3v4l.org

run code in 300+ PHP versions simultaneously
<?php $start = strtotime('2014-09-01'); $end = strtotime('2014-10-01'); $stamp = $start; $months = array(); do { $next_stamp = mktime(0,0,0, date('n',$stamp)+1, 1, date('Y',$stamp)); $next_stamp = min($next_stamp, $end); $months[] = ($next_stamp-$stamp)/3600/24)/date('t', $stamp); $stamp = $next_stamp; } while ($stamp < $end); var_dump($months);

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)
5.4.340.0070.03412.01
5.4.320.0070.03612.50
5.4.310.0090.03512.50
5.4.300.0070.04012.50
5.4.290.0100.03412.50
5.4.280.0050.03712.39
5.4.270.0080.03512.39
5.4.260.0050.03912.39
5.4.250.0060.03912.39
5.4.240.0040.04212.39
5.4.230.0050.03812.38
5.4.220.0090.04012.38
5.4.210.0060.04112.39
5.4.200.0070.04312.39
5.4.190.0060.03612.38
5.4.180.0080.03912.38
5.4.170.0030.04012.39
5.4.160.0070.03512.39
5.4.150.0060.03612.38
5.4.140.0060.03712.07
5.4.130.0050.03712.05
5.4.120.0040.03712.02
5.4.110.0060.03512.02
5.4.100.0040.03712.01
5.4.90.0080.04212.02
5.4.80.0060.03812.02
5.4.70.0090.03212.01
5.4.60.0040.03912.01
5.4.50.0020.03912.01
5.4.40.0060.03412.00
5.4.30.0040.03712.00
5.4.20.0060.03511.99
5.4.10.0080.03212.00
5.4.00.0050.03611.49
5.3.290.0080.03712.80
5.3.280.0080.03612.71
5.3.270.0050.04312.72
5.3.260.0060.04512.72
5.3.250.0080.03712.72
5.3.240.0080.03712.72
5.3.230.0030.04212.71
5.3.220.0060.04112.68
5.3.210.0060.04112.68
5.3.200.0050.03812.68
5.3.190.0060.03712.68
5.3.180.0050.03812.68
5.3.170.0060.04012.67
5.3.160.0070.03812.67
5.3.150.0080.03912.67
5.3.140.0100.03412.66
5.3.130.0090.03612.66
5.3.120.0090.03612.66
5.3.110.0040.04112.65
5.3.100.0080.03412.12
5.3.90.0060.03712.08
5.3.80.0080.03412.07
5.3.70.0050.03712.07
5.3.60.0020.04012.06
5.3.50.0070.03512.00
5.3.40.0070.03512.00
5.3.30.0050.03611.95
5.3.20.0020.03911.73
5.3.10.0060.03411.70
5.3.00.0050.03711.69
5.2.170.0020.0329.19
5.2.160.0090.0259.18
5.2.150.0060.0299.18
5.2.140.0050.0319.18
5.2.130.0060.0289.14
5.2.120.0100.0239.14
5.2.110.0050.0309.15
5.2.100.0050.0289.14
5.2.90.0060.0279.15
5.2.80.0060.0289.14
5.2.70.0080.0279.14
5.2.60.0040.0309.10
5.2.50.0090.0269.06
5.2.40.0090.0249.04
5.2.30.0060.0279.02
5.2.20.0060.0279.01
5.2.10.0060.0278.93
5.2.00.0040.0298.79
5.1.60.0050.0238.07
5.1.50.0050.0248.07
5.1.40.0040.0248.05
5.1.30.0010.0298.40
5.1.20.0040.0268.42
5.1.10.0050.0258.14
5.1.00.0040.0278.14
5.0.50.0020.0216.63
5.0.40.0030.0206.48
5.0.30.0040.0306.29
5.0.20.0030.0196.27
5.0.10.0020.0216.24
5.0.00.0010.0336.24
4.4.90.0030.0154.78
4.4.80.0030.0144.75
4.4.70.0040.0144.76
4.4.60.0010.0174.76
4.4.50.0010.0164.77
4.4.40.0040.0234.71
4.4.30.0010.0174.76
4.4.20.0010.0174.84
4.4.10.0040.0144.85
4.4.00.0020.0264.75
4.3.110.0040.0204.67
4.3.100.0060.0184.66
4.3.90.0040.0194.64
4.3.80.0020.0274.59
4.3.70.0040.0134.63
4.3.60.0040.0134.63
4.3.50.0050.0134.63
4.3.40.0030.0234.54
4.3.30.0020.0153.29
4.3.20.0010.0173.27
4.3.10.0000.0173.23
4.3.00.0070.0276.78

preferences:
161.92 ms | 1394 KiB | 7 Q