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)
8.3.60.0130.00716.75
8.3.50.0060.01216.29
8.3.40.0210.00018.79
8.3.30.0040.01119.05
8.3.20.0040.00422.00
8.3.10.0070.00021.86
8.3.00.0000.00819.11
8.2.180.0090.00618.66
8.2.170.0090.00922.96
8.2.160.0140.00020.40
8.2.150.0050.00324.18
8.2.140.0080.00024.66
8.2.130.0040.00426.16
8.2.120.0000.00821.01
8.2.110.0070.00322.38
8.2.100.0040.00817.84
8.2.90.0000.00819.21
8.2.80.0080.00017.97
8.2.70.0040.00417.63
8.2.60.0060.00318.04
8.2.50.0030.00618.07
8.2.40.0000.00818.12
8.2.30.0030.00718.31
8.2.20.0090.00017.87
8.2.10.0020.00518.09
8.2.00.0040.00418.11
8.1.270.0050.00323.99
8.1.260.0000.00826.35
8.1.250.0030.00628.09
8.1.240.0060.00323.91
8.1.230.0060.00619.21
8.1.220.0040.00417.74
8.1.210.0000.00818.77
8.1.200.0040.00717.60
8.1.190.0050.00317.48
8.1.180.0060.00318.10
8.1.170.0000.00818.67
8.1.160.0000.00822.02
8.1.150.0070.00018.85
8.1.140.0000.00817.64
8.1.130.0030.00318.01
8.1.120.0000.00817.69
8.1.110.0050.00317.48
8.1.100.0000.00717.53
8.1.90.0000.00717.66
8.1.80.0000.00717.64
8.1.70.0030.00317.49
8.1.60.0040.00417.61
8.1.50.0040.00417.68
8.1.40.0040.00417.62
8.1.30.0000.00817.71
8.1.20.0000.00817.67
8.1.10.0030.00517.67
8.1.00.0000.00717.71
8.0.300.0040.00418.77
8.0.290.0000.00717.00
8.0.280.0030.00318.50
8.0.270.0040.00417.00
8.0.260.0060.00017.25
8.0.250.0000.00717.14
8.0.240.0000.00717.17
8.0.230.0030.00317.05
8.0.220.0040.00417.09
8.0.210.0030.00317.14
8.0.200.0030.00317.14
8.0.190.0070.00017.04
8.0.180.0070.00016.93
8.0.170.0040.00417.00
8.0.160.0000.00717.07
8.0.150.0040.00416.97
8.0.140.0050.00517.07
8.0.130.0000.00513.41
8.0.120.0000.00816.94
8.0.110.0040.00416.98
8.0.100.0000.00716.88
8.0.90.0000.00817.07
8.0.80.0150.00316.96
8.0.70.0050.00216.93
8.0.60.0000.00816.96
8.0.50.0040.00416.97
8.0.30.0130.00617.19
8.0.20.0070.01117.40
8.0.10.0000.00717.20
8.0.00.0090.00916.93
7.4.330.0020.00215.09
7.4.320.0030.00316.59
7.4.300.0000.00816.66
7.4.290.0070.00016.54
7.4.280.0030.00516.68
7.4.270.0030.00316.68
7.4.260.0030.00516.69
7.4.250.0040.00416.70
7.4.240.0030.00416.70
7.4.230.0030.00316.71
7.4.220.0150.00916.79
7.4.210.0100.01016.65
7.4.200.0030.00316.82
7.4.160.0050.01016.48
7.4.150.0140.00317.40
7.4.140.0110.01017.86
7.4.130.0030.01316.61
7.4.120.0100.00716.60
7.4.110.0110.00716.63
7.4.100.0150.00916.51
7.4.90.0090.01316.72
7.4.80.0100.00719.39
7.4.70.0040.01416.70
7.4.60.0140.00716.59
7.4.50.0000.00916.54
7.4.40.0130.00616.60
7.4.30.0180.00616.95
7.4.00.0120.00315.03
7.3.330.0030.00313.25
7.3.320.0000.00513.14
7.3.310.0070.00016.37
7.3.300.0070.00016.34
7.3.290.0070.00916.32
7.3.280.0090.01116.33
7.3.270.0030.01417.40
7.3.260.0070.01116.66
7.3.240.0120.00616.51
7.3.230.0220.02816.76
7.3.210.0120.00416.42
7.3.200.0040.01316.63
7.3.190.0130.00916.52
7.3.180.0060.00916.79
7.3.170.0090.00916.35
7.3.160.0120.00916.37
7.3.10.0000.01516.66
7.3.00.0080.00716.69
7.2.330.0120.00616.66
7.2.320.0080.00816.55
7.2.310.0110.00516.64
7.2.300.0090.00816.43
7.2.290.0060.01416.66
7.2.130.0070.01016.72
7.2.120.0060.00916.87
7.2.110.0050.01016.69
7.2.100.0120.00516.80
7.2.90.0080.01016.88
7.2.80.0100.00816.59
7.2.70.0070.01216.85
7.2.60.0050.01016.80
7.2.50.0140.00316.98
7.2.40.0030.00916.96
7.2.30.0080.00517.04
7.2.20.0050.00917.01
7.2.10.0100.00716.74
7.2.00.0080.00717.82
7.1.250.0070.00815.78
7.1.240.0130.00315.75
7.1.230.0110.00615.85
7.1.220.0150.00015.90
7.1.210.0120.00815.64
7.1.200.0050.01415.88
7.1.190.0080.01515.70
7.1.180.0090.00915.72
7.1.170.0050.00815.97
7.1.160.0140.00415.84
7.1.150.0040.01515.64
7.1.140.0120.00415.88
7.1.130.0030.01015.79
7.1.120.0030.01015.83
7.1.110.0140.00315.68
7.1.100.0120.00416.94
7.1.90.0100.00715.70
7.1.80.0060.00916.14
7.1.70.0050.00816.57
7.1.60.0100.00616.67
7.1.50.0080.01416.44
7.1.40.0110.00415.97
7.1.30.0060.01315.67
7.1.20.0090.00915.44
7.1.10.0110.00415.78
7.1.00.0050.04119.17
7.0.330.0120.00415.25
7.0.320.0110.00715.38
7.0.310.0090.00615.34
7.0.300.0130.00615.49
7.0.290.0030.00915.32
7.0.280.0120.00315.14
7.0.270.0080.00415.44
7.0.260.0050.00815.15
7.0.250.0150.00715.60
7.0.240.0100.01015.33
7.0.230.0070.01415.38
7.0.220.0100.00715.34
7.0.210.0070.00715.39
7.0.200.0110.00316.22
7.0.190.0090.00615.22
7.0.180.0090.00615.12
7.0.170.0140.00015.57
7.0.160.0120.00615.38
7.0.150.0100.00315.12
7.0.140.0040.01115.14
7.0.130.0100.00715.52
7.0.120.0120.00315.37
7.0.110.0160.00015.45
7.0.100.0070.01015.22
7.0.90.0030.01015.39
7.0.80.0100.00315.22
7.0.70.0100.00715.13
7.0.60.0070.03017.69
7.0.50.0090.04416.71
7.0.40.0070.02716.70
7.0.30.0150.03416.71
7.0.20.0130.02116.74
7.0.10.0100.02316.73
7.0.00.0030.03916.79
5.6.380.0040.00814.16
5.6.370.0130.00414.53
5.6.360.0070.01014.43
5.6.350.0120.00314.68
5.6.340.0040.01114.26
5.6.330.0040.00814.41
5.6.320.0070.00414.48
5.6.310.0080.00614.37
5.6.300.0060.00614.59
5.6.290.0070.00714.19
5.6.280.0100.03517.77
5.6.270.0040.01114.30
5.6.260.0100.00314.35
5.6.250.0120.00314.20
5.6.240.0090.00314.77
5.6.230.0100.00314.17
5.6.220.0080.00314.32
5.6.210.0080.04017.42
5.6.200.0050.04616.21
5.6.190.0080.03317.51
5.6.180.0230.03517.48
5.6.170.0170.04317.55
5.6.160.0060.04317.48
5.6.150.0100.03316.39
5.6.140.0070.04716.22
5.6.130.0050.03016.28
5.6.120.0080.02717.65
5.6.110.0070.03317.57
5.6.100.0080.04317.73
5.6.90.0130.02317.63
5.6.80.0070.02217.38
5.6.70.0070.01014.46
5.6.60.0030.01214.16
5.6.50.0170.00314.43
5.6.40.0130.00814.30
5.6.30.0050.01314.40
5.6.20.0060.01414.09
5.6.10.0120.00813.95
5.6.00.0000.01614.32
5.5.380.0000.01111.32
5.5.370.0080.00311.17
5.5.360.0060.00611.09
5.5.350.2090.02415.75
5.5.340.0070.04214.52
5.5.330.0050.02515.76
5.5.320.0150.03615.74
5.5.310.0170.04215.64
5.5.300.0080.02714.67
5.5.290.0040.02414.52
5.5.280.0130.03915.83
5.5.270.0050.02616.03
5.5.260.0080.03815.93
5.5.250.0040.02315.83
5.5.240.0060.03715.73
5.5.230.0110.00411.20
5.5.220.0000.00710.93
5.5.210.0000.01410.90
5.5.200.0040.00810.90
5.5.190.0040.00711.10
5.5.180.0080.00411.00
5.5.170.0130.00010.90
5.5.160.0080.00810.90
5.5.150.0110.00310.90
5.5.140.0050.01010.90
5.5.130.0030.00910.90
5.5.120.0120.00310.90
5.5.110.0120.00310.90
5.5.100.0080.00510.98
5.5.90.0120.00010.90
5.5.80.0070.00711.13
5.5.70.0110.00611.14
5.5.60.0070.00711.20
5.5.50.0120.00411.09
5.5.40.0030.00710.94
5.5.30.0030.00711.23
5.5.20.0030.00311.18
5.5.10.0060.00610.90
5.5.00.0000.01310.90
5.4.450.0270.02215.20
5.4.440.0400.03215.35
5.4.430.0110.02815.21
5.4.420.0140.02715.16
5.4.410.0140.02515.21
5.4.400.0120.02815.05
5.4.390.0120.02715.02
5.4.380.0080.03215.07
5.4.370.0090.02915.10
5.4.360.0080.03115.00
5.4.350.0080.03314.98
5.4.340.0050.03414.99
5.4.330.0130.00510.96
5.4.320.0060.03515.11
5.4.310.0130.02615.02
5.4.300.0130.02315.04
5.4.290.0040.03314.97
5.4.280.0090.02915.03
5.4.270.0060.03214.93
5.4.260.0080.03014.96
5.4.250.0160.02314.93
5.4.240.0110.03015.12
5.4.230.0110.02815.05
5.4.220.0080.03014.98
5.4.210.0120.02715.07
5.4.200.0070.02713.83
5.4.190.0030.03214.93
5.4.180.0140.02715.05
5.4.170.0080.03314.93
5.4.160.0050.03515.03
5.4.150.0120.02814.98
5.4.140.0110.02613.64
5.4.130.0100.02313.80
5.4.120.0050.02913.54
5.4.110.0030.03113.64
5.4.100.0080.02513.72
5.4.90.0090.02713.58
5.4.80.0080.02613.65
5.4.70.0100.02813.69
5.4.60.0090.02913.61
5.4.50.0110.02313.64
5.4.40.0090.02813.58
5.4.30.0120.02913.61
5.4.20.0120.02513.58
5.4.10.0080.02713.53
5.4.00.0120.02713.38
5.3.290.0110.03512.80
5.3.280.0090.02912.72
5.3.270.0080.02812.68
5.3.260.0070.03112.67
5.3.250.0040.03112.68
5.3.240.0040.03212.67
5.3.230.0080.03512.67
5.3.220.0070.02712.62
5.3.210.0100.03012.66
5.3.200.0110.02312.69
5.3.190.0020.03212.67
5.3.180.0050.02812.68
5.3.170.0100.03012.69
5.3.160.0100.02612.74
5.3.150.0040.03212.63
5.3.140.0120.02312.68
5.3.130.0060.03312.61
5.3.120.0110.02912.73
5.3.110.0130.02712.66
5.3.100.0040.03212.47
5.3.90.0050.03012.45
5.3.80.0040.03312.38
5.3.70.0060.02712.37
5.3.60.0020.03412.41
5.3.50.0100.02712.34
5.3.40.0060.03012.34
5.3.30.0050.02912.35
5.3.20.0030.03012.29
5.3.10.0020.03212.25
5.3.00.0050.02812.16
5.2.170.0070.02111.07
5.2.160.0050.02211.02
5.2.150.0070.02410.96
5.2.140.0070.02410.99
5.2.130.0040.02510.97
5.2.120.0070.02210.96
5.2.110.0010.02610.96
5.2.100.0080.01911.04
5.2.90.0070.02211.04
5.2.80.0090.02011.00
5.2.70.0070.02310.97
5.2.60.0080.02310.94
5.2.50.0070.02711.00
5.2.40.0070.02210.89
5.2.30.0020.02710.90
5.2.20.0100.02010.92
5.2.10.0090.01910.84
5.2.00.0050.02210.73
5.1.60.0050.01910.49
5.1.50.0080.01710.46
5.1.40.0060.01810.47
5.1.30.0050.02510.66
5.1.20.0060.02010.63
5.1.10.0070.01610.44
5.1.00.0020.02210.50
5.0.50.0050.0159.68
5.0.40.0030.0179.59
5.0.30.0100.0189.58
5.0.20.0050.0169.47
5.0.10.0020.0199.55
5.0.00.0050.0239.49
4.4.90.0010.0188.38
4.4.80.0000.0148.31
4.4.70.0030.0148.38
4.4.60.0020.0148.39
4.4.50.0050.0128.37
4.4.40.0000.0228.39
4.4.30.0020.0128.31
4.4.20.0020.0158.35
4.4.10.0020.0138.38
4.4.00.0020.0208.38
4.3.110.0030.0118.29
4.3.100.0020.0148.34
4.3.90.0070.0088.35
4.3.80.0050.0168.32
4.3.70.0050.0108.32
4.3.60.0000.0158.34
4.3.50.0050.0158.34
4.3.40.0070.0138.26
4.3.30.0030.0127.66
4.3.20.0020.0147.70
4.3.10.0010.0137.70
4.3.00.0040.00613.13

preferences:
68.86 ms | 400 KiB | 5 Q