3v4l.org

run code in 300+ PHP versions simultaneously
<?php $x = new \DateTime('previous month'); $x->modify('first day'); echo $x;

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)
8.3.60.0110.01116.63
8.3.50.0090.00616.49
8.3.40.0100.01018.84
8.3.30.0110.00318.92
8.3.20.0080.00020.13
8.3.10.0070.00723.64
8.3.00.0040.00423.32
8.2.180.0140.00718.66
8.2.170.0130.00722.96
8.2.160.0030.01420.47
8.2.150.0040.00424.18
8.2.140.0050.00324.66
8.2.130.0040.00419.97
8.2.120.0070.00026.35
8.2.110.0030.00621.18
8.2.100.0040.00818.15
8.2.90.0040.00419.34
8.2.80.0030.00517.97
8.2.70.0030.00517.85
8.2.60.0080.00018.02
8.2.50.0000.00818.07
8.2.40.0040.00422.10
8.2.30.0070.00419.56
8.2.20.0000.00717.97
8.2.10.0000.00718.11
8.2.00.0070.00018.09
8.1.280.0120.01225.92
8.1.270.0070.01124.00
8.1.260.0040.00428.09
8.1.250.0040.00428.09
8.1.240.0110.00722.71
8.1.230.0070.00419.13
8.1.220.0060.00317.74
8.1.210.0040.00418.77
8.1.200.0030.00617.60
8.1.190.0050.00317.47
8.1.180.0070.00018.10
8.1.170.0000.00918.67
8.1.160.0000.00820.70
8.1.150.0000.00718.83
8.1.140.0000.00819.55
8.1.130.0040.00417.80
8.1.120.0000.00717.64
8.1.110.0040.00417.57
8.1.100.0040.00417.63
8.1.90.0070.00017.53
8.1.80.0070.00417.62
8.1.70.0070.00017.53
8.1.60.0040.00417.63
8.1.50.0110.00017.69
8.1.40.0020.00517.74
8.1.30.0050.00317.80
8.1.20.0040.00417.79
8.1.10.0000.00817.70
8.1.00.0000.00817.77
8.0.300.0030.00618.77
8.0.290.0070.00017.00
8.0.280.0000.00718.54
8.0.270.0000.00717.29
8.0.260.0030.00317.39
8.0.250.0060.00317.30
8.0.240.0030.00317.25
8.0.230.0070.00017.20
8.0.220.0040.00417.17
8.0.210.0020.00517.17
8.0.200.0030.00317.09
8.0.190.0060.00317.18
8.0.180.0080.00017.08
8.0.170.0000.00817.05
8.0.160.0040.00417.26
8.0.150.0000.00717.09
8.0.140.0070.00017.09
8.0.130.0030.00313.50
8.0.120.0040.00417.13
8.0.110.0040.00417.07
8.0.100.0040.00416.95
8.0.90.0040.00417.04
8.0.80.0000.01517.04
8.0.70.0050.00217.12
8.0.60.0000.00716.96
8.0.50.0040.00417.20
8.0.30.0080.00917.40
8.0.20.0100.01017.44
8.0.10.0080.00017.33
8.0.00.0110.00616.96
7.4.330.0030.00316.87
7.4.320.0000.00716.54
7.4.300.0000.00816.84
7.4.290.0000.00616.77
7.4.280.0060.00316.63
7.4.270.0070.00016.62
7.4.260.0040.00416.65
7.4.250.0030.00616.67
7.4.240.0050.00216.71
7.4.230.0030.00316.58
7.4.220.0090.00916.79
7.4.210.0110.00516.77
7.4.200.0030.00316.63
7.4.160.0080.00816.66
7.4.150.0150.00617.40
7.4.140.0060.01317.86
7.4.130.0150.00916.65
7.4.120.0120.00516.70
7.4.110.0030.01416.96
7.4.100.0090.01516.80
7.4.90.0150.00616.83
7.4.80.0100.00719.39
7.4.70.0060.01016.82
7.4.60.0070.01016.65
7.4.50.0000.01516.96
7.4.40.0100.00716.81
7.4.30.0140.00316.91
7.4.00.0070.01115.10
7.3.330.0000.00513.36
7.3.320.0030.00313.43
7.3.310.0000.00716.54
7.3.300.0030.00316.44
7.3.290.0060.00916.46
7.3.280.0100.00616.49
7.3.270.0130.00317.40
7.3.260.0130.00616.84
7.3.240.0070.01116.58
7.3.230.0030.01316.64
7.3.210.0170.00016.61
7.3.200.0120.00619.39
7.3.190.0050.01316.76
7.3.180.0160.00616.66
7.3.170.0100.01016.73
7.3.160.0040.01716.55
7.3.120.0140.00515.10
7.3.110.0050.01315.05
7.3.100.0050.00914.95
7.3.90.0020.01214.96
7.3.80.0060.00815.05
7.3.70.0060.00814.97
7.3.60.0020.01314.83
7.3.50.0060.01014.92
7.3.40.0040.00714.89
7.3.30.0070.00715.04
7.3.20.0070.00716.73
7.3.10.0080.00716.75
7.3.00.0040.01016.71
7.2.330.0110.00716.51
7.2.320.0060.01116.78
7.2.310.0110.00616.63
7.2.300.0030.01316.91
7.2.290.0080.00916.92
7.2.250.0050.01415.00
7.2.240.0130.00515.26
7.2.230.0060.01015.16
7.2.220.0030.01115.24
7.2.210.0060.00815.24
7.2.200.0100.00515.12
7.2.190.0050.00514.96
7.2.180.0040.00815.05
7.2.170.0080.00715.03
7.2.130.0050.00817.20
7.2.120.0070.00717.13
7.2.110.0060.01017.11
7.2.100.0030.01116.91
7.2.90.0130.00617.03
7.2.80.0070.01016.99
7.2.70.0110.00317.22
7.2.60.0060.01117.20
7.2.50.0070.01117.21
7.2.40.0090.00616.65
7.2.30.0000.01316.78
7.2.20.0040.01116.68
7.2.10.0100.00316.69
7.2.00.0120.00418.30
7.1.330.0030.01115.89
7.1.320.0050.00915.77
7.1.310.0030.00915.89
7.1.300.0090.00615.97
7.1.290.0050.00715.91
7.1.280.0100.00415.84
7.1.270.0040.00915.89
7.1.260.0020.01315.90
7.1.250.0030.00916.11
7.1.200.0000.01215.83
7.1.100.0070.01118.23
7.1.70.0030.00917.26
7.1.60.0070.01719.30
7.1.50.0120.01216.73
7.1.00.0070.07322.31
7.0.200.0030.00716.93
7.0.60.0200.07321.87
7.0.50.0030.04017.89
7.0.40.0070.07019.98
7.0.30.0270.05320.13
7.0.20.0370.04720.00
7.0.10.0130.08020.00
7.0.00.0100.06319.96
5.6.280.0030.07320.99
5.6.210.0170.05320.71
5.6.200.0130.05718.10
5.6.190.0130.07020.61
5.6.180.0570.06320.41
5.6.170.0330.03720.71
5.6.160.0030.09020.37
5.6.150.0030.05018.13
5.6.140.0070.08018.12
5.6.130.0070.07018.12
5.6.120.0100.05021.01
5.6.110.0130.05020.97
5.6.100.0070.07320.98
5.6.90.0070.07021.07
5.6.80.0130.07320.48
5.5.350.0200.08020.38
5.5.340.0100.07717.95
5.5.330.0030.05320.21
5.5.320.0200.04020.18
5.5.310.0170.04720.13
5.5.300.0130.07718.00
5.5.290.0030.08317.98
5.5.280.0000.05720.64
5.5.270.0030.07320.84
5.5.260.0170.06020.93
5.5.250.0130.07320.65
5.5.240.0030.09020.06

preferences:
62.08 ms | 401 KiB | 5 Q