12
8.1.260.0080.00026.35
8.1.250.0080.00028.09
8.1.240.0070.01323.89
8.1.230.0070.00420.88
8.1.220.0080.00017.74
8.1.210.0060.00318.77
8.1.200.0070.00317.35
8.1.190.0040.00417.23
8.1.180.0040.00419.09
8.1.170.0060.00318.65
8.1.160.0050.00319.05
8.1.150.0000.00719.02
8.1.140.0000.00817.49
8.1.130.0070.00020.19
8.1.120.0040.00417.48
8.1.110.0030.00617.50
8.1.100.0080.00017.48
8.1.90.0040.00417.51
8.1.80.0040.00417.36
8.1.70.0070.00017.44
8.1.60.0040.00417.63
8.1.50.0030.00617.55
8.1.40.0040.00417.42
8.1.30.0060.00317.68
8.1.20.0030.00817.68
8.1.10.0050.00317.64
8.1.00.0000.00717.40
8.0.300.0030.00618.77
8.0.290.0000.00816.63
8.0.280.0000.00718.39
8.0.270.0050.00216.87
8.0.260.0030.00319.99
8.0.250.0030.00316.89
8.0.240.0030.00316.88
8.0.230.0070.00016.99
8.0.220.0000.00716.80
8.0.210.0000.00716.80
8.0.200.0040.00417.03
8.0.190.0080.00016.86
8.0.180.0040.00416.92
8.0.170.0040.00417.00
8.0.160.0070.00016.92
8.0.150.0030.00316.82
8.0.140.0000.00716.88
8.0.130.0050.00013.30
8.0.120.0060.00316.90
8.0.110.0000.00716.85
8.0.100.0000.00716.79
8.0.90.0050.00416.81
8.0.80.0140.00716.94
8.0.70.0030.00516.75
8.0.60.0040.00416.87
8.0.50.0000.00716.76
8.0.30.0040.01217.23
8.0.20.0070.01117.12
8.0.10.0000.00716.92
8.0.00.0110.01116.86
7.4.330.0060.00015.55
7.4.320.0030.00316.59
7.4.300.0000.00716.63
7.4.290.0040.00416.51
7.4.280.0000.00816.61
7.4.270.0000.00716.45
7.4.260.0000.00513.27
7.4.250.0040.00416.48
7.4.240.0010.00716.58
7.4.230.0000.00716.52
7.4.220.0060.00216.71
7.4.210.0090.00816.55
7.4.200.0030.00316.62
7.4.130.0120.00516.42
7.4.120.0110.00616.45
7.4.110.0030.01316.30
7.4.100.0080.00816.51
7.4.90.0130.00716.50
7.4.80.0120.00919.39
7.4.70.0100.00716.41
7.4.60.0060.01016.48
7.4.50.0060.01016.53
7.4.40.0110.00516.55
7.4.20.0070.01016.40
7.4.10.0110.00716.47
7.4.00.0100.01016.46
7.3.330.0050.00316.21
7.3.320.0060.00013.18
7.3.310.0030.00316.49
7.3.300.0030.00316.37
7.3.290.0040.01316.36
7.3.280.0060.00916.33
7.3.260.0140.00316.66
7.3.240.0110.00916.36
7.3.230.0110.00716.41
7.3.210.0120.00816.43
7.3.200.0070.01016.35
7.3.190.0050.01916.27
7.3.180.0060.00916.51
7.3.170.0030.01616.25
7.3.160.0130.00316.37
7.3.140.0070.01016.64
7.3.130.0090.00616.40
7.3.120.0090.01316.35
7.3.110.0060.00916.34
7.3.100.0000.02016.28
7.3.90.0100.00716.49
7.3.80.0120.00616.32
7.3.70.0130.00316.49
7.3.60.0090.01216.34
7.3.50.0080.01316.53
7.3.40.0170.00316.39
7.3.30.0110.01316.43
7.3.20.0080.01116.32
7.3.10.0100.01016.37
7.3.00.0100.01016.39
7.2.330.0090.00816.51
7.2.320.0110.00716.89
7.2.310.0080.00816.81
7.2.300.0070.01516.59
7.2.290.0150.00316.46
7.2.270.0120.00316.46
7.2.260.0080.00816.62
7.2.250.0000.02216.75
7.2.240.0130.00916.84
7.2.230.0090.01216.70
7.2.220.0090.00916.53
7.2.210.0120.00616.79
7.2.200.0110.00616.57
7.2.190.0130.00916.52
7.2.180.0130.00316.55
7.2.170.0180.00316.54
7.2.160.0110.00616.52
7.2.150.0090.01216.64
7.2.140.0120.00916.50
7.2.130.0070.01016.62
7.2.120.0040.01416.59
7.2.110.0100.00716.67
7.2.100.0100.00816.64
7.2.90.0160.00516.57
7.2.80.0090.00916.75
7.2.70.0000.01916.70
7.2.60.0100.01016.77
7.2.50.0140.00316.61
7.2.40.0100.00916.87
7.2.30.0170.01016.70
7.2.20.0120.00916.53
7.2.10.0190.00616.62
7.2.00.0070.01816.64

preferences:
35.38 ms | 400 KiB | 5 Q