3v4l.org

run code in 300+ PHP versions simultaneously
<?php $d = new DateTime('2011-01-15 00:00:00'); $d2 = $d->modify('first day of this month'); echo Date('t', 2); //$d2 = $d2->modify('last day of this month'); //$d3 = $d2->modify('last day of previous month'); var_dump($d2);

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)
8.3.60.0160.00316.75
8.3.50.0100.01021.01
8.3.40.0040.01118.66
8.3.30.0040.01118.83
8.3.20.0080.00020.21
8.3.10.0040.00421.88
8.3.00.0070.00019.02
8.2.180.0140.00725.92
8.2.170.0140.00719.23
8.2.160.0140.00022.96
8.2.150.0000.00824.18
8.2.140.0120.00324.66
8.2.130.0080.00026.16
8.2.120.0040.00420.99
8.2.110.0030.00622.21
8.2.100.0040.00718.03
8.2.90.0000.00819.32
8.2.80.0000.00817.97
8.2.70.0080.00017.61
8.2.60.0040.00417.93
8.2.50.0080.00018.07
8.2.40.0050.00318.47
8.2.30.0060.00318.25
8.2.20.0030.00617.98
8.2.10.0040.00418.18
8.2.00.0080.00018.20
8.1.280.0060.00925.92
8.1.270.0190.00020.38
8.1.260.0080.00026.35
8.1.250.0040.00428.09
8.1.240.0050.00523.96
8.1.230.0000.01119.08
8.1.220.0040.00417.74
8.1.210.0040.00418.77
8.1.200.0060.00617.48
8.1.190.0080.00017.48
8.1.180.0050.00318.10
8.1.170.0050.00318.61
8.1.160.0030.00621.98
8.1.150.0060.00319.01
8.1.140.0030.00617.54
8.1.130.0030.00317.86
8.1.120.0000.00817.70
8.1.110.0000.00717.65
8.1.100.0000.00717.52
8.1.90.0030.00417.55
8.1.80.0000.00717.49
8.1.70.0000.00717.50
8.1.60.0030.00517.77
8.1.50.0040.00417.69
8.1.40.0000.00817.66
8.1.30.0000.00817.79
8.1.20.0040.00417.79
8.1.10.0020.00517.76
8.1.00.0050.00317.67
8.0.300.0040.00418.77
8.0.290.0040.00416.88
8.0.280.0050.00218.58
8.0.270.0000.00717.31
8.0.260.0000.00717.31
8.0.250.0030.00317.19
8.0.240.0040.00417.10
8.0.230.0070.00017.21
8.0.220.0070.00017.09
8.0.210.0070.00017.06
8.0.200.0030.00317.13
8.0.190.0040.00417.22
8.0.180.0050.00217.01
8.0.170.0000.00817.10
8.0.160.0000.00716.98
8.0.150.0040.00416.97
8.0.140.0100.00017.07
8.0.130.0000.00513.42
8.0.120.0000.00816.92
8.0.110.0050.00317.03
8.0.100.0070.00017.05
8.0.90.0050.00317.04
8.0.80.0110.00617.09
8.0.70.0000.00717.14
8.0.60.0060.00317.09
8.0.50.0080.00016.95
8.0.30.0110.00717.18
8.0.20.0100.00817.46
8.0.10.0000.00717.29
8.0.00.0130.00716.91
7.4.330.0000.00515.21
7.4.320.0030.00316.67
7.4.300.0070.00016.65
7.4.290.0050.00216.65
7.4.280.0040.00416.63
7.4.270.0030.00316.64
7.4.260.0000.00716.72
7.4.250.0040.00416.60
7.4.240.0040.00416.67
7.4.230.0000.00716.53
7.4.220.0090.01516.67
7.4.210.0090.00816.64
7.4.200.0000.00716.52
7.4.160.0100.00616.66
7.4.150.0090.00817.40
7.4.140.0150.00717.86
7.4.130.0130.00616.66
7.4.120.0100.01416.74
7.4.110.0060.01516.68
7.4.100.0090.00916.67
7.4.90.0090.01516.71
7.4.80.0090.00919.39
7.4.70.0150.00316.86
7.4.60.0140.00416.72
7.4.50.0030.00516.55
7.4.40.0100.00616.54
7.4.30.0170.00716.76
7.4.00.0140.00015.29
7.3.330.0030.00313.18
7.3.320.0000.00513.02
7.3.310.0040.00416.30
7.3.300.0030.00316.15
7.3.290.0080.00816.30
7.3.280.0100.00716.31
7.3.270.0120.00617.40
7.3.260.0160.00016.24
7.3.250.0110.00816.42
7.3.240.0060.01216.69
7.3.230.0040.01416.43
7.3.210.0120.00416.63
7.3.200.0100.01019.39
7.3.190.0030.01716.44
7.3.180.0100.00716.55
7.3.170.0140.00416.58
7.3.160.0140.00716.67
7.2.330.0090.01216.71
7.2.320.0140.00316.57
7.2.310.0110.00716.64
7.2.300.0070.01016.66
7.2.290.0170.00316.57
7.2.00.0030.00919.42
7.1.100.0050.00518.12
7.1.70.0040.00417.30
7.1.60.0140.01119.48
7.1.50.0100.01017.10
7.1.00.0000.07722.31
7.0.200.0070.00716.93
7.0.100.0070.04720.01
7.0.90.0070.08319.89
7.0.80.0170.07719.99
7.0.70.0030.04319.82
7.0.60.0070.07320.05
7.0.50.0100.08320.25
7.0.40.0130.07020.15
7.0.30.0130.07020.08
7.0.20.0030.09020.14
7.0.10.0070.08320.04
7.0.00.0070.07720.10
5.6.280.0070.07021.10
5.6.250.0070.07020.60
5.6.240.0130.06320.50
5.6.230.0030.04320.68
5.6.220.0100.08020.58
5.6.210.0030.04320.46
5.6.200.0070.08320.94
5.6.190.0030.08720.96
5.6.180.0130.07021.04
5.6.170.0000.04721.02
5.6.160.0030.04320.93
5.6.150.0170.07721.04
5.6.140.0070.06020.99
5.6.130.0100.07021.04
5.6.120.0100.04021.11
5.6.110.0070.04020.92
5.6.100.0130.05020.92
5.6.90.0130.04321.14
5.6.80.0000.04320.49
5.6.70.0070.04020.51
5.6.60.0030.04720.33
5.6.50.0030.04320.39
5.6.40.0100.04020.50
5.6.30.0030.05720.43
5.6.20.0100.04720.32
5.6.10.0070.03720.45
5.6.00.0030.04720.47
5.5.380.0030.08720.50
5.5.370.0100.08020.41
5.5.360.0100.06720.52
5.5.350.0100.06020.45
5.5.340.0000.08720.80
5.5.330.0030.04720.79
5.5.320.0100.08020.89
5.5.310.0070.04720.76
5.5.300.0000.04720.85
5.5.290.0000.08320.89
5.5.280.0100.08020.85
5.5.270.0030.05720.81
5.5.260.0100.03320.91
5.5.250.0070.03720.71
5.5.240.0000.04320.21
5.5.230.0000.04320.25
5.5.220.0130.03020.28
5.5.210.0030.04020.21
5.5.200.0130.03020.25
5.5.190.0070.04020.13
5.5.180.0070.03720.27
5.5.160.0000.04320.15
5.5.150.0070.03720.27
5.5.140.0070.04320.18
5.5.130.0070.03719.98
5.5.120.0030.04320.11
5.5.110.0000.07320.13
5.5.100.0000.04319.95
5.5.90.0070.04320.07
5.5.80.0100.05020.00
5.5.70.0070.03719.96
5.5.60.0070.03720.09
5.5.50.0030.04020.07
5.5.40.0070.03319.93
5.5.30.0030.04019.98
5.5.20.0000.04320.02
5.5.10.0070.03720.05
5.5.00.0170.02720.02
5.4.450.0100.07719.38
5.4.440.0100.07319.35
5.4.430.0030.04019.41
5.4.420.0070.06019.46
5.4.410.0030.04019.25
5.4.400.0070.04018.96
5.4.390.0030.03719.12
5.4.380.0000.04019.08
5.4.370.0030.03718.98
5.4.360.0000.04019.07
5.4.350.0100.04719.23
5.4.340.0000.04019.05
5.4.320.0130.06719.13
5.4.310.0070.05719.03
5.4.300.0030.04319.05
5.4.290.0030.03719.09
5.4.280.0030.03718.96
5.4.270.0030.04019.04
5.4.260.0000.04319.14
5.4.250.0030.06319.04
5.4.240.0030.04019.02
5.4.230.0000.04019.22
5.4.220.0070.03719.22
5.4.210.0070.03719.12
5.4.200.0000.04318.99
5.4.190.0030.03719.04
5.4.180.0030.03719.11
5.4.170.0000.04019.21
5.4.160.0000.04019.12
5.4.150.0030.04019.10
5.4.140.0070.03316.43
5.4.130.0000.03716.45
5.4.120.0000.03716.41
5.4.110.0030.05016.46
5.4.100.0130.04316.36
5.4.90.0130.06716.46
5.4.80.0030.03716.36
5.4.70.0030.06716.41
5.4.60.0130.06316.18
5.4.50.0130.05016.42
5.4.40.0000.07716.47
5.4.30.0070.06716.18
5.4.20.0070.07016.28
5.4.10.0000.08316.27
5.4.00.0070.06315.76
5.3.290.0000.04014.65
5.3.280.0030.04014.42
5.3.270.0030.04014.42
5.3.260.0030.03714.55
5.3.250.0030.03714.46
5.3.240.0070.03314.54
5.3.230.0000.04014.60
5.3.220.0000.04014.57
5.3.210.0030.03714.48
5.3.200.0100.06714.56
5.3.190.0030.07014.48
5.3.180.0070.07314.56
5.3.170.0100.06314.42
5.3.160.0070.07014.54
5.3.150.0030.07714.55
5.3.140.0130.04014.51
5.3.130.0030.06014.50
5.3.120.0030.06314.53
5.3.110.0030.07314.46
5.3.100.0070.05313.97
5.3.90.0070.07014.02
5.3.80.0030.07313.92
5.3.70.0100.07014.00
5.3.60.0030.04713.91
5.3.50.0070.07713.91
5.3.40.0070.03713.79
5.3.30.0000.04313.91
5.3.20.0070.05013.68
5.3.10.0070.05013.65
5.3.00.0070.03313.61
5.2.170.0070.04011.09
5.2.160.0000.03010.96
5.2.150.0030.02711.10
5.2.140.0100.04711.19
5.2.130.0070.04711.08
5.2.120.0030.03710.96
5.2.110.0000.03711.04
5.2.100.0000.03311.02
5.2.90.0030.03011.06
5.2.80.0170.01711.09
5.2.70.0030.04010.88
5.2.60.0030.02711.07
5.2.50.0000.03010.96
5.2.40.0070.05710.99
5.2.30.0030.04010.82
5.2.20.0070.02310.94
5.2.10.0070.04710.77
5.2.00.0070.03710.57
5.1.60.0030.05310.05
5.1.50.0070.0309.83
5.1.40.0030.0479.96
5.1.30.0070.04310.39
5.1.20.0000.04310.40
5.1.10.0070.04010.08
5.1.00.0000.05310.10
5.0.50.0000.0509.17
5.0.40.0000.0479.17
5.0.30.0030.0709.17
5.0.20.0070.0379.17
5.0.10.0030.0239.17
5.0.00.0000.0609.17
4.4.90.0000.0179.17
4.4.80.0030.0139.17
4.4.70.0100.0309.17
4.4.60.0000.0209.17
4.4.50.0000.0179.17
4.4.40.0000.0579.17
4.4.30.0000.0379.17
4.4.20.0030.0339.17
4.4.10.0070.0239.17
4.4.00.0000.0409.17
4.3.110.0000.0379.17
4.3.100.0000.0309.17
4.3.90.0030.0309.17
4.3.80.0000.0579.17
4.3.70.0070.0309.17
4.3.60.0000.0309.17
4.3.50.0000.0379.17
4.3.40.0000.0579.17
4.3.30.0000.0339.17
4.3.20.0030.0339.17
4.3.10.0000.0239.17
4.3.00.0030.0239.17

preferences:
44.33 ms | 401 KiB | 5 Q