3v4l.org

run code in 300+ PHP versions simultaneously
<?php function daysInWeek($weekNum) { $result = array(); $datetime = new DateTime(); $datetime->setISODate((int)$datetime->format('o'), $weekNum, 1); $datetime->setTime(0, 0, 0); $interval = new DateInterval('P1D'); $week = new DatePeriod($datetime, $interval, 6); foreach($week as $day){ $result[] = $day->format('D d m Y H:i:s'); } return $result; } var_dump(daysInWeek(24)); //and the difficult ones:- var_dump(daysInWeek(1)); var_dump(daysInWeek(53));

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)
8.5.30.0120.00518.40
8.5.20.0090.00918.41
8.5.10.0100.00720.14
8.5.00.0090.01320.23
8.4.180.0130.01119.84
8.4.170.0110.01123.82
8.4.160.0120.01123.70
8.4.150.0080.00517.01
8.4.140.0160.00917.84
8.4.130.0150.00617.82
8.4.120.0110.01122.30
8.4.110.0060.00222.55
8.4.100.0140.00817.96
8.4.90.0130.00718.76
8.4.80.0130.00919.76
8.4.70.0060.00318.05
8.4.60.0120.00519.07
8.4.50.0120.00618.92
8.4.40.0100.01019.66
8.4.30.0100.01017.85
8.4.20.0130.00717.96
8.4.10.0070.01317.69
8.3.300.0120.01120.95
8.3.290.0120.01018.48
8.3.280.0130.00720.39
8.3.270.0150.00716.71
8.3.260.0140.00416.93
8.3.250.0140.00519.02
8.3.240.0080.00416.68
8.3.230.0080.00416.46
8.3.220.0120.00617.33
8.3.210.0140.00518.57
8.3.200.0050.00316.58
8.3.190.0070.00917.16
8.3.180.0110.00816.91
8.3.170.0100.01017.20
8.3.160.0040.01418.33
8.3.150.0100.00716.60
8.3.140.0090.00617.61
8.3.130.0030.01318.73
8.3.120.0030.00619.04
8.3.110.0100.00020.94
8.3.100.0070.00424.06
8.3.90.0000.00826.77
8.3.80.0000.01218.27
8.3.70.0110.00416.63
8.3.60.0030.01618.43
8.3.50.0150.00421.15
8.3.40.0000.01419.01
8.3.30.0110.00420.20
8.3.20.0080.00020.16
8.3.10.0040.00422.10
8.3.00.0040.00422.27
8.2.300.0120.00818.23
8.2.290.0040.00420.48
8.2.280.0100.00918.51
8.2.270.0060.01317.36
8.2.260.0030.00516.84
8.2.250.0140.00418.39
8.2.240.0030.00617.53
8.2.230.0100.00022.58
8.2.220.0100.00037.54
8.2.210.0150.00026.77
8.2.200.0030.00616.88
8.2.190.0130.00916.63
8.2.180.0100.00718.66
8.2.170.0100.00518.99
8.2.160.0110.00422.96
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0080.00026.16
8.2.120.0080.00020.62
8.2.110.0060.00319.39
8.2.100.0090.00317.84
8.2.90.0040.00419.41
8.2.80.0000.00819.38
8.2.70.0000.00817.63
8.2.60.0040.00417.92
8.2.50.0000.00818.07
8.2.40.0050.00318.27
8.2.30.0030.00519.35
8.2.20.0030.00617.93
8.2.10.0040.00417.95
8.2.00.0000.00817.96
8.1.340.0090.01019.58
8.1.330.0080.01121.82
8.1.320.0140.00616.41
8.1.310.0070.01018.71
8.1.300.0130.00618.51
8.1.290.0030.00630.84
8.1.280.0090.00625.92
8.1.270.0040.00423.99
8.1.260.0050.00326.35
8.1.250.0100.00028.09
8.1.240.0040.00419.34
8.1.230.0090.00320.98
8.1.220.0040.00418.70
8.1.210.0040.00418.77
8.1.200.0100.00017.38
8.1.190.0030.00617.41
8.1.180.0040.00418.10
8.1.170.0040.00418.70
8.1.160.0040.00418.90
8.1.150.0050.00518.77
8.1.140.0040.00417.67
8.1.130.0000.00717.97
8.1.120.0000.00817.65
8.1.110.0030.00517.69
8.1.100.0000.00717.61
8.1.90.0040.00417.57
8.1.80.0040.00417.64
8.1.70.0030.00317.69
8.1.60.0000.00917.74
8.1.50.0000.00817.69
8.1.40.0030.00617.71
8.1.30.0080.00017.84
8.1.20.0000.00817.80
8.1.10.0070.00017.68
8.1.00.0040.00417.77
8.0.300.0040.00418.77
8.0.290.0070.00017.41
8.0.280.0030.00318.46
8.0.270.0040.00417.07
8.0.260.0000.00717.04
8.0.250.0070.00017.12
8.0.240.0040.00417.18
8.0.230.0000.00717.25
8.0.220.0000.00717.14
8.0.210.0040.00417.10
8.0.200.0000.00717.13
8.0.190.0000.00717.10
8.0.180.0000.00717.16
8.0.170.0080.00017.05
8.0.160.0000.00817.23
8.0.150.0000.00816.96
8.0.140.0000.00816.99
8.0.130.0000.00713.44
8.0.120.0050.00317.02
8.0.110.0000.00716.99
8.0.100.0030.00516.97
8.0.90.0000.00817.09
8.0.80.0180.00417.08
8.0.70.0040.00417.16
8.0.60.0040.00417.20
8.0.50.0020.00517.09
8.0.30.0140.00517.31
8.0.20.0110.00917.40
8.0.10.0000.00817.24
8.0.00.0160.00717.03
7.4.330.0000.00516.83
7.4.320.0000.00816.63
7.4.300.0000.00616.70
7.4.290.0000.00816.77
7.4.280.0000.00816.68
7.4.270.0080.00016.70
7.4.260.0050.00013.36
7.4.250.0000.00816.63
7.4.240.0020.00516.65
7.4.230.0030.00316.78
7.4.220.0070.01716.74
7.4.210.0070.00916.75
7.4.200.0000.00816.86
7.4.190.0030.00316.81
7.4.160.0110.00616.57
7.4.150.0150.00617.40
7.4.140.0110.01117.86
7.4.130.0130.00816.64
7.4.120.0110.00816.79
7.4.110.0070.01116.67
7.4.100.0130.00716.59
7.4.90.0160.00516.82
7.4.80.0070.01019.39
7.4.70.0060.01216.56
7.4.60.0120.00416.62
7.4.50.0090.00016.81
7.4.40.0050.00722.77
7.4.30.0160.00416.83
7.4.00.0120.00415.14
7.3.330.0050.00013.31
7.3.320.0050.00013.47
7.3.310.0000.00716.35
7.3.300.0000.00816.42
7.3.290.0160.00016.52
7.3.280.0140.00716.42
7.3.270.0180.00417.40
7.3.260.0080.00816.61
7.3.250.0150.00716.63
7.3.240.0050.01316.55
7.3.230.0150.00716.41
7.3.210.0070.01016.72
7.3.200.0090.00919.39
7.3.190.0090.00916.82
7.3.180.0100.00616.87
7.3.170.0150.00816.61
7.3.160.0120.01216.62
7.3.120.0100.00714.69
7.2.330.0140.00716.68
7.2.320.0130.01016.92
7.2.310.0060.01216.65
7.2.300.0130.00417.00
7.2.290.0090.00916.76
7.2.80.0060.00916.87
7.2.60.0070.00717.21
7.2.00.0030.01019.45
7.1.200.0070.00715.67
7.1.100.0000.01318.07
7.1.70.0070.01317.31
7.1.60.0130.01319.17
7.1.50.0100.01417.05
7.1.00.0070.07022.53
7.0.200.0050.00517.03
7.0.140.0100.07021.97
7.0.110.0100.05020.09
7.0.100.0270.06719.96
7.0.90.0070.08019.90
7.0.80.0100.06720.06
7.0.70.0130.07320.01
7.0.60.0530.06719.99
7.0.50.0500.07019.92
7.0.40.0070.04319.83
7.0.30.0200.06719.88
7.0.20.0100.04019.72
7.0.10.0070.05019.77
7.0.00.0100.08019.73
5.6.260.0030.04020.89
5.6.250.0000.04320.63
5.6.240.0030.08320.87
5.6.230.0070.05320.71
5.6.220.0070.06720.67
5.6.210.0130.07320.61
5.6.200.0070.07720.64
5.6.190.0070.07320.86
5.6.180.0030.05020.70
5.6.170.0130.05320.68
5.6.160.0100.04720.59
5.6.150.0030.04320.66
5.6.140.0030.04020.55
5.6.130.0000.04320.47
5.6.120.0070.04020.64
5.6.110.0070.04020.56
5.6.100.0070.05720.67
5.6.90.0070.05320.63
5.6.80.0030.05019.95
5.6.70.0030.04019.85
5.6.60.0100.07719.96
5.6.50.0100.07020.07
5.6.40.0030.07320.00
5.6.30.0100.03320.06
5.6.20.0000.04020.00
5.6.10.0070.03719.94
5.6.00.0070.04020.21
5.5.380.0030.04717.63
5.5.370.0070.04017.57
5.5.360.0030.06017.51
5.5.350.0130.06317.47
5.5.340.0070.07318.13
5.5.330.0100.07318.22
5.5.320.0030.06018.22
5.5.310.0170.03717.96
5.5.300.0000.05018.10
5.5.290.0030.04018.22
5.5.280.0000.04017.93
5.5.270.0030.04318.11
5.5.260.0070.05017.92
5.5.250.0030.07317.91
5.5.240.0030.05717.49
5.5.230.0030.05317.51
5.5.220.0030.06317.34
5.5.210.0000.03717.43
5.5.200.0070.03317.50
5.5.190.0000.06317.43
5.5.180.0030.08017.28
5.5.160.0070.03717.41
5.5.150.0070.03717.47
5.5.140.0130.05317.45
5.5.130.0100.06717.18
5.5.120.0070.04717.43
5.5.110.0030.06317.39
5.5.100.0100.07317.48
5.5.90.0100.07717.20
5.5.80.0030.07317.50
5.5.70.0170.06717.17
5.5.60.0030.04317.31
5.5.50.0000.05317.49
5.5.40.0070.04017.11
5.5.30.0030.03717.36
5.5.20.0070.04017.06
5.5.10.0030.04017.49
5.5.00.0070.03017.16
5.4.450.0070.04019.29
5.4.440.0030.05019.30
5.4.430.0130.02719.31
5.4.420.0070.08019.46
5.4.410.0070.06719.31
5.4.400.0070.07018.96
5.4.390.0100.06318.98
5.4.380.0070.04019.30
5.4.370.0070.06019.15
5.4.360.0130.03019.13
5.4.350.0070.07018.96
5.4.340.0030.07318.96
5.4.320.0070.05319.11
5.4.310.0070.06719.26
5.4.300.0070.06318.95
5.4.290.0070.07319.28
5.4.280.0230.05319.13
5.4.270.0170.06318.95
5.4.260.0030.03719.31
5.4.250.0030.05319.06
5.4.240.0000.05318.98
5.4.230.0000.08719.27
5.4.220.0130.05019.07
5.4.210.0070.05319.21
5.4.200.0100.03318.97
5.4.190.0100.03319.27
5.4.180.0070.05319.25
5.4.170.0070.04718.96
5.4.160.0130.05019.20
5.4.150.0130.02718.91
5.4.140.0030.03716.39
5.4.130.0030.04316.51
5.4.120.0000.04316.50
5.4.110.0030.03716.45
5.4.100.0030.05316.29
5.4.90.0070.06316.51
5.4.80.0100.07016.19
5.4.70.0030.05316.51
5.4.60.0100.05716.53
5.4.50.0070.05716.38
5.4.40.0000.07316.57
5.4.30.0030.03316.36
5.4.20.0070.06016.36
5.4.10.0070.05016.35
5.4.00.0030.05715.92
5.3.290.0070.06014.67
5.3.280.0100.08014.61
5.3.270.0000.04014.75
5.3.260.0070.07314.63
5.3.250.0100.03014.73
5.3.240.0030.08314.61
5.3.230.0030.07314.59
5.3.220.0070.04714.54
5.3.210.0030.05014.69
5.3.200.0030.03314.59
5.3.190.0100.04714.57
5.3.180.0070.03314.70
5.3.170.0030.03314.79
5.3.160.0000.05714.64
5.3.150.0030.04014.54
5.3.140.0030.06314.68
5.3.130.0000.05014.58
5.3.120.0030.03714.64
5.3.110.0100.06714.55
5.3.100.0100.05714.07
5.3.90.0070.05314.04
5.3.80.0070.06714.16
5.3.70.0070.04014.08
5.3.60.0100.02714.00
5.3.50.0070.07013.80
5.3.40.0030.06713.95
5.3.30.0000.04314.04
5.3.20.0100.07013.71
5.3.10.0030.03713.80
5.3.00.0070.06713.63
5.2.170.0030.03011.90
5.2.160.0030.02711.90
5.2.150.0030.02711.90
5.2.140.0000.03011.90
5.2.130.0000.03011.90
5.2.120.0070.04311.90
5.2.110.0070.05011.90
5.2.100.0030.06011.90
5.2.90.0000.06311.90
5.2.80.0030.02711.90
5.2.70.0100.05311.90
5.2.60.0070.05311.90
5.2.50.0030.06011.90
5.2.40.0130.05311.90
5.2.30.0070.02311.90
5.2.20.0000.02711.90
5.2.10.0030.06311.90
5.2.00.0030.05311.90
5.1.60.0030.05011.90
5.1.50.0000.02311.90
5.1.40.0070.04311.90
5.1.30.0070.05011.90
5.1.20.0000.03311.90
5.1.10.0000.05711.90
5.1.00.0000.04011.90
5.0.50.0000.04011.90
5.0.40.0030.01711.90
5.0.30.0000.05011.90
5.0.20.0070.03011.90
5.0.10.0000.02011.90
5.0.00.0030.04011.90
4.4.90.0030.02311.90
4.4.80.0000.02711.90
4.4.70.0030.03311.90
4.4.60.0000.03311.90
4.4.50.0030.01011.90
4.4.40.0030.05011.90
4.4.30.0000.03011.90
4.4.20.0000.01711.90
4.4.10.0030.02311.90
4.4.00.0030.03711.90
4.3.110.0030.03711.90
4.3.100.0000.01711.90
4.3.90.0000.01711.90
4.3.80.0000.02311.90
4.3.70.0000.03311.90
4.3.60.0000.02311.90
4.3.50.0000.01711.90
4.3.40.0030.04711.90
4.3.30.0030.02311.90
4.3.20.0000.01711.90
4.3.10.0030.03311.90
4.3.00.0000.03711.90

preferences:
96.07 ms | 2645 KiB | 5 Q