3v4l.org

run code in 300+ PHP versions simultaneously
<?php function daysInWeek($weekNum) { $result = array(); $datetime = new DateTime('00:00:00'); $datetime->setISODate((int)$datetime->format('o'), $weekNum, 1); $interval = new DateInterval('P7D'); $week = new DatePeriod($datetime, $interval, 6); foreach($week as $day){ $result[] = $day->format('D d m Y H:i:s'); } return $result; } //and the difficult ones:- var_dump(daysInWeek(1));

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)
8.3.60.0070.01416.75
8.3.50.0070.01222.17
8.3.40.0120.00318.92
8.3.30.0120.00319.29
8.3.20.0030.00520.29
8.3.10.0070.00723.71
8.3.00.0050.00320.90
8.2.180.0130.00318.41
8.2.170.0110.00422.96
8.2.160.0080.00820.47
8.2.150.0040.00424.18
8.2.140.0050.00324.66
8.2.130.0080.00026.16
8.2.120.0110.00018.88
8.2.110.0100.00019.31
8.2.100.0080.00317.97
8.2.90.0000.00819.16
8.2.80.0000.00817.97
8.2.70.0040.00417.75
8.2.60.0040.00418.16
8.2.50.0030.00618.07
8.2.40.0000.00820.19
8.2.30.0070.00018.41
8.2.20.0000.00817.94
8.2.10.0000.00718.09
8.2.00.0000.00818.00
8.1.280.0110.00425.92
8.1.270.0050.00323.84
8.1.260.0150.00426.35
8.1.250.0140.00328.09
8.1.240.0030.00722.10
8.1.230.0040.00719.04
8.1.220.0080.00017.88
8.1.210.0060.00318.77
8.1.200.0110.00017.47
8.1.190.0000.00817.60
8.1.180.0030.00719.26
8.1.170.0080.00418.74
8.1.160.0060.00322.06
8.1.150.0000.00918.70
8.1.140.0050.00517.50
8.1.130.0040.00417.94
8.1.120.0000.00717.69
8.1.110.0040.00417.51
8.1.100.0040.00417.67
8.1.90.0050.00317.69
8.1.80.0040.00417.57
8.1.70.0030.00517.69
8.1.60.0030.00617.59
8.1.50.0030.00617.68
8.1.40.0060.00317.56
8.1.30.0080.00317.73
8.1.20.0000.00717.82
8.1.10.0000.00817.61
8.1.00.0050.00317.65
8.0.300.0040.00420.14
8.0.290.0050.00316.88
8.0.280.0030.00318.51
8.0.270.0030.00617.24
8.0.260.0070.00017.19
8.0.250.0050.00217.11
8.0.240.0070.00317.14
8.0.230.0000.00817.13
8.0.220.0070.00017.11
8.0.210.0040.00417.09
8.0.200.0060.00017.11
8.0.190.0040.00417.06
8.0.180.0070.00017.00
8.0.170.0060.00317.15
8.0.160.0050.00317.09
8.0.150.0000.00717.14
8.0.140.0080.00017.02
8.0.130.0030.00513.49
8.0.120.0040.00417.03
8.0.110.0040.00417.14
8.0.100.0030.00517.10
8.0.90.0060.00317.11
8.0.80.0000.01717.04
8.0.70.0050.00217.14
8.0.60.0020.00517.13
8.0.50.0040.00417.06
8.0.30.0110.00917.28
8.0.20.0110.00817.40
8.0.10.0030.00517.17
8.0.00.0130.00516.70
7.4.330.0050.00015.00
7.4.320.0000.00716.73
7.4.300.0000.00616.68
7.4.290.0030.00316.63
7.4.280.0030.00316.63
7.4.270.0000.00816.63
7.4.260.0000.00716.75
7.4.250.0030.00316.71
7.4.240.0000.00716.64
7.4.230.0020.00516.63
7.4.220.0150.00316.82
7.4.210.0100.00816.67
7.4.200.0000.00816.80
7.4.190.0050.00216.77
7.4.160.0080.01216.81
7.4.150.0060.01517.40
7.4.140.0080.01317.86
7.4.130.0090.01016.82
7.4.120.0110.00716.69
7.4.110.0090.00816.63
7.4.100.0180.00416.80
7.4.90.0100.00716.62
7.4.80.0080.00819.39
7.4.70.0060.01016.59
7.4.60.0110.00816.80
7.4.50.0030.00616.67
7.4.40.0060.01016.77
7.4.30.0130.00416.77
7.4.00.0100.00714.96
7.3.330.0050.00013.30
7.3.320.0000.00813.44
7.3.310.0030.00516.34
7.3.300.0030.00316.31
7.3.290.0030.01216.44
7.3.280.0070.01216.43
7.3.270.0070.01117.40
7.3.260.0120.01216.66
7.3.250.0110.00716.59
7.3.240.0100.01316.70
7.3.230.0170.00016.61
7.3.210.0120.00616.61
7.3.200.0090.01319.39
7.3.190.0180.00416.84
7.3.180.0070.01016.73
7.3.170.0330.02016.70
7.3.160.0080.00816.59
7.3.120.0070.01115.09
7.3.10.0040.01116.84
7.3.00.0110.00416.85
7.2.330.0140.00316.88
7.2.320.0070.01116.95
7.2.310.0160.00816.86
7.2.300.0070.01117.01
7.2.290.0100.01317.02
7.2.130.0030.00617.09
7.2.120.0070.00717.18
7.2.110.0040.00717.20
7.2.100.0040.00817.26
7.2.90.0040.01517.05
7.2.80.0110.00217.00
7.2.70.0100.00016.95
7.2.60.0060.01016.88
7.2.50.0030.01516.88
7.2.40.0030.00616.86
7.2.30.0090.00317.20
7.2.20.0040.00816.88
7.2.10.0040.00816.95
7.2.00.0070.00518.38
7.1.250.0110.00015.72
7.1.200.0090.00015.94
7.1.100.0090.01218.32
7.1.70.0040.00417.14
7.1.60.0000.02419.46
7.1.50.0120.00917.15
7.1.00.0100.07022.25
7.0.200.0080.00416.66
7.0.140.0070.07021.92
7.0.60.0070.08719.96
7.0.50.0070.06317.88
7.0.40.0030.09320.27
7.0.30.0300.06020.21
7.0.20.0270.05020.33
7.0.10.0100.04020.23
7.0.00.0000.05320.05
5.6.280.0000.07720.89
5.6.210.0100.08720.52
5.6.200.0030.05718.17
5.6.190.0030.04320.46
5.6.180.0130.06720.34
5.6.170.0130.04720.52
5.6.160.0030.08020.55
5.6.150.0170.07318.19
5.6.140.0070.05718.18
5.6.130.0000.05018.15
5.6.120.0000.04721.00
5.6.110.0000.04720.89
5.6.100.0030.05320.96
5.6.90.0170.05321.07
5.6.80.0070.08020.40
5.5.350.0070.07720.45
5.5.340.0070.08017.96
5.5.330.0070.08720.41
5.5.320.0270.06020.24
5.5.310.0330.06320.41
5.5.300.0100.07317.99
5.5.290.0100.07717.94
5.5.280.0000.04720.89
5.5.270.0000.06320.79
5.5.260.0130.07020.92
5.5.250.0130.06720.68
5.5.240.0000.04020.15
5.4.450.0830.06319.62
5.4.440.0400.05719.49
5.4.430.1030.07019.21
5.4.420.0100.05319.48
5.4.410.0970.05719.31
5.4.400.0130.05018.85
5.4.390.0870.06719.18
5.4.380.0070.06018.48
5.4.370.0130.05018.77
5.4.360.0170.04718.48
5.4.350.0170.05718.57
5.4.340.0130.07318.82
5.4.320.0040.05712.50
5.4.310.0050.04012.50
5.4.300.0060.03612.51
5.4.290.0090.04312.50
5.4.280.0050.04012.40
5.4.270.0080.03612.39
5.4.260.0040.04212.40
5.4.250.0060.04812.40
5.4.240.0060.03612.39
5.4.230.0090.03912.39
5.4.220.0080.03412.39
5.4.210.0020.03912.39
5.4.200.0070.03712.39
5.4.190.0070.03712.39
5.4.180.0080.03912.39
5.4.170.0060.03712.39
5.4.160.0110.04612.39
5.4.150.0070.03712.39
5.4.140.0070.03812.07
5.4.130.0090.03412.06
5.4.120.0050.04112.02
5.4.110.0070.04212.02
5.4.100.0070.03612.01
5.4.90.0080.03612.01
5.4.80.0090.03812.01
5.4.70.0060.04012.01
5.4.60.0040.03712.00
5.4.50.0060.03612.01
5.4.40.0050.03612.00
5.4.30.0120.03011.99
5.4.20.0040.03811.99
5.4.10.0060.03611.99
5.4.00.0040.03811.48
5.3.290.0110.06112.80
5.3.280.0100.03412.70
5.3.270.0080.03812.72
5.3.260.0120.03412.72
5.3.250.0070.04012.72
5.3.240.0070.03912.72
5.3.230.0090.03812.71
5.3.220.0080.03812.68
5.3.210.0070.04212.68
5.3.200.0080.03912.68
5.3.190.0160.03512.68
5.3.180.0070.03712.68
5.3.170.0110.03512.67
5.3.160.0090.03912.67
5.3.150.0080.03812.67
5.3.140.0140.03112.66
5.3.130.0080.03712.66
5.3.120.0070.03712.66
5.3.110.0100.03712.66
5.3.100.0070.03612.12
5.3.90.0040.03812.10
5.3.80.0020.04012.09
5.3.70.0050.04012.09
5.3.60.0070.03512.08
5.3.50.0030.04112.02
5.3.40.0050.05012.02
5.3.30.0040.04311.98
5.3.20.0090.03111.77
5.3.10.0070.03311.73
5.3.00.0050.04011.72
5.2.170.0060.0369.22
5.2.160.0050.0349.22
5.2.150.0030.0329.22
5.2.140.0050.0339.21
5.2.130.0040.0299.18
5.2.120.0060.0279.18
5.2.110.0050.0309.18
5.2.100.0030.0319.18
5.2.90.0060.0429.18
5.2.80.0040.0419.18
5.2.70.0070.0439.18
5.2.60.0050.0449.13
5.2.50.0080.0419.11
5.2.40.0110.0349.08
5.2.30.0100.0469.05
5.2.20.0070.0399.05
5.2.10.0090.0378.95
5.2.00.0060.0418.81
5.1.60.0070.0358.09
5.1.50.0090.0328.09
5.1.40.0070.0418.06
5.1.30.0110.0328.41
5.1.20.0110.0318.44
5.1.10.0050.0368.16
5.1.00.0080.0438.17
5.0.50.0070.0326.65
5.0.40.0060.0396.51
5.0.30.0050.0406.32
5.0.20.0040.0246.29
5.0.10.0040.0406.27
5.0.00.0020.0436.26
4.4.90.0030.0234.78
4.4.80.0050.0224.75
4.4.70.0030.0244.75
4.4.60.0030.0234.75
4.4.50.0030.0274.77
4.4.40.0050.0384.71
4.4.30.0040.0244.76
4.4.20.0090.0344.85
4.4.10.0080.0244.84
4.4.00.0060.0364.76
4.3.110.0060.0234.67
4.3.100.0040.0214.67
4.3.90.0030.0234.63
4.3.80.0050.0314.58
4.3.70.0020.0234.63
4.3.60.0050.0204.63
4.3.50.0040.0244.62
4.3.40.0030.0344.54
4.3.30.0030.0223.30
4.3.20.0020.0233.28
4.3.10.0000.0253.24
4.3.00.0230.0106.78

preferences:
36.56 ms | 401 KiB | 5 Q