3v4l.org

run code in 300+ PHP versions simultaneously
<?php $week_start = new DateTime(); $week_start->setISODate($year,$week_no); echo $week_start->format('d-M-Y');

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)
8.3.60.0100.01316.88
8.3.50.0080.00921.99
8.3.40.0070.00718.96
8.3.30.0070.00718.83
8.3.20.0080.00020.33
8.3.10.0040.00423.66
8.3.00.0070.01119.45
8.2.180.0040.01416.75
8.2.170.0060.01222.96
8.2.160.0150.00020.23
8.2.150.0040.00424.18
8.2.140.0030.00624.66
8.2.130.0090.00017.48
8.2.120.0000.00826.35
8.2.110.0090.00021.18
8.2.100.0040.00717.75
8.2.90.0080.00019.04
8.2.80.0000.00817.97
8.2.70.0080.00017.75
8.2.60.0040.00418.03
8.2.50.0030.00518.07
8.2.40.0070.00019.53
8.2.30.0040.00420.62
8.2.20.0040.00417.93
8.2.10.0040.00418.03
8.2.00.0080.00018.05
8.1.280.0120.00325.92
8.1.270.0030.00723.99
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0060.00322.70
8.1.230.0040.00817.61
8.1.220.0040.00417.79
8.1.210.0060.00318.77
8.1.200.0000.01017.47
8.1.190.0050.00317.38
8.1.180.0040.00418.10
8.1.170.0080.00018.59
8.1.160.0040.00421.87
8.1.150.0080.00018.99
8.1.140.0040.00419.45
8.1.130.0040.00417.61
8.1.120.0000.00717.57
8.1.110.0070.00017.59
8.1.100.0030.00517.48
8.1.90.0050.00217.56
8.1.80.0070.00017.53
8.1.70.0000.00717.60
8.1.60.0040.00417.63
8.1.50.0000.00917.48
8.1.40.0000.00817.54
8.1.30.0000.00817.67
8.1.20.0030.00517.66
8.1.10.0000.00817.61
8.1.00.0090.00317.71
8.0.300.0000.00718.77
8.0.290.0060.00317.00
8.0.280.0000.00718.59
8.0.270.0070.00017.23
8.0.260.0000.00817.29
8.0.250.0000.00617.21
8.0.240.0030.00317.11
8.0.230.0070.00017.14
8.0.220.0060.00317.11
8.0.210.0050.00217.00
8.0.200.0030.00317.10
8.0.190.0000.00817.07
8.0.180.0050.00216.97
8.0.170.0000.01217.00
8.0.160.0050.00317.18
8.0.150.0060.00317.15
8.0.140.0070.00017.04
8.0.130.0050.00013.34
8.0.120.0000.00916.95
8.0.110.0070.00017.00
8.0.100.0050.00217.09
8.0.90.0000.00716.93
8.0.80.0030.01017.07
8.0.70.0040.00416.98
8.0.60.0000.00817.20
8.0.50.0070.00017.03
8.0.30.0100.00717.32
8.0.20.0090.01217.40
8.0.10.0000.00717.20
8.0.00.0110.00616.97
7.4.330.0020.00216.66
7.4.320.0030.00316.66
7.4.300.0030.00316.56
7.4.290.0000.00716.63
7.4.280.0070.00016.42
7.4.270.0000.00716.60
7.4.260.0030.00316.57
7.4.250.0050.00216.51
7.4.240.0070.00016.62
7.4.230.0030.00316.64
7.4.220.0140.00316.68
7.4.210.0090.00616.56
7.4.200.0030.00516.49
7.4.160.0140.00316.74
7.4.150.0140.00717.40
7.4.140.0090.01117.86
7.4.130.0080.01416.59
7.4.120.0110.00616.59
7.4.110.0140.01116.67
7.4.100.0100.00716.47
7.4.90.0100.01316.53
7.4.80.0130.01019.39
7.4.70.0110.01116.44
7.4.60.0000.01716.52
7.4.50.0000.01216.75
7.4.40.0070.01716.43
7.4.30.0100.01316.64
7.4.00.0090.00915.22
7.3.330.0030.00313.07
7.3.320.0030.00413.16
7.3.310.0000.00716.46
7.3.300.0030.00316.32
7.3.290.0000.00716.23
7.3.280.0080.01116.36
7.3.270.0110.00617.40
7.3.260.0140.00316.62
7.3.250.0080.00916.44
7.3.240.0100.00916.38
7.3.230.0080.00816.45
7.3.210.0110.00516.46
7.3.200.0030.01316.46
7.3.190.0040.01216.32
7.3.180.0090.00916.70
7.3.170.0070.01016.57
7.3.160.0110.01116.52
7.3.10.0300.00615.83
7.3.00.0350.01115.79
7.2.330.0120.00916.57
7.2.320.0170.00716.52
7.2.310.0070.01016.57
7.2.300.0030.01216.50
7.2.290.0100.01016.83
7.2.130.0300.00515.93
7.2.120.0230.00916.04
7.2.110.0270.00515.86
7.2.100.0160.01016.09
7.2.90.0300.01016.14
7.2.80.0330.00415.91
7.2.70.0230.00616.10
7.2.60.0180.00616.37
7.2.50.0220.00516.05
7.2.40.0210.00816.05
7.2.30.0280.01015.81
7.2.20.0320.00716.22
7.2.10.0210.00815.87
7.2.00.0220.00316.09
7.1.250.0240.00815.01
7.1.240.0430.01214.24
7.1.230.0480.01613.94
7.1.220.0450.01314.15
7.1.210.0680.00614.07
7.1.200.0370.01114.70
7.1.190.0520.00313.75
7.1.180.1150.00314.14
7.1.170.0450.01214.09
7.1.160.0560.00413.84
7.1.150.0580.00613.93
7.1.140.0660.00714.11
7.1.130.0580.00414.13
7.1.120.0530.00313.75
7.1.110.0620.00713.86
7.1.100.0370.01714.15
7.1.90.0510.00713.76
7.1.80.0420.00014.05
7.1.70.0300.00915.68
7.1.60.0240.00815.61
7.1.50.0270.00515.59
7.1.40.0310.01115.19
7.1.30.0240.01115.42
7.1.20.0310.00515.34
7.1.10.0400.00615.28
7.1.00.0210.00515.27
7.0.330.0400.00913.64
7.0.320.0560.00313.86
7.0.310.0450.00913.54
7.0.300.0520.01313.64
7.0.290.0570.01313.82
7.0.280.0600.00713.81
7.0.270.0610.01113.86
7.0.260.0610.01013.60
7.0.250.0590.00713.46
7.0.240.0590.00713.68
7.0.230.0460.00713.52
7.0.220.0550.01513.48
7.0.210.0410.01313.68
7.0.200.0380.01015.23
7.0.190.0250.00815.20
7.0.180.0480.00715.05
7.0.170.0270.01015.21
7.0.160.0160.00915.01
7.0.150.0340.00614.97
7.0.140.0240.01115.09
7.0.130.0240.00815.22
7.0.120.0220.01215.18
7.0.110.0290.00815.07
7.0.100.0310.00714.86
7.0.90.0210.00714.93
7.0.80.0250.01015.06
7.0.70.0320.00814.97
7.0.60.0220.00715.03
7.0.50.0300.00815.11
7.0.40.0280.00414.32
7.0.30.0240.00614.39
7.0.20.0340.00714.40
7.0.10.0260.01014.39
7.0.00.0230.00914.37
5.6.380.0230.01014.39
5.6.370.0150.00414.16
5.6.360.0080.00814.42
5.6.350.0150.01514.36
5.6.340.0130.00614.59
5.6.330.0140.00514.28
5.6.320.0120.00614.17
5.6.310.0200.00714.37
5.6.300.0070.02717.58
5.6.290.0120.02617.33
5.6.280.0160.02917.58
5.6.270.0120.03917.63
5.6.260.0040.04917.71
5.6.250.0060.02717.79
5.6.240.0120.02017.57
5.6.230.0110.03017.69
5.6.220.0040.03117.65
5.6.210.0100.04417.77
5.6.200.0090.02717.58
5.6.190.0040.02917.57
5.6.180.0120.02017.65
5.6.170.0180.02317.57
5.6.160.0200.02117.57
5.6.150.0070.02617.74
5.6.140.0090.02817.49
5.6.130.0080.03617.61
5.6.120.0140.02317.75
5.6.110.0110.03217.50
5.6.100.0080.04317.57
5.6.90.0190.01817.76
5.6.80.0090.02317.31
5.6.70.0110.02317.31
5.6.60.0090.02717.15
5.6.50.0100.03617.30
5.6.40.0100.03617.15
5.6.30.0130.04117.20
5.6.20.0090.02317.28
5.6.10.0090.02917.29
5.6.00.0080.02917.24
5.5.380.0080.02814.43
5.5.370.0120.02014.33
5.5.360.0080.02614.27
5.5.350.0050.02714.21
5.5.340.0070.02714.49
5.5.330.0070.02214.56
5.5.320.0130.01914.45
5.5.310.0120.01614.61
5.5.300.0120.03614.48
5.5.290.0020.03014.56
5.5.280.0110.02114.60
5.5.270.0120.04214.62
5.5.260.0070.03514.55
5.5.250.0050.02514.44
5.5.240.0070.03014.31
5.5.230.0080.02014.31
5.5.220.0100.02014.21
5.5.210.0060.03414.34
5.5.200.0100.04214.09
5.5.190.0030.02814.19
5.5.180.0070.02614.16
5.5.170.0090.00711.24
5.5.160.0070.02614.30
5.5.150.0060.02614.38
5.5.140.0050.02314.01
5.5.130.0060.02814.13
5.5.120.0110.01714.16
5.5.110.0050.02614.08
5.5.100.0070.02614.06
5.5.90.0120.02114.10
5.5.80.0080.02114.30
5.5.70.0020.02714.21
5.5.60.0040.02514.23
5.5.50.0090.01914.22
5.5.40.0060.02514.23
5.5.30.0060.02214.22
5.5.20.0070.02313.91
5.5.10.0100.02314.18
5.5.00.0120.02014.21

preferences:
49.33 ms | 401 KiB | 5 Q