3v4l.org

run code in 300+ PHP versions simultaneously
<?php $string = "blah 2015 yar"; $pos = strpos($string, "20"); $year = substr($string, $pos, 4); $end_year = "12/31/" . $year; $end_time = new DateTime($end_year); print_r($end_time); $start_time = new DateTime(); print_r($start_time); $date1 = $end_time->format('Y-m-d'); echo $date1; $date2 = $start_time->format('Y-m-d'); $diff = $end_time->diff($start_time); print_r($diff->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)
5.4.320.0050.03612.50
5.4.310.0060.03812.50
5.4.300.0110.03012.50
5.4.290.0040.03812.50
5.4.280.0070.03412.39
5.4.270.0040.03812.39
5.4.260.0040.03812.39
5.4.250.0060.03612.39
5.4.240.0040.03812.39
5.4.230.0040.03912.38
5.4.220.0070.03412.38
5.4.210.0060.03512.39
5.4.200.0070.03612.39
5.4.190.0100.03312.38
5.4.180.0080.03312.38
5.4.170.0100.03112.39
5.4.160.0050.03612.38
5.4.150.0040.03612.38
5.4.140.0060.03612.07
5.4.130.0030.03812.05
5.4.120.0050.03512.02
5.4.110.0070.03312.02
5.4.100.0040.03612.02
5.4.90.0040.03812.02
5.4.80.0080.03712.02
5.4.70.0040.03812.01
5.4.60.0070.03712.01
5.4.50.0080.03612.01
5.4.40.0040.04412.00
5.4.30.0060.03412.00
5.4.20.0080.03311.99
5.4.10.0090.03012.00
5.4.00.0020.03811.49
5.3.290.0040.04112.80
5.3.280.0060.03812.71
5.3.270.0060.03912.72
5.3.260.0040.04012.72
5.3.250.0050.03812.72
5.3.240.0040.03812.72
5.3.230.0100.05012.71
5.3.220.0080.03812.68
5.3.210.0060.03712.68
5.3.200.0070.03712.68
5.3.190.0080.03812.68
5.3.180.0030.03812.67
5.3.170.0080.03412.67
5.3.160.0090.03712.67
5.3.150.0140.03712.67
5.3.140.0070.03512.66
5.3.130.0060.03812.65
5.3.120.0040.04012.65
5.3.110.0050.03912.66
5.3.100.0080.03612.12
5.3.90.0040.03912.08
5.3.80.0020.03912.08
5.3.70.0070.04212.08
5.3.60.0070.03512.06
5.3.50.0060.04012.00
5.3.40.0050.04412.00
5.3.30.0030.03811.95
5.3.20.0060.03411.73
5.3.10.0110.03311.70
5.3.00.0050.03611.68
5.2.170.0070.0289.18
5.2.160.0060.0289.19
5.2.150.0030.0319.18
5.2.140.0010.0339.18
5.2.130.0030.0309.14
5.2.120.0030.0309.14
5.2.110.0030.0309.15
5.2.100.0050.0289.15
5.2.90.0020.0319.14
5.2.80.0030.0399.14
5.2.70.0090.0349.14
5.2.60.0050.0319.09
5.2.50.0030.0309.07
5.2.40.0040.0309.04
5.2.30.0020.0319.02
5.2.20.0120.0299.01
5.2.10.0050.0308.93
5.2.00.0110.0318.79
5.1.60.0020.0268.07
5.1.50.0070.0288.07
5.1.40.0050.0288.05
5.1.30.0070.0278.40
5.1.20.0060.0358.42
5.1.10.0070.0248.15
5.1.00.0010.0308.14
5.0.50.0050.0206.64
5.0.40.0050.0246.49
5.0.30.0030.0306.30
5.0.20.0030.0196.28
5.0.10.0030.0206.25
5.0.00.0020.0326.24
4.4.90.0040.0144.78
4.4.80.0040.0154.75
4.4.70.0070.0164.76
4.4.60.0050.0134.75
4.4.50.0010.0174.77
4.4.40.0010.0274.71
4.4.30.0040.0144.76
4.4.20.0020.0164.84
4.4.10.0040.0204.85
4.4.00.0030.0294.75
4.3.110.0020.0164.66
4.3.100.0030.0144.66
4.3.90.0020.0144.63
4.3.80.0030.0254.59
4.3.70.0050.0214.63
4.3.60.0010.0174.63
4.3.50.0020.0174.62
4.3.40.0020.0244.53
4.3.30.0030.0153.30
4.3.20.0020.0153.27
4.3.10.0010.0163.23
4.3.00.0070.0237.55

preferences:
142.84 ms | 1394 KiB | 7 Q