3v4l.org

run code in 300+ PHP versions simultaneously
<?php $dt = new DateTime(); $test = clone $dt $test->modify('first day'); var_dump($test->format('r')); $test = clone $dt $test->modify('first day of'); var_dump($test->format('r'));

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)
5.4.310.0100.03612.49
5.4.300.0060.04112.50
5.4.290.0120.03712.50
5.4.280.0070.03612.39
5.4.270.0060.03812.39
5.4.260.0050.04112.39
5.4.250.0100.03512.39
5.4.240.0070.03912.39
5.4.230.0050.03912.38
5.4.220.0050.03712.38
5.4.210.0080.03412.38
5.4.200.0080.04312.38
5.4.190.0040.03712.38
5.4.180.0050.03812.38
5.4.170.0040.03812.39
5.4.160.0030.03912.38
5.4.150.0070.03412.38
5.4.140.0100.03912.07
5.4.130.0080.04412.05
5.4.120.0060.03612.01
5.4.110.0100.03912.01
5.4.100.0050.03612.02
5.4.90.0090.03412.01
5.4.80.0070.04612.01
5.4.70.0080.03812.01
5.4.60.0080.03812.01
5.4.50.0090.04312.00
5.4.40.0070.04612.00
5.4.30.0070.03611.99
5.4.20.0110.03511.99
5.4.10.0060.03611.99
5.4.00.0070.03711.48
5.3.280.0120.03612.71
5.3.270.0060.04112.73
5.3.260.0050.04012.72
5.3.250.0050.03912.72
5.3.240.0100.04712.72
5.3.230.0090.03712.71
5.3.220.0050.03812.68
5.3.210.0080.03712.68
5.3.200.0060.03712.68
5.3.190.0050.03912.68
5.3.180.0060.04712.67
5.3.170.0060.04512.67
5.3.160.0080.03912.68
5.3.150.0030.04012.68
5.3.140.0060.04112.66
5.3.130.0070.03812.66
5.3.120.0020.04212.66
5.3.110.0050.04012.66
5.3.100.0060.03712.12
5.3.90.0070.04712.08
5.3.80.0060.03612.07
5.3.70.0060.03612.07
5.3.60.0070.03812.06
5.3.50.0020.03912.00
5.3.40.0050.03712.00
5.3.30.0070.03311.95
5.3.20.0040.03711.72
5.3.10.0080.03811.70
5.3.00.0060.03611.69
5.2.170.0080.0289.18
5.2.160.0070.0309.18
5.2.150.0030.0329.18
5.2.140.0040.0329.18
5.2.130.0050.0299.14
5.2.120.0050.0289.14
5.2.110.0030.0319.15
5.2.100.0040.0309.14
5.2.90.0060.0319.14
5.2.80.0040.0339.14
5.2.70.0060.0299.14
5.2.60.0060.0299.09
5.2.50.0040.0329.06
5.2.40.0030.0349.03
5.2.30.0030.0329.01
5.2.20.0060.0389.00
5.2.10.0100.0298.93
5.2.00.0050.0308.78
5.1.60.0070.0318.07
5.1.50.0040.0298.07
5.1.40.0030.0308.05
5.1.30.0040.0268.39
5.1.20.0030.0288.42
5.1.10.0050.0268.14
5.1.00.0040.0268.14
5.0.50.0060.0186.62
5.0.40.0030.0206.48
5.0.30.0030.0316.29
5.0.20.0040.0196.27
5.0.10.0040.0196.24
5.0.00.0020.0326.23
4.4.90.0050.0154.78
4.4.80.0050.0194.75
4.4.70.0020.0184.75
4.4.60.0030.0174.76
4.4.50.0040.0154.77
4.4.40.0040.0264.71
4.4.30.0040.0184.76
4.4.20.0040.0194.84
4.4.10.0030.0214.84
4.4.00.0030.0274.75
4.3.110.0020.0274.67
4.3.100.0050.0134.66
4.3.90.0050.0144.64
4.3.80.0050.0274.59
4.3.70.0020.0154.63
4.3.60.0060.0124.63
4.3.50.0050.0134.63
4.3.40.0010.0264.54
4.3.30.0020.0183.28
4.3.20.0040.0213.26
4.3.10.0010.0213.22
4.3.00.0000.01715.27

preferences:
133.28 ms | 1398 KiB | 7 Q