3v4l.org

run code in 300+ PHP versions simultaneously
<?php /** * @param string $date format rrrr-mm-dd * @return mixed - false or date format d.m.rrrr which really exists */ function typicalFormat($date){ /*$date = explode('-', $date); if(count($date) == 3){ $year = $date[0]; $date[1] = preg_replace('~^0~', '', $date[1]); $date[0] = preg_replace('~^0~', '', $date[2]); $date[2] = $year; $date = implode('.', $date);*/ $date = date('j.n.Y', strtotime($date)); if(existsDate($date, false) == 1){ return $date; } return false; } return false; } /** * @param string $date format d.m.rrrr * @return bool * @copyright Jakub Vrána, http://php.vrana.cz/ */ function existsDate($date, $millenium = true){ $millenium = ($millenium) ? '4' : '1,'; return preg_match('~^([1-9]|19|[12][0-8]|29(?=\\.([^2]|2\\.(([02468][048]|[13579][26])00|[0-9]{2}(0[48]|[2468][048]|[13579][26]))))|30(?=\\.[^2])|31(?=\\.([13578][02]?\\.)))\\.([1-9]|1[012])\\.[0-9]{'.$millenium.'}$~D', $date); } var_dump(typicalFormat('999-02-05')); die();

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)
5.4.320.0090.03512.52
5.4.310.0060.03812.52
5.4.300.0050.03712.52
5.4.290.0080.03812.52
5.4.280.0050.03812.41
5.4.270.0070.03712.41
5.4.260.0070.03912.41
5.4.250.0070.03812.41
5.4.240.0070.04012.41
5.4.230.0070.03912.40
5.4.220.0060.04212.41
5.4.210.0060.03612.40
5.4.200.0060.04012.41
5.4.190.0040.03912.40
5.4.180.0060.04212.40
5.4.170.0090.03312.41
5.4.160.0070.03912.40
5.4.150.0050.04012.39
5.4.140.0060.04012.09
5.4.130.0080.04012.07
5.4.120.0080.03512.04
5.4.110.0050.03712.03
5.4.100.0050.03712.03
5.4.90.0060.03612.03
5.4.80.0060.05312.03
5.4.70.0060.04312.02
5.4.60.0070.03312.03
5.4.50.0030.03812.03
5.4.40.0080.03312.02
5.4.30.0040.03712.01
5.4.20.0010.04012.01
5.4.10.0050.03712.01
5.4.00.0090.03411.51
5.3.290.0050.04212.80
5.3.280.0050.03812.71
5.3.270.0090.03612.72
5.3.260.0060.03912.72
5.3.250.0070.03612.72
5.3.240.0080.03612.72
5.3.230.0050.03812.71
5.3.220.0060.03612.68
5.3.210.0060.03812.68
5.3.200.0080.03312.68
5.3.190.0090.03712.67
5.3.180.0070.04312.67
5.3.170.0090.03412.67
5.3.160.0060.04012.67
5.3.150.0080.03412.68
5.3.140.0080.03412.66
5.3.130.0080.03812.66
5.3.120.0020.04312.66
5.3.110.0080.03812.66
5.3.100.0070.03912.12
5.3.90.0070.03512.10
5.3.80.0080.03312.09
5.3.70.0030.03912.09
5.3.60.0070.03512.08
5.3.50.0110.03212.02
5.3.40.0070.03612.02
5.3.30.0040.03711.98
5.3.20.0080.03311.76
5.3.10.0050.03511.73
5.3.00.0050.03611.71
5.2.170.0050.0309.21
5.2.160.0010.0329.21
5.2.150.0040.0319.21
5.2.140.0040.0329.21
5.2.130.0060.0289.18
5.2.120.0080.0259.17
5.2.110.0030.0309.18
5.2.100.0060.0269.18
5.2.90.0050.0309.18
5.2.80.0030.0319.17
5.2.70.0050.0309.18
5.2.60.0030.0319.13
5.2.50.0060.0299.10
5.2.40.0040.0299.08
5.2.30.0060.0299.04
5.2.20.0100.0239.04
5.2.10.0050.0278.94
5.2.00.0040.0298.81
5.1.60.0040.0248.09
5.1.50.0040.0278.08
5.1.40.0050.0238.06
5.1.30.0040.0268.42
5.1.20.0020.0288.44
5.1.10.0030.0278.17
5.1.00.0030.0278.17
5.0.50.0050.0196.64
5.0.40.0040.0196.51
5.0.30.0030.0326.31
5.0.20.0020.0206.28
5.0.10.0040.0196.27
5.0.00.0010.0356.26
4.4.90.0040.0164.78
4.4.80.0030.0154.76
4.4.70.0030.0164.75
4.4.60.0020.0214.75
4.4.50.0030.0174.77
4.4.40.0010.0274.71
4.4.30.0040.0164.76
4.4.20.0020.0164.84
4.4.10.0030.0174.85
4.4.00.0030.0274.76
4.3.110.0010.0184.67
4.3.100.0030.0174.66
4.3.90.0040.0134.64
4.3.80.0030.0264.58
4.3.70.0000.0184.63
4.3.60.0030.0154.63
4.3.50.0050.0174.63
4.3.40.0030.0244.53
4.3.30.0020.0163.30
4.3.20.0030.0153.27
4.3.10.0010.0163.24
4.3.00.0070.0177.15

preferences:
142.43 ms | 1394 KiB | 7 Q