3v4l.org

run code in 300+ PHP versions simultaneously
<?php $start_date = new DateTime("2013-05-13"); $day_of_week = $start_date->format("w"); echo $day_of_week; $start_date->modify('-' . $day_of_week . ' day'); echo $start_date->format('l, F jS, 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)
8.3.60.0140.00718.68
8.3.50.0120.00822.11
8.3.40.0150.00019.02
8.3.30.0180.00318.96
8.3.20.0000.00820.18
8.3.10.0040.01421.85
8.3.00.0050.00322.37
8.2.180.0160.00016.88
8.2.170.0170.00322.96
8.2.160.0110.00420.91
8.2.150.0080.00024.18
8.2.140.0070.00024.66
8.2.130.0040.00426.16
8.2.120.0090.00017.63
8.2.110.0090.00020.56
8.2.100.0060.00618.03
8.2.90.0000.00819.33
8.2.80.0040.00417.97
8.2.70.0060.00617.88
8.2.60.0000.00818.15
8.2.50.0050.00318.07
8.2.40.0080.00018.34
8.2.30.0000.00718.20
8.2.20.0030.00617.86
8.2.10.0030.00519.59
8.2.00.0000.00817.79
8.1.280.0110.00425.92
8.1.270.0050.00323.99
8.1.260.0070.00026.35
8.1.250.0070.00028.09
8.1.240.0060.00323.85
8.1.230.0110.00021.04
8.1.220.0030.00517.91
8.1.210.0040.00418.77
8.1.200.0090.00317.25
8.1.190.0050.00317.55
8.1.180.0050.00318.69
8.1.170.0060.00318.78
8.1.160.0000.00822.01
8.1.150.0040.00418.89
8.1.140.0040.00417.69
8.1.130.0030.00317.85
8.1.120.0000.00717.66
8.1.110.0000.00717.69
8.1.100.0030.00317.63
8.1.90.0040.00417.68
8.1.80.0040.00417.59
8.1.70.0030.00317.59
8.1.60.0000.00817.75
8.1.50.0070.00017.60
8.1.40.0050.00317.69
8.1.30.0040.00417.85
8.1.20.0050.00317.84
8.1.10.0040.00417.68
8.1.00.0030.00517.82
8.0.300.0000.00718.77
8.0.290.0040.00417.16
8.0.280.0070.00018.50
8.0.270.0040.00317.31
8.0.260.0030.00318.45
8.0.250.0040.00417.09
8.0.240.0000.00817.16
8.0.230.0000.00617.15
8.0.220.0000.00617.20
8.0.210.0070.00017.04
8.0.200.0070.00017.22
8.0.190.0070.00317.11
8.0.180.0030.00317.20
8.0.170.0040.00417.06
8.0.160.0070.00017.25
8.0.150.0030.00617.21
8.0.140.0000.00817.12
8.0.130.0000.00613.48
8.0.120.0040.00417.00
8.0.110.0000.00717.08
8.0.100.0050.00217.06
8.0.90.0040.00417.26
8.0.80.0060.01017.15
8.0.70.0040.00416.93
8.0.60.0000.00716.99
8.0.50.0030.00517.13
8.0.30.0090.00917.39
8.0.20.0060.01217.47
8.0.10.0050.00217.11
8.0.00.0070.01216.93
7.4.330.0050.00015.00
7.4.320.0000.00616.64
7.4.300.0000.00616.78
7.4.290.0030.00316.73
7.4.280.0040.00416.73
7.4.270.0000.00616.63
7.4.260.0000.00716.70
7.4.250.0040.00416.68
7.4.240.0040.00416.67
7.4.230.0000.00716.58
7.4.220.0120.00916.75
7.4.210.0060.00816.75
7.4.200.0040.00416.67
7.4.190.0000.00716.61
7.4.160.0160.00016.82
7.4.150.0100.00717.40
7.4.140.0120.01017.86
7.4.130.0070.01016.80
7.4.120.0110.00716.71
7.4.110.0060.01016.62
7.4.100.0110.00616.57
7.4.90.0170.00016.59
7.4.80.0070.01119.39
7.4.70.0160.00416.66
7.4.60.0000.01516.51
7.4.50.0000.00516.82
7.4.40.0110.00022.77
7.4.30.0150.00416.71
7.4.00.0100.00614.83
7.3.330.0000.00513.36
7.3.320.0030.00313.30
7.3.310.0000.00616.40
7.3.300.0040.00416.30
7.3.290.0130.00316.37
7.3.280.0070.00916.52
7.3.270.0180.00017.40
7.3.260.0100.00716.77
7.3.250.0040.01316.67
7.3.240.0070.01316.50
7.3.230.0070.01017.03
7.3.210.0030.01316.77
7.3.200.0060.01619.39
7.3.190.0090.00916.71
7.3.180.0090.01316.77
7.3.170.0030.01316.80
7.3.160.0060.00916.53
7.3.120.0120.00315.06
7.2.330.0060.01216.64
7.2.320.0070.01116.93
7.2.310.0120.00616.70
7.2.300.0060.01216.89
7.2.290.0150.00616.89
7.2.60.0110.00417.25
7.2.00.0060.00919.60
7.1.200.0040.01116.01
7.1.100.0070.00718.32
7.1.70.0000.00717.47
7.1.60.0090.01519.82
7.1.50.0120.01217.11
7.1.00.0000.08022.36
7.0.200.0000.00716.75
7.0.140.0070.07022.08
7.0.60.0130.07719.99
7.0.50.0070.05017.82
7.0.40.0070.05320.02
7.0.30.0300.06720.00
7.0.20.0230.05020.19
7.0.10.0330.07320.21
7.0.00.0070.04020.16
5.6.280.0000.07020.86
5.6.210.0070.06720.53
5.6.200.0070.05018.15
5.6.190.0170.07720.61
5.6.180.3930.04720.68
5.6.170.0270.05020.38
5.6.160.0100.07720.52
5.6.150.0030.09018.16
5.6.140.0070.07318.20
5.6.130.0070.07318.16
5.6.120.0100.08021.03
5.6.110.0030.04720.99
5.6.100.0130.07720.95
5.6.90.0030.04321.00
5.6.80.0030.07320.40
5.6.70.0170.03320.38
5.5.350.0000.08320.43
5.5.340.0100.07017.92
5.5.330.0170.08020.23
5.5.320.0270.06720.20
5.5.310.0330.05720.27
5.5.300.0070.05718.02
5.5.290.0130.07317.90
5.5.280.0000.04320.68
5.5.270.0130.06720.86
5.5.260.0070.03720.96
5.5.250.0230.06720.67
5.5.240.0100.04320.16
5.4.450.0270.08019.37
5.4.440.0270.06719.24
5.4.430.0130.05319.13
5.4.420.0170.04319.23
5.4.410.0230.03319.44
5.4.400.0170.04018.90
5.4.390.0200.07718.93
5.4.380.0330.05719.13
5.4.370.0270.03718.80
5.4.360.0230.03319.21
5.4.350.0270.06719.08
5.4.340.0170.04018.91
5.4.320.0230.07019.24
5.4.310.0330.05719.07
5.4.300.0200.03719.12
5.4.290.0230.06319.21
5.4.280.0270.06319.17
5.4.270.0230.03018.90
5.4.260.0230.05719.07
5.4.250.0030.04319.12
5.4.240.0070.05719.07
5.4.230.0200.04718.92
5.4.220.0270.04319.12
5.4.210.0100.04319.10
5.4.200.0270.06718.79
5.4.190.0200.04718.79
5.4.180.0200.07019.12
5.4.170.0200.03719.25
5.4.160.0200.03319.05
5.4.150.0130.04019.11
5.4.140.0230.06016.36
5.4.130.0170.03716.20
5.4.120.0130.04716.20
5.4.110.0170.05016.43
5.4.100.0170.03316.54
5.4.90.0270.05016.47
5.4.80.0130.05716.26
5.4.70.0200.04016.21
5.4.60.0230.06016.36
5.4.50.0170.07016.40
5.4.40.0130.04016.38
5.4.30.0130.03716.20
5.4.20.0200.04316.03
5.4.10.0130.06716.36
5.4.00.0330.05715.67
5.3.290.0230.05314.57
5.3.280.0230.06014.69
5.3.270.0270.09314.52
5.3.260.0200.04014.62
5.3.250.0070.07714.44
5.3.240.0100.03014.51
5.3.230.1570.05714.61
5.3.220.2030.03714.52
5.3.210.1730.04014.41
5.3.200.0730.04014.40
5.3.190.0000.06714.66
5.3.180.0070.04714.66
5.3.170.0300.04014.41
5.3.160.1870.03314.51
5.3.150.1800.04714.40
5.3.140.2100.04714.46
5.3.130.1770.03714.48
5.3.120.2000.04014.49
5.3.110.1800.03314.45
5.3.100.0230.05714.13
5.3.90.0130.03713.89
5.3.80.0270.03713.83
5.3.70.0100.05313.96
5.3.60.0200.03314.02
5.3.50.0200.03014.04
5.3.40.0200.03013.93
5.3.30.0130.04713.86
5.3.20.0100.05013.47
5.3.10.0170.07013.52
5.3.00.0070.05013.43
5.2.170.0170.02311.20
5.2.160.0070.03310.98
5.2.150.0200.03011.16
5.2.140.0170.03311.02
5.2.130.0130.04311.26
5.2.120.0270.02311.15
5.2.110.0130.03010.96
5.2.100.0230.03011.18
5.2.90.0130.04311.17
5.2.80.0200.03311.01
5.2.70.0200.02711.04
5.2.60.0170.02711.13
5.2.50.0170.03711.06
5.2.40.0300.04311.06
5.2.30.0170.03711.02
5.2.20.0170.05310.87
5.2.10.0130.02710.81
5.2.00.0200.05310.65
5.1.60.0170.02310.00
5.1.50.0100.0239.87
5.1.40.0130.0279.86
5.1.30.0230.05310.40
5.1.20.0170.03710.46
5.1.10.0100.0609.94
5.1.00.0230.0479.99
5.0.50.0070.0238.86
5.0.40.0130.0238.86
5.0.30.0070.0678.86
5.0.20.0130.0378.86
5.0.10.0030.0338.86
5.0.00.0100.0608.86
4.4.90.0070.0178.86
4.4.80.0070.0238.86
4.4.70.0070.0138.86
4.4.60.0100.0378.86
4.4.50.0100.0138.86
4.4.40.0070.0478.86
4.4.30.0100.0138.86
4.4.20.0030.0238.86
4.4.10.0070.0338.86
4.4.00.0030.0378.86
4.3.110.0100.0138.86
4.3.100.0070.0208.86
4.3.90.0070.0178.86
4.3.80.0030.0278.86
4.3.70.0030.0308.86
4.3.60.0070.0238.86
4.3.50.0030.0178.86
4.3.40.0100.0308.86
4.3.30.0030.0308.86
4.3.20.0070.0338.86
4.3.10.0030.0278.86
4.3.00.0000.0408.86

preferences:
43.62 ms | 401 KiB | 5 Q