3v4l.org

run code in 300+ PHP versions simultaneously
<?php $test = new DateTime('2015-01-15'); $test->modify('last day +1 month'); echo $test->format('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)
8.3.40.0110.00319.09
8.3.30.0060.00918.86
8.3.20.0040.00420.07
8.3.10.0080.00021.73
8.3.00.0000.00920.84
8.2.170.0110.00422.96
8.2.160.0100.00322.31
8.2.150.0000.00824.18
8.2.140.0080.00024.66
8.2.130.0030.00526.16
8.2.120.0040.00419.88
8.2.110.0080.00321.18
8.2.100.0070.00617.75
8.2.90.0080.00019.17
8.2.80.0090.00017.97
8.2.70.0030.00517.59
8.2.60.0040.00418.05
8.2.50.0040.00418.07
8.2.40.0030.00518.22
8.2.30.0060.00318.10
8.2.20.0080.00017.92
8.2.10.0040.00418.10
8.2.00.0040.00417.73
8.1.270.0050.00519.07
8.1.260.0050.00226.35
8.1.250.0040.00428.09
8.1.240.0060.00322.18
8.1.230.0070.00419.11
8.1.220.0040.00417.89
8.1.210.0040.00418.77
8.1.200.0030.00617.47
8.1.190.0040.00417.35
8.1.180.0040.00418.10
8.1.170.0000.00820.46
8.1.160.0000.00722.02
8.1.150.0000.00719.00
8.1.140.0030.00617.59
8.1.130.0070.00017.82
8.1.120.0080.00017.55
8.1.110.0060.00317.64
8.1.100.0000.00717.65
8.1.90.0000.00717.66
8.1.80.0000.00817.53
8.1.70.0000.00717.65
8.1.60.0000.00717.69
8.1.50.0080.00017.56
8.1.40.0040.00417.53
8.1.30.0030.00517.77
8.1.20.0030.00617.70
8.1.10.0040.00417.70
8.1.00.0000.00717.77
8.0.300.0040.00418.77
8.0.290.0020.00517.00
8.0.280.0030.00318.48
8.0.270.0030.00317.37
8.0.260.0060.00017.39
8.0.250.0000.00717.10
8.0.240.0030.00317.10
8.0.230.0030.00317.16
8.0.220.0030.00417.05
8.0.210.0070.00017.03
8.0.200.0050.00217.03
8.0.190.0070.00017.16
8.0.180.0000.00817.08
8.0.170.0000.00817.05
8.0.160.0040.00417.04
8.0.150.0040.00417.03
8.0.140.0000.00717.04
8.0.130.0030.00613.47
8.0.120.0060.00316.91
8.0.110.0040.00417.09
8.0.100.0040.00416.93
8.0.90.0040.00417.09
8.0.80.0080.00817.13
8.0.70.0070.00017.11
8.0.60.0090.00016.94
8.0.50.0040.00416.95
8.0.30.0140.01017.32
8.0.20.0110.01117.40
8.0.10.0000.00817.20
8.0.00.0100.00817.01
7.4.330.0020.00215.26
7.4.320.0060.00016.67
7.4.300.0030.00316.64
7.4.290.0070.00016.64
7.4.280.0000.00716.62
7.4.270.0000.00716.63
7.4.260.0050.00316.59
7.4.250.0040.00416.68
7.4.240.0030.00316.58
7.4.230.0040.00416.82
7.4.220.0100.00716.66
7.4.210.0130.00316.76
7.4.200.0030.00316.80
7.4.160.0130.00316.80
7.4.150.0030.01317.40
7.4.140.0100.01117.86
7.4.130.0060.01316.73
7.4.120.0090.00716.64
7.4.110.0070.01016.42
7.4.100.0350.01116.56
7.4.90.0060.01216.59
7.4.80.0110.00716.68
7.4.70.0090.00616.59
7.4.60.0080.00816.66
7.4.50.0030.00516.30
7.4.40.0160.00716.76
7.4.30.0080.01616.68
7.4.10.0080.00815.08
7.4.00.0100.00515.17
7.3.330.0050.00013.20
7.3.320.0150.00013.16
7.3.310.0000.00716.38
7.3.300.0040.00416.33
7.3.290.0090.00816.31
7.3.280.0070.01216.33
7.3.270.0170.00017.40
7.3.260.0090.00916.78
7.3.250.0120.01016.59
7.3.240.0130.00316.53
7.3.230.0130.00616.45
7.3.210.0110.00616.55
7.3.200.0060.01619.39
7.3.190.0090.01216.39
7.3.180.0070.01116.79
7.3.170.0080.01116.53
7.3.160.0070.01016.53
7.3.130.0070.01114.77
7.3.120.0090.00915.09
7.3.110.0070.01114.78
7.3.100.0080.00414.89
7.3.90.0110.00415.06
7.3.80.0110.00314.93
7.3.70.0040.01114.99
7.3.60.0030.01014.97
7.3.50.0070.00314.90
7.3.40.0060.00914.58
7.3.30.0000.00914.66
7.3.20.0030.01016.45
7.3.10.0000.01016.66
7.3.00.0000.01416.73
7.2.330.0070.01116.59
7.2.320.0120.00616.93
7.2.310.0120.00617.00
7.2.300.0030.01316.49
7.2.290.0120.00616.51
7.2.260.0070.00715.08
7.2.250.0000.01715.21
7.2.240.0070.01115.00
7.2.230.0070.00715.38
7.2.220.0030.00615.44
7.2.210.0070.00715.06
7.2.200.0090.00615.13
7.2.190.0060.00915.14
7.2.180.0100.00315.30
7.2.170.0090.00615.08
7.2.160.0070.00715.27
7.2.150.0100.00717.15
7.2.140.0090.00617.05
7.2.130.0060.00617.07
7.2.120.0100.00316.99
7.2.110.0050.00817.12
7.2.100.0070.00417.03
7.2.90.0030.01417.14
7.2.80.0150.00316.97
7.2.70.0090.00617.04
7.2.60.0070.00717.20
7.2.50.0030.01316.79
7.2.40.0170.00017.03
7.2.30.0060.01116.99
7.2.20.0060.01217.09
7.2.10.0090.00617.02
7.2.00.0030.00818.40
7.1.330.0070.00715.57
7.1.320.0070.00416.04
7.1.310.0060.00915.89
7.1.300.0000.01115.59
7.1.290.0090.00616.05
7.1.280.0090.00615.78
7.1.270.0080.00315.76
7.1.260.0040.00416.04
7.1.250.0120.00315.66
7.1.240.0060.00615.84
7.1.230.0000.01415.90
7.1.220.0030.01015.68
7.1.210.0110.00315.99
7.1.200.0110.00315.86
7.1.190.0090.00615.86
7.1.180.0140.00015.79
7.1.170.0070.00715.79
7.1.160.0080.00515.47
7.1.150.0000.01115.91
7.1.140.0030.00915.80
7.1.130.0060.00315.89
7.1.120.0070.00715.75
7.1.110.0090.00615.82
7.1.100.0020.01016.86
7.1.90.0000.01415.93
7.1.80.0030.01015.84
7.1.70.0020.00916.41
7.1.60.0050.00816.66
7.1.50.0080.01016.44
7.1.40.0060.00915.70
7.1.30.0060.00615.80
7.1.20.0040.00715.62
7.1.10.0100.00315.82
7.1.00.0040.04219.06
7.0.330.0030.00615.37
7.0.320.0070.00715.59
7.0.310.0030.01015.38
7.0.300.0000.00815.46
7.0.290.0030.00615.35
7.0.280.0100.00315.20
7.0.270.0060.00615.35
7.0.260.0030.00715.29
7.0.250.0000.00815.64
7.0.240.0100.00315.64
7.0.230.0030.00915.70
7.0.220.0040.00715.24
7.0.210.0030.01015.48
7.0.200.0040.00916.12
7.0.190.0000.01115.20
7.0.180.0030.00715.25
7.0.170.0070.00715.60
7.0.160.0060.00315.66
7.0.150.0070.00715.30
7.0.140.0030.03318.74
7.0.130.0100.00015.53
7.0.120.0090.00615.71
7.0.110.0060.00915.24
7.0.100.0110.00315.45
7.0.90.0070.00715.44
7.0.80.0090.00615.56
7.0.70.0130.00315.28
7.0.60.0060.04817.85
7.0.50.0050.04716.77
7.0.40.0090.05016.84
7.0.30.0130.03816.66
7.0.20.0220.03716.82
7.0.10.0050.03916.75
7.0.00.0030.03016.78
5.6.400.0000.01014.20
5.6.390.0000.01614.03
5.6.380.0070.00314.47
5.6.370.0080.00914.29
5.6.360.0130.00314.42
5.6.350.0090.00614.09
5.6.340.0080.00914.39
5.6.330.0090.00614.30
5.6.320.0030.01214.48
5.6.310.0070.00714.45
5.6.300.0030.01214.24
5.6.290.0040.01114.39
5.6.280.0070.03517.56
5.6.270.0040.00414.60
5.6.260.0000.01514.61
5.6.250.0040.01114.45
5.6.240.0030.00914.24
5.6.230.0000.01314.32
5.6.220.0090.00314.33
5.6.210.0110.03917.50
5.6.200.0030.02816.20
5.6.190.0030.03017.52
5.6.180.0260.03117.25
5.6.170.0080.02717.45
5.6.160.0110.04417.62
5.6.150.0080.04216.35
5.6.140.0030.02516.37
5.6.130.0110.03816.47
5.6.120.0050.04817.87
5.6.110.0050.04617.65
5.6.100.0080.03217.64
5.6.90.0090.02617.73
5.6.80.0080.04017.46
5.6.70.0070.01014.26
5.6.60.0060.00614.45
5.6.50.0030.00714.32
5.6.40.0030.01014.47
5.6.30.0130.00314.43
5.6.20.0060.00614.39
5.6.10.0070.00714.43
5.6.00.0040.00414.21
5.5.380.0090.00614.21
5.5.370.0030.00914.32
5.5.360.0060.00914.60
5.5.350.0180.04117.28
5.5.340.0050.04716.03
5.5.330.0080.03817.35
5.5.320.0060.04017.37
5.5.310.0190.02817.38
5.5.300.0070.03716.07
5.5.290.0120.02716.16
5.5.280.0070.04817.62
5.5.270.0150.03817.60
5.5.260.0050.04317.59
5.5.250.0060.03917.44
5.5.240.0160.03417.35
5.5.230.0040.01114.12
5.5.220.0070.01014.34
5.5.210.0070.00714.04
5.5.200.0030.00714.27
5.5.190.0030.00814.13
5.5.180.0040.01114.37
5.5.170.0110.00314.02
5.5.160.0070.00714.50
5.5.150.0060.00814.25
5.5.140.0000.01414.07
5.5.130.0000.01114.39
5.5.120.0060.00914.20
5.5.110.0070.00414.03
5.5.100.0100.00314.42
5.5.90.0090.00413.95
5.5.80.0100.00314.48
5.5.70.0030.01014.16
5.5.60.0000.01214.41
5.5.50.0030.01014.45
5.5.40.0030.01014.21
5.5.30.0000.01414.50
5.5.20.0060.00914.18
5.5.10.0060.00613.89
5.5.00.0070.00714.05
5.4.450.0320.02815.39
5.4.440.0430.02615.37
5.4.430.0420.03515.18
5.4.420.0450.03415.18
5.4.410.0580.03715.34
5.4.400.0420.03415.11
5.4.390.0090.03014.91
5.4.380.0110.02714.93
5.4.370.0170.02514.89
5.4.360.0120.02714.80
5.4.350.0160.02614.92
5.4.340.0120.03714.90
5.4.330.0000.00811.13
5.4.320.0080.03014.88
5.4.310.0130.02614.81
5.4.300.0110.02714.95
5.4.290.0110.02514.79
5.4.280.0130.02814.84
5.4.270.0150.02714.90
5.4.260.0190.02114.91
5.4.250.0050.03414.78
5.4.240.0080.03014.92
5.4.230.0100.02814.84
5.4.220.0140.02714.84
5.4.210.0100.03014.78
5.4.200.0050.03113.87
5.4.190.0130.02514.94
5.4.180.0080.02914.88
5.4.170.0070.03214.80
5.4.160.0080.03114.92
5.4.150.0080.02814.82
5.4.140.0030.03313.72
5.4.130.0100.02813.61
5.4.120.0100.02613.60
5.4.110.0160.02513.60
5.4.100.0100.02713.67
5.4.90.0050.03113.76
5.4.80.0080.03413.60
5.4.70.0080.03413.70
5.4.60.0050.04013.63
5.4.50.0110.03813.60
5.4.40.0080.04013.69
5.4.30.0140.03213.67
5.4.20.0080.03813.68
5.4.10.0100.02813.58
5.4.00.0110.03313.46
5.3.290.0130.05714.76
5.3.280.0130.05314.52
5.3.270.0130.05714.50
5.3.260.0200.04714.60
5.3.250.0130.05714.65
5.3.240.0130.05714.67
5.3.230.0170.05314.50
5.3.220.0230.04314.54
5.3.210.0130.05314.55
5.3.200.0230.04314.53
5.3.190.0070.06014.53
5.3.180.0100.06014.49
5.3.170.0100.05314.65
5.3.160.0230.05714.59
5.3.150.0100.05314.52
5.3.140.0270.05014.46
5.3.130.0230.05014.45
5.3.120.0200.07014.47
5.3.110.0200.05014.63
5.3.100.0130.05014.13
5.3.90.0170.04714.00
5.3.80.0200.04313.92
5.3.70.0170.05014.11
5.3.60.0130.05313.99
5.3.50.0130.05013.84
5.3.40.0200.04713.86
5.3.30.0170.06713.88
5.3.20.0130.06713.62
5.3.10.0170.04713.55
5.3.00.0130.05013.60
5.2.170.0000.05011.18
5.2.160.0130.03711.20
5.2.150.0130.04011.20
5.2.140.0070.04711.10
5.2.130.0070.05011.04
5.2.120.0230.02711.08
5.2.110.0130.04011.14
5.2.100.0130.04011.17
5.2.90.0130.04011.08
5.2.80.0100.04011.23
5.2.70.0070.05011.10
5.2.60.0130.03710.97
5.2.50.0170.03710.97
5.2.40.0170.03311.05
5.2.30.0170.03711.02
5.2.20.0170.03711.00
5.2.10.0070.04310.86
5.2.00.0070.04310.81
5.1.60.0070.0379.95
5.1.50.0030.04010.02
5.1.40.0100.0339.98
5.1.30.0100.03710.32
5.1.20.0170.02710.32
5.1.10.0030.04010.14
5.1.00.0130.03010.12
5.0.50.0070.0278.68
5.0.40.0030.0308.54
5.0.30.0100.0408.28
5.0.20.0030.0308.26
5.0.10.0070.0408.23
5.0.00.0000.0478.25
4.4.90.0030.0236.92
4.4.80.0030.0236.92
4.4.70.0030.0236.92
4.4.60.0170.0176.92
4.4.50.0100.0206.92
4.4.40.0030.0376.92
4.4.30.0100.0176.92
4.4.20.0070.0206.92
4.4.10.0070.0206.92
4.4.00.0030.0376.92
4.3.110.0000.0276.92
4.3.100.0070.0176.92
4.3.90.0030.0236.92
4.3.80.0000.0406.92
4.3.70.0070.0176.92
4.3.60.0130.0106.92
4.3.50.0100.0236.92
4.3.40.0000.0476.92
4.3.30.0070.0206.92
4.3.20.0070.0206.92
4.3.10.0000.0236.92
4.3.00.0370.03314.42

preferences:
42.92 ms | 400 KiB | 5 Q