3v4l.org

run code in 300+ PHP versions simultaneously
f<?php $datetime = new DateTime('first day of this month'); echo $datetime->format('w');

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)
8.3.70.0140.00016.61
8.3.60.0130.00318.43
8.3.50.0110.00621.33
8.3.40.0130.00318.97
8.3.30.0140.00020.20
8.3.20.0060.00318.95
8.3.10.0040.00421.05
8.3.00.0080.00022.48
8.2.180.0100.00716.75
8.2.170.0000.01422.96
8.2.160.0070.00720.52
8.2.150.0080.00024.18
8.2.140.0070.00324.66
8.2.130.0020.00526.16
8.2.120.0070.00020.88
8.2.110.0030.00620.29
8.2.100.0040.00719.77
8.2.90.0080.00018.16
8.2.80.0030.00518.05
8.2.70.0040.00417.75
8.2.60.0030.00617.90
8.2.50.0050.00518.07
8.2.40.0030.00618.05
8.2.30.0040.00419.61
8.2.20.0070.00017.84
8.2.10.0000.00817.80
8.2.00.0040.00417.84
8.1.280.0100.00725.92
8.1.270.0060.00323.99
8.1.260.0040.00426.35
8.1.250.0000.00728.09
8.1.240.0090.00022.19
8.1.230.0040.00721.05
8.1.220.0040.00417.79
8.1.210.0040.00418.89
8.1.200.0060.00317.50
8.1.190.0040.00417.65
8.1.180.0030.00918.10
8.1.170.0060.00318.62
8.1.160.0080.00019.01
8.1.150.0040.00418.88
8.1.140.0060.00317.70
8.1.130.0030.00317.96
8.1.120.0000.00717.54
8.1.110.0040.00417.65
8.1.100.0040.00417.61
8.1.90.0070.00017.62
8.1.80.0070.00017.71
8.1.70.0000.00717.59
8.1.60.0000.00817.64
8.1.50.0080.00017.68
8.1.40.0030.00617.50
8.1.30.0040.00417.74
8.1.20.0030.00617.68
8.1.10.0040.00417.69
8.1.00.0060.00317.66
8.0.300.0020.00520.13
8.0.290.0080.00017.18
8.0.280.0030.00318.59
8.0.270.0070.00017.29
8.0.260.0000.00817.15
8.0.250.0000.00717.24
8.0.240.0040.00417.20
8.0.230.0030.00317.05
8.0.220.0070.00017.09
8.0.210.0000.00717.05
8.0.200.0000.00816.98
8.0.190.0040.00417.21
8.0.180.0030.00517.00
8.0.170.0000.00817.00
8.0.160.0030.00517.11
8.0.150.0000.00817.04
8.0.140.0000.00717.00
8.0.130.0000.00613.42
8.0.120.0040.00416.93
8.0.110.0040.00417.04
8.0.100.0040.00417.08
8.0.90.0050.00217.04
8.0.80.0090.00617.06
8.0.70.0000.00817.03
8.0.60.0020.00516.99
8.0.50.0000.00717.14
8.0.30.0090.01317.33
8.0.20.0080.01017.40
8.0.10.0020.00517.05
8.0.00.0060.01416.88
7.4.330.0000.00516.88
7.4.320.0030.00316.61
7.4.300.0000.00616.74
7.4.290.0000.00716.66
7.4.280.0040.00416.71
7.4.270.0030.00316.63
7.4.260.0030.00313.32
7.4.250.0080.00016.70
7.4.240.0020.00516.68
7.4.230.0000.00716.65
7.4.220.0060.01216.77
7.4.210.0110.00816.73
7.4.200.0000.00716.66
7.4.190.0070.00016.59
7.4.160.0030.01316.56
7.4.150.0100.00717.40
7.4.140.0130.00517.86
7.4.130.0110.00916.64
7.4.120.0100.00716.62
7.4.110.0090.01516.82
7.4.100.0090.00816.67
7.4.90.0040.01416.57
7.4.80.0100.01119.39
7.4.70.0030.01416.63
7.4.60.0120.00716.53
7.4.50.0040.00416.60
7.4.40.0090.00422.77
7.4.30.0070.01416.96
7.4.00.0070.01115.12
7.3.330.0000.00513.17
7.3.320.0000.00613.06
7.3.310.0070.00016.21
7.3.300.0000.00616.25
7.3.290.0090.00616.43
7.3.280.0090.01316.32
7.3.270.0130.00517.40
7.3.260.0090.01018.24
7.3.250.0160.00116.38
7.3.240.0120.00416.64
7.3.230.0130.00316.54
7.3.210.0160.00016.59
7.3.200.0070.01019.39
7.3.190.0090.01316.65
7.3.180.0060.01016.49
7.3.170.0030.01316.30
7.3.160.0200.00416.43
7.3.120.0090.00914.91
7.2.330.0170.00716.81
7.2.320.0130.01016.79
7.2.310.0140.01017.04
7.2.300.0160.00616.64
7.2.290.0070.01116.90
7.2.60.0060.00916.97
7.2.00.0040.00819.19
7.1.200.0120.00315.87
7.1.100.0070.00718.23
7.1.70.0040.00417.26
7.1.60.0090.01519.17
7.1.50.0070.01616.96
7.1.00.0000.04322.30
7.0.200.0050.00216.93
7.0.140.0000.07722.18
7.0.60.0170.07019.99
7.0.50.0230.06317.86
7.0.40.0130.08719.96
7.0.30.0270.04720.00
7.0.20.0400.04720.18
7.0.10.0300.08020.04
7.0.00.0070.08320.04
5.6.280.0100.06720.84
5.6.210.0070.03720.75
5.6.200.0100.07718.11
5.6.190.0070.09020.41
5.6.180.3470.04020.65
5.6.170.0330.07020.38
5.6.160.0100.08020.70
5.6.150.0030.05018.21
5.6.140.0070.08018.21
5.6.130.0070.04318.16
5.6.120.0100.07720.89
5.6.110.0100.04720.98
5.6.100.0130.07720.97
5.6.90.0030.09021.07
5.6.80.0030.08020.43
5.6.70.0200.03020.38
5.5.350.0230.07720.48
5.5.340.0170.05017.99
5.5.330.0070.08720.13
5.5.320.0330.04020.31
5.5.310.0400.07320.30
5.5.300.0100.03717.88
5.5.290.0100.06717.96
5.5.280.0100.08320.84
5.5.270.0100.08720.88
5.5.260.0170.07020.95
5.5.250.0130.07020.68
5.5.240.0130.06720.32
5.4.450.2870.03719.41
5.4.440.2430.04319.39
5.4.430.2570.04019.41
5.4.420.1070.04019.41
5.4.410.0000.04019.30
5.4.400.0070.03718.89
5.4.390.0000.04718.91
5.4.380.2730.03019.25
5.4.370.2900.03719.10
5.4.360.2730.03719.16
5.4.350.2730.03718.78
5.4.340.3200.05019.08
5.4.320.2630.04018.81
5.4.310.2770.04018.80
5.4.300.3000.03019.09
5.4.290.3030.03718.88
5.4.280.2770.03719.08
5.4.270.2770.03719.13
5.4.260.3000.04018.91
5.4.250.3130.03719.13
5.4.240.2730.03718.79
5.4.230.2800.03319.13
5.4.220.2930.04019.15
5.4.210.3430.04319.18
5.4.200.3130.04019.08
5.4.190.2930.03718.80
5.4.180.2930.03719.23
5.4.170.2930.03319.09
5.4.160.3070.02719.23
5.4.150.2930.03019.22
5.4.140.2870.03316.34
5.4.130.2870.03716.47
5.4.120.3000.03016.26
5.4.110.2430.03716.51
5.4.100.0000.03716.28
5.4.90.0000.06016.39
5.4.80.0030.04016.46
5.4.70.1870.03016.42
5.4.60.2930.03016.41
5.4.50.2930.03016.15
5.4.40.2800.04016.38
5.4.30.2900.03316.36
5.4.20.3100.03016.20
5.4.10.3200.03316.01
5.4.00.2800.03315.75
5.3.290.3070.04014.75
5.3.280.2770.04014.53
5.3.270.2900.04014.60
5.3.260.2730.03714.51
5.3.250.2830.03014.46
5.3.240.2800.03714.45
5.3.230.3030.03314.54
5.3.220.3130.04314.39
5.3.210.2900.03314.57
5.3.200.3330.04014.40
5.3.190.3400.03014.66
5.3.180.2900.04014.41
5.3.170.3000.03714.51
5.3.160.2730.04014.40
5.3.150.2900.04014.40
5.3.140.2730.03714.64
5.3.130.3070.03714.38
5.3.120.3070.04014.45
5.3.110.0100.06714.38
5.3.100.0070.04314.13
5.3.90.1470.03713.92
5.3.80.3400.03713.81
5.3.70.3230.03713.89
5.3.60.3130.02713.95
5.3.50.3070.03713.90
5.3.40.3100.03713.79
5.3.30.2930.03013.81
5.3.20.2970.03713.47
5.3.10.2830.03013.72
5.3.00.3370.04313.53
5.2.170.2600.03011.22
5.2.160.2470.03311.15
5.2.150.2430.03011.29
5.2.140.2430.02711.36
5.2.130.2470.02311.01
5.2.120.2470.02311.01
5.2.110.2430.02311.00
5.2.100.2400.03011.10
5.2.90.2400.02711.21
5.2.80.2430.02711.02
5.2.70.2300.03311.06
5.2.60.2330.03011.02
5.2.50.2370.02710.97
5.2.40.1900.02710.91
5.2.30.1930.02710.88
5.2.20.2200.03011.03
5.2.10.2230.02710.86
5.2.00.1900.03010.63
5.1.60.2070.0239.86
5.1.50.2000.0179.96
5.1.40.2270.02310.05
5.1.30.2130.02710.19
5.1.20.1930.02310.25
5.1.10.1830.0279.94
5.1.00.2100.03010.04
5.0.50.1030.0178.47
5.0.40.1230.0238.49
5.0.30.0970.0308.14
5.0.20.1200.0208.42
5.0.10.1130.0278.25
5.0.00.1070.0308.16
4.4.90.1170.0238.14
4.4.80.0970.0178.14
4.4.70.1100.0178.14
4.4.60.0830.0178.14
4.4.50.1000.0178.14
4.4.40.1070.0238.14
4.4.30.0670.0178.14
4.4.20.1000.0138.14
4.4.10.0900.0178.14
4.4.00.1170.0308.14
4.3.110.1130.0238.14
4.3.100.0930.0178.14
4.3.90.1130.0208.14
4.3.80.1230.0308.14
4.3.70.0930.0178.14
4.3.60.1070.0138.14
4.3.50.0970.0178.14
4.3.40.1200.0278.14
4.3.30.0470.0178.14
4.3.20.0600.0278.14
4.3.10.0500.0138.14
4.3.00.0600.0208.14

preferences:
37.02 ms | 401 KiB | 5 Q