3v4l.org

run code in 300+ PHP versions simultaneously
<?php $array = [ [ "08:30", "09:00", "09:30", "10:00", "14:30", "15:00", "15:30", "16:00", "16:30" ], [ "13:30", "14:00", "14:30", "18:00", "18:30", "19:00" ] ]; function compactTimes( array $times, string $format = 'H:i', string $separation = "30 minutes" ): array { $result = []; $prev = null; foreach ($times as $time) { if (!$prev || $time !== date("H:i", strtotime("+$separation $prev"))) { unset($ref); $ref = [$time, $time]; $result[] =& $ref; } else { $ref[1] = $time; } $prev = $time; } return $result; } var_export( array_map('compactTimes', $array) );

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)
8.5.00.0140.00720.34
8.4.150.0020.00014.05
8.4.140.0090.01217.84
8.4.130.0060.00318.74
8.4.120.0090.01124.25
8.4.110.0070.00318.96
8.4.100.0110.01017.95
8.4.90.0140.00718.61
8.4.80.0120.00718.78
8.4.70.0090.01018.08
8.4.60.0120.00819.23
8.4.50.0060.00320.40
8.4.40.0100.01017.59
8.4.30.0030.00519.00
8.4.20.0170.00318.14
8.4.10.0070.00719.59
8.3.280.0160.00918.83
8.3.270.0100.01316.91
8.3.260.0080.00816.85
8.3.250.0040.00518.93
8.3.240.0140.00517.32
8.3.230.0050.00416.75
8.3.220.0120.00719.01
8.3.210.0100.00816.70
8.3.200.0050.00416.98
8.3.190.0040.00417.53
8.3.180.0100.00916.48
8.3.170.0110.00720.71
8.3.160.0030.01416.81
8.3.150.0150.00419.05
8.3.140.0040.00418.90
8.3.130.0050.00318.61
8.3.120.0090.00018.94
8.3.110.0060.00320.94
8.3.100.0040.00424.06
8.3.90.0090.00926.77
8.3.80.0060.00318.68
8.3.70.0110.00716.88
8.3.60.0000.01416.88
8.3.50.0110.01118.73
8.3.40.0100.01023.61
8.3.30.0100.00320.30
8.3.20.0040.00424.18
8.3.10.0110.00823.66
8.3.00.0060.01220.97
8.2.290.0110.00220.44
8.2.280.0130.00618.87
8.2.270.0030.00618.86
8.2.260.0040.00419.05
8.2.250.0070.01318.52
8.2.240.0060.00817.56
8.2.230.0090.00022.58
8.2.220.0080.00037.54
8.2.210.0070.01026.77
8.2.200.0030.00616.88
8.2.190.0120.00317.13
8.2.180.0220.00416.75
8.2.170.0120.00319.16
8.2.160.0030.01022.96
8.2.150.0060.00325.66
8.2.140.0190.00022.20
8.2.130.0070.01122.21
8.2.120.0060.01321.03
8.2.110.0070.01321.13
8.2.100.0130.00321.01
8.2.90.0070.01420.63
8.2.80.0070.01321.12
8.2.70.0080.00820.84
8.2.60.0120.00320.55
8.2.50.0110.00420.82
8.2.40.0120.00620.79
8.2.30.0090.00020.64
8.2.20.0040.00420.67
8.2.10.0080.00020.63
8.2.00.0040.00420.75
8.1.330.0060.00421.89
8.1.320.0120.00716.31
8.1.310.0080.01116.81
8.1.300.0030.01318.24
8.1.290.0040.00430.84
8.1.280.0140.00325.92
8.1.270.0000.00824.04
8.1.260.0040.00423.86
8.1.250.0080.00023.89
8.1.240.0060.01220.70
8.1.230.0130.00718.95
8.1.220.0030.00519.04
8.1.210.0030.00518.98
8.1.200.0050.00319.00
8.1.190.0090.00018.70
8.1.180.0030.00618.63
8.1.170.0060.00318.69
8.1.160.0080.00318.64
8.1.150.0120.00618.86
8.1.140.0080.00018.79
8.1.130.0090.00018.99
8.1.120.0040.00418.93
8.1.110.0030.00618.92
8.1.100.0090.00018.49
8.1.90.0040.00418.81
8.1.80.0040.00418.91
8.1.70.0100.01018.79
8.1.60.0080.00818.79
8.1.50.0150.00018.70
8.1.40.0110.00418.93
8.1.30.0130.00018.82
8.1.20.0080.00019.00
8.1.10.0060.00318.91
8.1.00.0080.00018.81

preferences:
42.05 ms | 403 KiB | 5 Q