3v4l.org

run code in 300+ PHP versions simultaneously
<?php $day = date('w'); $week_start = new DateTime(); date_modify($week_start, '-' . $day . ' days'); echo(date_format($week_start, 'Y-m-d'));

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)
8.3.40.0170.00318.96
8.3.30.0150.00018.80
8.3.20.0070.00020.21
8.3.10.0080.00021.77
8.3.00.0000.00918.05
8.2.170.0070.00722.96
8.2.160.0110.00420.52
8.2.150.0050.00224.18
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0060.00321.20
8.2.110.0060.00322.38
8.2.100.0040.00719.89
8.2.90.0000.00819.35
8.2.80.0050.00317.97
8.2.70.0040.00417.88
8.2.60.0060.00318.16
8.2.50.0040.00418.07
8.2.40.0060.00318.34
8.2.30.0040.00718.37
8.2.20.0040.00418.04
8.2.10.0070.00018.04
8.2.00.0030.00617.96
8.1.270.0040.00423.96
8.1.260.0030.00526.35
8.1.250.0040.00428.09
8.1.240.0040.00421.91
8.1.230.0000.01119.16
8.1.220.0000.00817.77
8.1.210.0000.00918.77
8.1.200.0070.00317.60
8.1.190.0060.00317.47
8.1.180.0040.00418.10
8.1.170.0050.00318.95
8.1.160.0000.00722.03
8.1.150.0040.00419.01
8.1.140.0080.00017.70
8.1.130.0030.00317.95
8.1.120.0070.00017.61
8.1.110.0070.00017.60
8.1.100.0000.00717.67
8.1.90.0030.00717.72
8.1.80.0050.00317.74
8.1.70.0000.00717.66
8.1.60.0060.00317.66
8.1.50.0050.00317.59
8.1.40.0060.00317.73
8.1.30.0000.00917.88
8.1.20.0000.00817.77
8.1.10.0080.00017.70
8.1.00.0040.00417.72
8.0.300.0000.00818.77
8.0.290.0000.00716.88
8.0.280.0000.00718.49
8.0.270.0030.00317.07
8.0.260.0000.00817.40
8.0.250.0070.00017.23
8.0.240.0030.00517.09
8.0.230.0030.00317.19
8.0.220.0040.00417.05
8.0.210.0000.00717.13
8.0.200.0030.00317.23
8.0.190.0000.00717.10
8.0.180.0000.00717.14
8.0.170.0030.00617.08
8.0.160.0000.00717.09
8.0.150.0050.00317.05
8.0.140.0000.00717.13
8.0.130.0030.00313.53
8.0.120.0080.00017.07
8.0.110.0040.00417.13
8.0.100.0000.00717.14
8.0.90.0030.00517.20
8.0.80.0060.00917.10
8.0.70.0070.00017.18
8.0.60.0050.00317.06
8.0.50.0080.00017.11
8.0.30.0140.00917.33
8.0.20.0110.00717.40
8.0.10.0050.00517.04
8.0.00.0100.00716.91
7.4.330.0000.00515.26
7.4.320.0030.00316.64
7.4.300.0000.00716.65
7.4.290.0030.00316.63
7.4.280.0040.00416.68
7.4.270.0040.00416.58
7.4.260.0030.00316.64
7.4.250.0050.00316.59
7.4.240.0030.00416.73
7.4.230.0030.00316.79
7.4.220.0070.01016.68
7.4.210.0030.01016.75
7.4.200.0070.00016.48
7.4.160.0140.00316.61
7.4.150.0060.01217.40
7.4.140.0090.01017.86
7.4.130.0110.00616.71
7.4.120.0110.00716.76
7.4.110.0130.01016.75
7.4.100.0150.00316.67
7.4.90.0150.00416.64
7.4.80.0120.01019.39
7.4.70.0050.01116.84
7.4.60.0160.00616.57
7.4.50.0050.00016.73
7.4.40.0080.00816.70
7.4.30.0080.00816.63
7.4.10.0040.01516.66
7.4.00.0050.01115.84
7.3.330.0030.00313.20
7.3.320.0030.00313.34
7.3.310.0030.00316.32
7.3.300.0040.00416.47
7.3.290.0100.00416.45
7.3.280.0100.00816.45
7.3.270.0080.00817.40
7.3.260.0170.00016.75
7.3.250.0120.00816.61
7.3.240.0150.00316.61
7.3.230.0090.00916.57
7.3.210.0130.00316.75
7.3.200.0130.00319.39
7.3.190.0130.00916.63
7.3.180.0150.00016.71
7.3.170.0060.01016.84
7.3.160.0150.00616.54
7.3.130.0070.01316.55
7.3.120.0070.00815.73
7.3.110.0070.00716.64
7.3.100.0070.01016.51
7.3.90.0070.01016.47
7.3.80.0040.01216.70
7.3.70.0070.01416.49
7.3.60.0080.00816.63
7.3.50.0130.00316.50
7.3.40.0070.01016.50
7.3.30.0040.01116.65
7.3.20.0030.01018.46
7.3.10.0090.00618.36
7.3.00.0060.00918.38
7.2.330.0180.00016.91
7.2.320.0070.01116.75
7.2.310.0100.00716.82
7.2.300.0040.01317.04
7.2.290.0030.01316.61
7.2.260.0030.01616.74
7.2.250.0100.00716.68
7.2.240.0030.01216.89
7.2.230.0110.00716.66
7.2.220.0110.00716.91
7.2.210.0140.00716.76
7.2.200.0000.01516.75
7.2.190.0060.00616.68
7.2.180.0120.00316.79
7.2.170.0140.00016.73
7.2.160.0030.00816.68
7.2.150.0060.01018.64
7.2.140.0140.00018.60
7.2.130.0060.00918.54
7.2.120.0030.01318.63
7.2.110.0070.00718.63
7.2.100.0040.00818.71
7.2.90.0040.01118.37
7.2.80.0070.01118.68
7.2.70.0060.00918.57
7.2.60.0100.01017.85
7.2.50.0040.01218.66
7.2.40.0100.00618.62
7.2.30.0140.00318.59
7.2.20.0060.00918.65
7.2.10.0070.01018.64
7.2.00.0070.00719.30
7.1.330.0090.00617.43
7.1.320.0040.01517.53
7.1.310.0070.01117.57
7.1.300.0120.00317.46
7.1.290.0060.00917.47
7.1.280.0030.01017.37
7.1.270.0070.00717.71
7.1.260.0110.00317.43
7.1.250.0000.01317.42
7.1.240.0030.01117.37
7.1.230.0070.00717.59
7.1.220.0080.00417.40
7.1.210.0110.00717.46
7.1.200.0060.00716.62
7.1.190.0050.00517.53
7.1.180.0130.00317.43
7.1.170.0070.00317.34
7.1.160.0120.00317.39
7.1.150.0130.00317.58
7.1.140.0070.00717.54
7.1.130.0030.01217.55
7.1.120.0060.01017.28
7.1.110.0090.00917.41
7.1.100.0070.00417.85
7.1.90.0080.00817.61
7.1.80.0120.00917.49
7.1.70.0070.00817.25
7.1.60.0050.01418.41
7.1.50.0050.01117.29
7.1.40.0080.00417.52
7.1.30.0130.00317.61
7.1.20.0090.00917.52
7.1.10.0100.00717.44
7.1.00.0050.03919.95
7.0.330.0070.00717.00
7.0.320.0060.00317.28
7.0.310.0130.00617.08
7.0.300.0070.00717.17
7.0.290.0130.00017.02
7.0.280.0040.01117.04
7.0.270.0060.01316.78
7.0.260.0060.00917.04
7.0.250.0110.00416.83
7.0.240.0060.01017.22
7.0.230.0080.00817.26
7.0.220.0000.01417.00
7.0.210.0050.00917.03
7.0.200.0060.00516.89
7.0.190.0040.01417.16
7.0.180.0040.00817.09
7.0.170.0130.00317.16
7.0.160.0030.01217.20
7.0.150.0080.00316.99
7.0.140.0080.03519.54
7.0.130.0050.01417.32
7.0.120.0080.01216.88
7.0.110.0040.01817.08
7.0.100.0050.03118.51
7.0.90.0250.03518.49
7.0.80.0270.03118.53
7.0.70.0340.03918.57
7.0.60.0320.04418.51
7.0.50.0200.02718.73
7.0.40.0080.02517.57
7.0.30.0030.03017.62
7.0.20.0080.03217.52
7.0.10.0080.02317.55
7.0.00.0090.02717.64
5.6.400.0090.00616.05
5.6.390.0160.00016.20
5.6.380.0110.00715.82
5.6.370.0040.01116.06
5.6.360.0070.00615.77
5.6.350.0090.00915.82
5.6.340.0070.00715.97
5.6.330.0110.00716.02
5.6.320.0120.00415.95
5.6.310.0120.00915.86
5.6.300.0060.00915.86
5.6.290.0060.01116.05
5.6.280.0070.03818.37
5.6.270.0080.01315.73
5.6.260.0070.01516.11
5.6.250.0070.04718.29
5.6.240.0080.05018.32
5.6.230.0070.04818.22
5.6.220.0090.03618.35
5.6.210.0050.05118.33
5.6.200.0040.02918.48
5.6.190.0090.02318.53
5.6.180.0110.02318.55
5.6.170.0100.02518.45
5.6.160.0060.02518.46
5.6.150.0070.04018.42
5.6.140.0070.02518.62
5.6.130.0050.02718.64
5.6.120.0140.03918.60
5.6.110.0070.02918.45
5.6.100.0030.02818.40
5.6.90.0070.02918.27
5.6.80.0080.02018.22
5.6.70.0050.02618.03
5.6.60.0040.03518.21
5.6.50.0110.02018.13
5.6.40.0020.02718.13
5.6.30.0070.02518.00
5.6.20.0070.02518.05
5.6.10.0030.02818.09
5.6.00.0060.02018.09
5.5.380.0120.04218.08
5.5.370.0090.04618.02
5.5.360.0070.03318.13
5.5.350.0050.04518.20
5.5.340.0030.03218.38
5.5.330.0030.02818.38
5.5.320.0120.02018.36
5.5.310.0070.02318.30
5.5.300.0050.02918.30
5.5.290.0090.02318.37
5.5.280.0070.02718.28
5.5.270.0170.03218.42
5.5.260.0040.02918.37
5.5.250.0050.02818.23
5.5.240.0080.02617.92
5.5.230.0080.02617.98
5.5.220.0070.02418.00
5.5.210.0060.02918.02
5.5.200.0080.02517.87
5.5.190.0080.02618.01
5.5.180.0050.02917.91
5.5.170.0130.01015.53
5.5.160.0090.02217.95
5.5.150.0080.02617.87
5.5.140.0100.02317.79
5.5.130.0120.02018.01
5.5.120.0050.02717.90
5.5.110.0100.02518.01
5.5.100.0050.02717.89
5.5.90.0070.02517.81
5.5.80.0090.04617.90
5.5.70.0100.04017.88
5.5.60.0050.03517.82
5.5.50.0080.03517.67
5.5.40.0070.03017.89
5.5.30.0030.02717.73
5.5.20.0060.04217.73
5.5.10.0080.04317.84
5.5.00.0080.02417.80
5.4.450.0070.02315.98
5.4.440.0020.02816.12
5.4.430.0080.02215.97
5.4.420.0050.02616.04
5.4.410.0020.02815.95
5.4.400.0090.02016.02
5.4.390.0020.02715.79
5.4.380.0090.01715.72
5.4.370.0050.02115.85
5.4.360.0070.02215.93
5.4.350.0060.02315.92
5.4.340.0050.02315.86
5.4.330.0040.00812.65
5.4.320.0090.02215.85
5.4.310.0070.02515.81
5.4.300.0050.02215.89
5.4.290.0070.02215.88
5.4.280.0050.02415.82
5.4.270.0050.02815.86
5.4.260.0060.02515.94
5.4.250.0080.03315.89
5.4.240.0070.03715.92
5.4.230.0040.04715.80
5.4.220.0070.02515.89
5.4.210.0050.03415.71
5.4.200.0080.03515.87
5.4.190.0090.03515.88
5.4.180.0060.02515.83
5.4.170.0070.03915.83
5.4.160.0120.03515.78
5.4.150.0080.03815.72
5.4.140.0060.03714.51
5.4.130.0060.03814.61
5.4.120.0090.03614.46
5.4.110.0130.03314.50
5.4.100.0070.02714.46
5.4.90.0080.02414.46
5.4.80.0090.03414.47
5.4.70.0060.03814.50
5.4.60.0050.04214.48
5.4.50.0050.04214.53
5.4.40.0050.04114.45
5.4.30.0110.02614.49
5.4.20.0100.03714.55
5.4.10.0030.04314.47
5.4.00.0030.04114.16
5.3.290.0090.01913.91
5.3.280.0080.02513.95
5.3.270.0070.03513.82
5.3.260.0070.02913.87
5.3.250.0100.03813.80
5.3.240.0070.04213.85
5.3.230.0090.03813.87
5.3.220.0100.03413.79
5.3.210.0090.02313.61
5.3.200.0000.04013.70
5.3.190.0100.03813.70
5.3.180.0030.04713.87
5.3.170.0050.04313.75
5.3.160.0070.04213.70
5.3.150.0050.04113.80
5.3.140.0020.03313.78
5.3.130.0070.04013.77
5.3.120.0050.03313.95
5.3.110.0080.03613.87
5.3.100.0080.02813.54
5.3.90.0060.02813.55
5.3.80.0080.04013.40
5.3.70.0090.03713.43
5.3.60.0050.03813.50
5.3.50.0070.03313.53
5.3.40.0070.04313.54
5.3.30.0070.03813.44
5.3.20.0090.02713.20
5.3.10.0060.03313.25
5.3.00.0050.03613.21
5.2.170.0030.06310.98
5.2.160.0100.05010.98
5.2.150.0030.07011.21
5.2.140.0030.06010.96
5.2.130.0070.05711.12
5.2.120.0000.05011.09
5.2.110.0100.05711.14
5.2.100.0000.05711.12
5.2.90.0000.04711.05
5.2.80.0030.06711.16
5.2.70.0070.06011.04
5.2.60.0000.04011.04
5.2.50.0000.06710.97
5.2.40.0000.06711.04
5.2.30.0100.06010.76
5.2.20.0100.05710.90
5.2.10.0100.05710.87
5.2.00.0030.06710.73
5.1.60.0000.03010.34
5.1.50.0070.05010.34
5.1.40.0100.03310.34
5.1.30.0030.05710.34
5.1.20.0030.05710.34
5.1.10.0170.04710.34
5.1.00.0000.06310.34
5.0.50.0030.04710.34
5.0.40.0030.03310.34
5.0.30.0000.06010.34
5.0.20.0000.04710.34
5.0.10.0030.04310.34
5.0.00.0030.03310.34
4.4.90.0030.03310.34
4.4.80.0030.03010.34
4.4.70.0030.03310.34
4.4.60.0000.04010.34
4.4.50.0030.03310.34
4.4.40.0030.02710.34
4.4.30.0070.03010.34
4.4.20.0030.03310.34
4.4.10.0070.03010.34
4.4.00.0030.05310.34
4.3.110.0000.02010.34
4.3.100.0070.03310.34
4.3.90.0030.03310.34
4.3.80.0030.02710.34
4.3.70.0070.03010.34
4.3.60.0000.03710.34
4.3.50.0000.03710.34
4.3.40.0030.05010.34
4.3.30.0030.03310.34
4.3.20.0030.03310.34
4.3.10.0000.03710.34
4.3.00.0000.03310.34

preferences:
39.6 ms | 400 KiB | 5 Q