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); $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)
8.5.30.0120.00618.64
8.5.20.0120.00518.77
8.5.10.0090.00720.18
8.5.00.0150.00920.16
8.4.180.0090.01319.80
8.4.170.0100.01123.82
8.4.160.0060.00323.99
8.4.150.0090.00516.98
8.4.140.0170.00617.75
8.4.130.0070.00319.84
8.4.120.0110.01020.63
8.4.110.0100.00722.27
8.4.100.0050.00318.26
8.4.90.0100.01019.07
8.4.80.0110.01219.85
8.4.70.0110.00918.27
8.4.60.0100.01218.74
8.4.50.0030.00618.80
8.4.40.0100.01017.89
8.4.30.0090.00019.68
8.4.20.0170.00317.74
8.4.10.0150.00617.92
8.3.300.0130.00920.94
8.3.290.0100.00918.60
8.3.280.0170.00818.76
8.3.270.0140.00717.08
8.3.260.0100.00816.84
8.3.250.0100.00918.98
8.3.240.0130.00717.30
8.3.230.0070.00216.55
8.3.220.0120.00517.54
8.3.210.0100.01116.89
8.3.200.0050.00416.86
8.3.190.0060.00617.25
8.3.180.0130.00516.73
8.3.170.0090.00920.75
8.3.160.0000.00818.25
8.3.150.0110.00716.71
8.3.140.0040.00419.13
8.3.130.0140.00716.54
8.3.120.0000.00920.74
8.3.110.0030.00720.94
8.3.100.0030.00720.42
8.3.90.0030.00616.63
8.3.80.0090.00318.56
8.3.70.0130.00618.56
8.3.60.0070.01418.31
8.3.50.0110.00521.27
8.3.40.0040.01119.05
8.3.30.0070.01020.26
8.3.20.0080.00020.16
8.3.10.0000.00822.11
8.3.00.0000.00722.49
8.2.300.0050.00518.30
8.2.290.0110.00820.48
8.2.280.0060.00420.59
8.2.270.0110.00718.79
8.2.260.0050.00316.48
8.2.250.0060.00916.70
8.2.240.0100.00017.25
8.2.230.0060.00322.58
8.2.220.0060.00324.06
8.2.210.0130.00726.77
8.2.200.0070.00318.42
8.2.190.0160.00616.88
8.2.180.0110.00416.75
8.2.170.0110.00722.96
8.2.160.0070.00720.35
8.2.150.0040.00424.18
8.2.140.0150.00424.66
8.2.130.0200.00026.16
8.2.120.0050.00319.79
8.2.110.0030.00622.21
8.2.100.0040.00818.03
8.2.90.0040.00417.88
8.2.80.0040.00418.91
8.2.70.0030.00518.02
8.2.60.0050.00317.88
8.2.50.0060.00317.75
8.2.40.0030.00619.48
8.2.30.0000.00718.02
8.2.20.0040.00417.91
8.2.10.0030.00517.96
8.2.00.0000.00817.96
8.1.340.0040.00519.94
8.1.330.0090.01022.05
8.1.320.0120.00716.10
8.1.310.0060.01218.41
8.1.300.0090.00018.63
8.1.290.0000.01018.88
8.1.280.0190.00325.92
8.1.270.0040.00424.66
8.1.260.0050.00326.35
8.1.250.0060.00328.09
8.1.240.0060.00323.90
8.1.230.0040.00719.13
8.1.220.0050.00317.79
8.1.210.0030.00618.77
8.1.200.0000.00817.47
8.1.190.0060.00317.60
8.1.180.0080.00018.10
8.1.170.0070.00018.98
8.1.160.0000.00718.85
8.1.150.0000.00718.89
8.1.140.0040.00417.70
8.1.130.0050.00319.32
8.1.120.0040.00417.72
8.1.110.0040.00417.61
8.1.100.0050.00317.59
8.1.90.0000.00717.57
8.1.80.0040.00417.65
8.1.70.0000.00717.60
8.1.60.0080.00017.78
8.1.50.0040.00417.69
8.1.40.0030.00517.53
8.1.30.0040.00417.71
8.1.20.0000.00917.69
8.1.10.0000.00817.61
8.1.00.0000.00817.78
8.0.300.0000.00718.77
8.0.290.0040.00416.88
8.0.280.0050.00318.23
8.0.270.0070.00018.26
8.0.260.0030.00316.98
8.0.250.0070.00017.20
8.0.240.0080.00017.05
8.0.230.0030.00317.15
8.0.220.0000.00817.02
8.0.210.0040.00417.10
8.0.200.0030.00317.14
8.0.190.0080.00317.03
8.0.180.0080.00417.02
8.0.170.0040.00417.22
8.0.160.0040.00416.99
8.0.150.0080.00017.07
8.0.140.0000.00817.09
8.0.130.0050.00013.42
8.0.120.0040.00417.06
8.0.110.0040.00417.09
8.0.100.0000.00717.10
8.0.90.0070.00017.11
8.0.80.0070.01017.05
8.0.70.0040.00417.13
8.0.60.0000.00717.12
8.0.50.0040.00417.05
8.0.30.0150.00517.20
8.0.20.0070.01317.40
8.0.10.0040.00417.10
8.0.00.0100.00816.96
7.4.330.0030.00415.00
7.4.320.0030.00316.70
7.4.300.0060.00016.55
7.4.290.0030.00316.64
7.4.280.0000.00716.78
7.4.270.0000.00816.64
7.4.260.0090.00016.77
7.4.250.0000.00916.72
7.4.240.0020.00516.65
7.4.230.0040.00416.55
7.4.220.0150.01216.82
7.4.210.0070.00716.70
7.4.200.0040.00416.57
7.4.190.0040.00416.89
7.4.160.0090.00616.69
7.4.150.0110.00817.40
7.4.140.0140.00917.86
7.4.130.0130.00816.67
7.4.120.0060.01216.65
7.4.110.0100.00816.75
7.4.100.0120.00616.75
7.4.90.0080.01216.66
7.4.80.0120.01219.39
7.4.70.0090.00916.72
7.4.60.0110.00816.69
7.4.50.0080.00016.73
7.4.40.0080.00822.77
7.4.30.0080.01016.70
7.4.00.0110.00715.03
7.3.330.0030.00313.31
7.3.320.0000.00513.26
7.3.310.0030.00316.34
7.3.300.0070.00016.31
7.3.290.0090.00616.52
7.3.280.0090.00816.39
7.3.270.0100.01117.40
7.3.260.0140.00316.74
7.3.250.0090.01216.65
7.3.240.0080.01116.56
7.3.230.0100.00716.57
7.3.210.0110.00716.75
7.3.200.0150.00319.39
7.3.190.0060.01216.50
7.3.180.0090.01216.57
7.3.170.0090.00616.72
7.3.160.0100.00716.71
7.3.120.0080.00715.06
7.3.110.0040.01515.33
7.3.100.0070.01415.02
7.3.90.0060.00914.88
7.3.80.0120.00415.13
7.3.70.0070.01014.85
7.3.60.0030.01615.11
7.3.50.0070.00714.74
7.3.40.0070.01114.89
7.3.30.0090.00614.80
7.3.20.0060.00616.76
7.3.10.0070.00516.80
7.3.00.0040.01116.88
7.2.330.0150.00816.65
7.2.320.0120.00916.83
7.2.310.0130.01016.95
7.2.300.0030.01316.87
7.2.290.0110.00716.86
7.2.250.0070.01415.41
7.2.240.0070.01014.88
7.2.230.0070.01314.93
7.2.220.0040.00814.88
7.2.210.0060.01015.15
7.2.200.0110.00415.07
7.2.190.0130.00715.21
7.2.180.0110.00415.29
7.2.170.0130.00315.36
7.2.130.0060.01017.04
7.2.120.0040.00917.23
7.2.110.0050.00916.83
7.2.100.0090.00617.16
7.2.90.0080.00717.26
7.2.80.0090.00717.04
7.2.70.0110.00617.06
7.2.60.0120.00617.00
7.2.50.0090.01017.14
7.2.40.0090.00617.00
7.2.30.0080.00817.07
7.2.20.0100.00816.83
7.2.10.0080.01016.93
7.2.00.0090.01017.67
7.1.330.0070.01015.95
7.1.320.0000.01615.93
7.1.310.0000.01316.03
7.1.300.0030.01015.50
7.1.290.0080.00615.81
7.1.280.0080.00615.72
7.1.270.0030.01315.98
7.1.260.0060.00315.88
7.1.250.0070.00715.86
7.1.200.0030.00715.73
7.1.70.0030.01317.32
7.1.60.0080.00317.31
7.1.50.0070.01517.18
7.1.00.0000.07022.34
7.0.200.0060.00917.11
7.0.140.0000.08021.92
7.0.60.0130.06319.93
7.0.50.0100.03317.87
7.0.40.0100.06020.18
7.0.30.0230.04020.23
7.0.20.0400.07320.33
7.0.10.0200.04320.12
7.0.00.0200.07320.25
5.6.280.0030.07721.07
5.6.210.0000.08720.71
5.6.200.0000.05318.16
5.6.190.0100.08020.47
5.6.180.0130.05320.61
5.6.170.0200.05020.47
5.6.160.0030.04020.71
5.6.150.0030.08318.14
5.6.140.0070.08018.16
5.6.130.0030.04718.18
5.6.120.0130.05320.98
5.6.110.0030.06720.99
5.6.100.0100.08321.11
5.6.90.0130.08020.88
5.6.80.0100.07020.41
5.6.70.0270.07320.37
5.5.350.0170.07020.41
5.5.340.0130.03318.03
5.5.330.0000.08020.57
5.5.320.0170.04020.29
5.5.310.0330.07320.42
5.5.300.0070.07318.03
5.5.290.0070.08017.95
5.5.280.0170.07720.89
5.5.270.0070.08720.88
5.5.260.0030.07020.80
5.5.250.0100.06020.68
5.5.240.0070.03320.16
5.4.450.1000.05019.45
5.4.440.0870.06719.55
5.4.430.0330.06019.61
5.4.420.0630.05019.70
5.4.410.0700.05319.06
5.4.400.0270.05718.76
5.4.390.0470.07018.79
5.4.380.0270.05318.57
5.4.370.0200.05318.77
5.4.360.0230.04718.77
5.4.350.0120.04312.02
5.4.340.0100.04212.02
5.4.320.0070.04512.50
5.4.310.0070.03712.50
5.4.300.0050.03612.50
5.4.290.0050.04112.50
5.4.280.0070.03912.40
5.4.270.0030.04012.40
5.4.260.0070.04712.40
5.4.250.0030.05718.90
5.4.240.0130.06718.65
5.4.230.0000.05718.97
5.4.220.0070.05318.98
5.4.210.0000.06019.02
5.4.200.0030.05318.76
5.4.190.0070.06718.95
5.4.180.0130.06718.94
5.4.170.0100.05718.96
5.4.160.0070.05318.75
5.4.150.0070.06018.91
5.4.140.0070.05016.49
5.4.130.0030.05716.30
5.4.120.0030.06316.38
5.4.110.0100.06316.47
5.4.100.0030.05716.62
5.4.90.0070.04716.57
5.4.80.0100.05016.34
5.4.70.0070.04716.38
5.4.60.0070.04716.54
5.4.50.0000.05316.45
5.4.40.0070.07016.43
5.4.30.0030.05016.45
5.4.20.0130.04316.35
5.4.10.0030.05716.55
5.4.00.0070.05016.00
5.3.290.0040.03912.80
5.3.280.0000.05714.60
5.3.270.0070.05314.61
5.3.260.0030.05714.68
5.3.250.0100.04714.68
5.3.240.0170.07014.61
5.3.230.0330.04714.43
5.3.220.0070.05714.73
5.3.210.0130.05714.70
5.3.200.0100.04714.65
5.3.190.0100.04714.73
5.3.180.0070.04714.73
5.3.170.0000.05714.55
5.3.160.0070.04714.74
5.3.150.0100.04714.55
5.3.140.0030.05014.72
5.3.130.0000.05714.71
5.3.120.0130.04314.62
5.3.110.0100.05014.77
5.3.100.0030.05314.21
5.3.90.0070.05013.92
5.3.80.0000.05713.92
5.3.70.0100.04314.23
5.3.60.0070.04714.08
5.3.50.0070.04713.94
5.3.40.0070.05313.78
5.3.30.0030.05313.93
5.3.20.0070.04713.76
5.3.10.0100.04313.55
5.3.00.0100.04713.86
5.2.170.0070.04011.05
5.2.160.0130.03311.10
5.2.150.0100.04311.23
5.2.140.0030.04311.23
5.2.130.0030.04011.17
5.2.120.0070.03711.09
5.2.110.0070.03711.09
5.2.100.0170.02711.17
5.2.90.0030.04310.92
5.2.80.0070.04311.17
5.2.70.0030.04711.17
5.2.60.0100.03711.03
5.2.50.0070.04011.10
5.2.40.0100.03310.96
5.2.30.0070.04011.14
5.2.20.0070.04011.02
5.2.10.0100.03710.81
5.2.00.0030.04310.75
5.1.60.0030.0339.96
5.1.50.0000.04010.09
5.1.40.0070.0309.98
5.1.30.0030.03710.23
5.1.20.0030.04310.52
5.1.10.0030.03710.07
5.1.00.0000.0579.98
5.0.50.0030.0278.49
5.0.40.0070.0278.50
5.0.30.0030.0408.29
5.0.20.0030.0278.34
5.0.10.0030.0278.13
5.0.00.0070.0408.08
4.4.90.0030.0207.42
4.4.80.0030.0207.42
4.4.70.0030.0237.42
4.4.60.0030.0307.42
4.4.50.0000.0237.42
4.4.40.0070.0307.42
4.4.30.0000.0237.42
4.4.20.0030.0207.42
4.4.10.0030.0237.42
4.4.00.0030.0337.42
4.3.110.0000.0237.42
4.3.100.0000.0237.42
4.3.90.0000.0237.42
4.3.80.0070.0307.42
4.3.70.0000.0207.42
4.3.60.0100.0137.42
4.3.50.0030.0207.42
4.3.40.0070.0307.42
4.3.30.0000.0237.42
4.3.20.0070.0177.42
4.3.10.0130.0107.42
4.3.00.0070.0176.73

preferences:
107.72 ms | 2655 KiB | 5 Q