3v4l.org

run code in 300+ PHP versions simultaneously
<?php $bookings = [ '2017-02-03', '2017-02-24', '2017-04-01', '2017-04-02', '2017-04-03', '2017-04-04', '2017-04-05', '2017-04-06', '2017-04-07', '2017-04-08', '2017-04-09', '2017-04-10', '2017-04-11', '2017-04-12', '2017-04-13', '2017-04-14', '2017-04-15', '2017-04-16', '2017-04-17', '2017-04-18', '2017-04-19', '2017-04-20', '2017-04-21', '2017-04-22', '2017-04-23', '2017-04-24', '2017-04-25', '2017-04-26', '2017-04-27', '2017-04-28', '2017-04-29', '2017-04-30', ]; $date = '2017-02-15'; $end = '2017-05-07'; function isBooked(array &$bookings, string $date): bool { foreach ($bookings as $i => $taken) { if ($date > $taken) { unset($bookings[$i]); } else { return $date === $taken; } } return false; } $result = []; $temp = []; while ($date <= $end) { $exclude = isBooked($bookings, $date); if ($temp) { if ($exclude) { $result[] = implode(' to ', $temp); $temp = []; } elseif ($date != date('Y-m-d', strtotime($temp[1] . ' +1 day'))) { $result[] = implode(' to ', $temp); $temp = [$date, $date]; } else { $temp[1] = $date; } } elseif (!$exclude) { $temp = [$date, $date]; } $date = date('Y-m-d', strtotime($date . ' +1 day')); } if ($temp) { $result[] = implode(' to ', $temp); } var_export($result);

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)
8.5.30.0090.00919.33
8.5.20.0080.01018.76
8.5.10.0090.01016.88
8.5.00.0170.00519.95
8.4.180.0130.01024.03
8.4.170.0120.01020.60
8.4.160.0110.01720.71
8.4.150.0090.00316.92
8.4.140.0140.00817.89
8.4.130.0110.01118.70
8.4.120.0110.00924.16
8.4.110.0090.01319.06
8.4.100.0070.00219.16
8.4.90.0070.00820.93
8.4.80.0090.00820.71
8.4.70.0060.00220.79
8.4.60.0140.00718.72
8.4.50.0130.01018.84
8.4.40.0130.01017.42
8.4.30.0120.00818.88
8.4.20.0150.00617.97
8.4.10.0040.00419.44
8.3.300.0070.01020.88
8.3.290.0060.00420.98
8.3.280.0120.00918.63
8.3.270.0140.00716.65
8.3.260.0050.00516.62
8.3.250.0120.00718.82
8.3.240.0140.00617.08
8.3.230.0110.00916.61
8.3.220.0040.00418.94
8.3.210.0090.01018.57
8.3.200.0060.00316.92
8.3.190.0110.00917.38
8.3.180.0110.00519.04
8.3.170.0160.00318.93
8.3.160.0090.00917.23
8.3.150.0110.00917.60
8.3.140.0130.00617.51
8.3.130.0030.00618.55
8.3.120.0030.00620.98
8.3.110.0050.00520.94
8.3.100.0060.00924.06
8.3.90.0190.00026.77
8.3.80.0060.00318.56
8.3.70.0080.00818.56
8.3.60.0070.01018.48
8.3.50.0090.00616.82
8.3.40.0150.00921.95
8.3.30.0070.00719.18
8.3.20.0070.00724.18
8.3.10.0050.00324.66
8.3.00.0030.00626.16
8.2.300.0120.00920.21
8.2.290.0130.00620.48
8.2.280.0120.01018.45
8.2.270.0160.00317.43
8.2.260.0130.00618.53
8.2.250.0060.00316.91
8.2.240.0100.01019.27
8.2.230.0030.00622.58
8.2.220.0030.00737.54
8.2.210.0060.00626.77
8.2.200.0050.00517.00
8.2.190.0140.01018.66
8.2.180.0120.00616.75
8.2.170.0070.01319.07
8.2.160.0040.01122.96
8.2.150.0040.00425.66
8.2.140.0050.00324.66
8.2.130.0070.01126.16
8.2.120.0080.00020.88
8.2.110.0040.00919.25
8.2.100.0040.00819.48
8.2.90.0270.00317.75
8.2.80.0240.00817.63
8.2.70.0210.00417.75
8.2.60.0150.01517.75
8.2.50.0300.00017.75
8.2.40.0200.00717.88
8.2.30.0250.00317.75
8.2.20.0030.01019.57
8.2.10.0270.00017.75
8.2.00.0270.00017.88
8.1.340.0120.00920.32
8.1.330.0120.00721.98
8.1.320.0070.00716.49
8.1.310.0100.00718.80
8.1.300.0120.00918.43
8.1.290.0030.00930.84
8.1.280.0120.00325.92
8.1.270.0080.00024.66
8.1.260.0000.00826.35
8.1.250.0070.00028.09
8.1.240.0070.00319.38
8.1.230.0160.01017.73
8.1.220.0250.00317.47
8.1.210.0130.01717.49
8.1.200.0300.00017.72
8.1.190.0260.00317.47
8.1.180.0230.00817.25
8.1.170.0270.00017.50
8.1.160.0200.01117.50
8.1.150.0220.00617.38
8.1.140.0230.00417.12
8.1.130.0190.01017.36
8.1.120.0220.00617.10
8.1.110.0200.00717.63
8.1.100.0240.00417.63
8.1.90.0220.00417.75
8.1.80.0240.00317.36
8.1.70.0230.00517.38
8.1.60.0250.00617.59
8.1.50.0190.00617.48
8.1.40.0270.00017.50
8.1.30.0150.01217.36
8.1.20.0170.01117.63
8.1.10.0200.01017.50
8.1.00.0270.00417.59
8.0.300.0190.00916.97
8.0.290.0180.01116.62
8.0.280.0220.00616.72
8.0.270.0180.00917.00
8.0.260.0260.00317.00
8.0.250.0250.00316.84
8.0.240.0250.00316.72
8.0.230.0200.00817.10
8.0.220.0220.00616.74
8.0.210.0230.00416.84
8.0.200.0200.00717.00
8.0.190.0270.00016.85
8.0.180.0240.00416.75
8.0.170.0220.00516.88
8.0.160.0270.00017.13
8.0.150.0210.00717.00
8.0.140.0240.00516.75
8.0.130.0230.00316.84
8.0.120.0250.00316.73
8.0.110.0100.01416.86
8.0.100.0230.00416.84
8.0.90.0240.00416.72
8.0.80.0240.00317.00
8.0.70.0280.00016.74
8.0.60.0200.00816.75
8.0.50.0210.00716.75
8.0.30.0180.01116.88
8.0.20.0210.00716.98
8.0.10.0290.00016.96

preferences:
44.37 ms | 1131 KiB | 5 Q