3v4l.org

run code in 300+ PHP versions simultaneously
<?php $days = 10 echo strtotime("-{$days} days");

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)
5.4.320.0040.03912.50
5.4.310.0080.03912.49
5.4.300.0070.03412.50
5.4.290.0110.04512.49
5.4.280.0100.03912.39
5.4.270.0050.04612.39
5.4.260.0020.04212.39
5.4.250.0060.03712.39
5.4.240.0050.03812.39
5.4.230.0070.03912.38
5.4.220.0110.04512.38
5.4.210.0100.03912.38
5.4.200.0080.04212.38
5.4.190.0110.04012.38
5.4.180.0050.04612.38
5.4.170.0040.03712.38
5.4.160.0050.04512.38
5.4.150.0080.03812.38
5.4.140.0050.04412.07
5.4.130.0060.03712.05
5.4.120.0080.03412.02
5.4.110.0090.03412.01
5.4.100.0110.03912.01
5.4.90.0050.04212.02
5.4.80.0070.04112.01
5.4.70.0060.03812.01
5.4.60.0070.04312.01
5.4.50.0100.03912.00
5.4.40.0080.03512.00
5.4.30.0080.04411.99
5.4.20.0090.03211.99
5.4.10.0060.03411.99
5.4.00.0050.03711.48
5.3.290.0090.04712.80
5.3.280.0070.04012.71
5.3.270.0070.04012.73
5.3.260.0100.03712.72
5.3.250.0060.04412.72
5.3.240.0080.03812.72
5.3.230.0090.04612.71
5.3.220.0070.05112.68
5.3.210.0060.05612.68
5.3.200.0100.04512.68
5.3.190.0060.03812.68
5.3.180.0060.03612.67
5.3.170.0090.03412.67
5.3.160.0060.05012.67
5.3.150.0040.04012.67
5.3.140.0070.03412.66
5.3.130.0070.04112.66
5.3.120.0110.03712.66
5.3.110.0060.04212.66
5.3.100.0040.03912.12
5.3.90.0050.03812.08
5.3.80.0060.04412.07
5.3.70.0060.03712.07
5.3.60.0070.03912.06
5.3.50.0030.03912.00
5.3.40.0030.04012.00
5.3.30.0070.03511.95
5.3.20.0110.03811.73
5.3.10.0060.03711.70
5.3.00.0050.03911.68
5.2.170.0060.0309.18
5.2.160.0040.0319.18
5.2.150.0070.0309.18
5.2.140.0050.0319.18
5.2.130.0070.0379.14
5.2.120.0080.0409.14
5.2.110.0070.0299.15
5.2.100.0030.0319.14
5.2.90.0040.0319.14
5.2.80.0080.0319.14
5.2.70.0020.0379.14
5.2.60.0030.0389.09
5.2.50.0060.0309.06
5.2.40.0050.0329.03
5.2.30.0040.0329.01
5.2.20.0050.0299.00
5.2.10.0030.0338.92
5.2.00.0080.0278.78
5.1.60.0060.0228.07
5.1.50.0040.0268.06
5.1.40.0060.0248.05
5.1.30.0030.0278.40
5.1.20.0060.0268.42
5.1.10.0050.0278.14
5.1.00.0060.0258.14
5.0.50.0030.0216.63
5.0.40.0030.0196.48
5.0.30.0040.0326.29
5.0.20.0030.0216.27
5.0.10.0030.0226.24
5.0.00.0040.0326.23
4.4.90.0050.0194.78
4.4.80.0040.0164.75
4.4.70.0030.0154.75
4.4.60.0030.0154.75
4.4.50.0030.0144.77
4.4.40.0040.0234.71
4.4.30.0050.0134.75
4.4.20.0030.0154.84
4.4.10.0020.0174.84
4.4.00.0040.0284.76
4.3.110.0020.0164.66
4.3.100.0030.0164.67
4.3.90.0050.0134.64
4.3.80.0050.0224.59
4.3.70.0020.0154.63
4.3.60.0040.0144.63
4.3.50.0030.0204.63
4.3.40.0030.0244.54
4.3.30.0040.0153.28
4.3.20.0010.0183.26
4.3.10.0020.0163.21
4.3.00.0100.0207.46

preferences:
134.09 ms | 1394 KiB | 7 Q