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('.', $date); if(existsDate($date) == 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){ 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]{4}$~D', $date); } var_dump(typicalFormat('2014-10-08')); 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)
8.3.40.0140.00419.40
8.3.30.0000.01419.25
8.3.20.0040.00420.34
8.3.10.0040.00423.46
8.3.00.0050.00317.88
8.2.170.0070.00722.96
8.2.160.0070.00720.57
8.2.150.0050.00324.18
8.2.140.0030.00624.66
8.2.130.0050.00326.16
8.2.120.0050.00321.27
8.2.110.0000.00922.20
8.2.100.0110.00018.03
8.2.90.0040.00419.34
8.2.80.0000.00817.97
8.2.70.0060.00317.88
8.2.60.0060.00317.80
8.2.50.0050.00318.07
8.2.40.0050.00318.34
8.2.30.0000.00718.18
8.2.20.0040.00418.10
8.2.10.0030.00518.30
8.2.00.0030.00518.12
8.1.270.0090.00624.10
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0080.00023.81
8.1.230.0040.00819.27
8.1.220.0000.00817.77
8.1.210.0030.00518.77
8.1.200.0030.00617.60
8.1.190.0000.00817.61
8.1.180.0040.00418.10
8.1.170.0040.00818.89
8.1.160.0040.00422.00
8.1.150.0000.00719.03
8.1.140.0040.00417.70
8.1.130.0000.00718.01
8.1.120.0000.00717.66
8.1.110.0090.00017.69
8.1.100.0000.00717.57
8.1.90.0070.00017.59
8.1.80.0040.00417.67
8.1.70.0080.00017.54
8.1.60.0030.00617.80
8.1.50.0040.00417.71
8.1.40.0000.00917.61
8.1.30.0000.00917.68
8.1.20.0000.00917.86
8.1.10.0050.00217.79
8.1.00.0040.00417.72
8.0.300.0040.00418.77
8.0.290.0000.00717.00
8.0.280.0070.00018.36
8.0.270.0000.00717.33
8.0.260.0000.00717.27
8.0.250.0040.00417.20
8.0.240.0040.00417.02
8.0.230.0050.00217.09
8.0.220.0030.00317.04
8.0.210.0070.00017.04
8.0.200.0050.00217.15
8.0.190.0040.00417.18
8.0.180.0040.00417.17
8.0.170.0040.00417.20
8.0.160.0040.00417.07
8.0.150.0080.00417.08
8.0.140.0060.00317.14
8.0.130.0000.00513.67
8.0.120.0000.00917.23
8.0.110.0020.00517.27
8.0.100.0020.00517.20
8.0.90.0000.00717.11
8.0.80.0100.01317.16
8.0.70.0050.00317.21
8.0.60.0030.00617.02
8.0.50.0030.00617.11
8.0.30.0100.01217.34
8.0.20.0030.01917.40
8.0.10.0000.00917.37
8.0.00.0160.00517.09
7.4.330.0000.00815.00
7.4.320.0030.00316.98
7.4.300.0070.00016.73
7.4.290.0070.00016.83
7.4.280.0030.00616.91
7.4.270.0030.00316.73
7.4.260.0030.00316.77
7.4.250.0000.00716.89
7.4.240.0020.00516.84
7.4.230.0000.00716.67
7.4.220.0130.01316.87
7.4.210.0070.00716.88
7.4.200.0050.00316.87
7.4.160.0070.01016.94
7.4.150.0120.00617.40
7.4.140.0140.01217.86
7.4.130.0090.00916.84
7.4.120.0100.00716.83
7.4.110.0040.01216.80
7.4.100.0100.00716.69
7.4.90.0070.01116.89
7.4.80.0090.00919.39
7.4.70.0070.01116.87
7.4.60.0070.01316.65
7.4.50.0000.00816.84
7.4.40.0160.00716.75
7.4.30.0080.00816.73
7.4.00.0000.01115.13
7.3.330.0000.00713.62
7.3.320.0060.00013.43
7.3.310.0080.00016.45
7.3.300.0030.00316.65
7.3.290.0110.00616.61
7.3.280.0090.00916.58
7.3.270.0100.01517.40
7.3.260.0150.00616.64
7.3.250.0120.00916.71
7.3.240.0130.00316.79
7.3.230.0110.00916.71
7.3.210.0180.00416.67
7.3.200.0180.00319.39
7.3.190.0100.00716.72
7.3.180.0100.00716.80
7.3.170.0060.01016.64
7.3.160.0150.00316.74
7.3.10.0130.00316.86
7.3.00.0090.00916.74
7.2.330.0110.01216.66
7.2.320.0090.00916.95
7.2.310.0140.00516.87
7.2.300.0060.01316.69
7.2.290.0060.01016.96
7.2.130.0120.00617.10
7.2.120.0130.00317.00
7.2.110.0100.00617.12
7.2.100.0080.00817.00
7.2.90.0100.00617.25
7.2.80.0040.00817.21
7.2.70.0100.00717.09
7.2.60.0060.00917.01
7.2.50.0030.00917.10
7.2.40.0060.00917.09
7.2.30.0030.01017.18
7.2.20.0000.01117.07
7.2.10.0100.00317.29
7.2.00.0030.01018.39
7.1.250.0090.00615.95
7.1.200.0000.01115.84
7.1.100.0070.00718.18
7.1.70.0080.00017.51
7.1.60.0140.01019.40
7.1.50.0260.01335.07
7.1.00.0130.06722.44
7.0.200.0060.00914.79
7.0.140.0070.06322.02
7.0.60.0100.06319.98
7.0.50.0130.07317.91
7.0.40.0130.07720.08
7.0.30.0470.05320.12
7.0.20.0200.03720.27
7.0.10.0000.09020.12
7.0.00.0130.08020.18
5.6.280.0030.07321.16
5.6.210.0100.07720.53
5.6.200.0030.09318.16
5.6.190.0100.04020.63
5.6.180.0030.07720.67
5.6.170.0330.05720.52
5.6.160.0030.08720.56
5.6.150.0100.05318.23
5.6.140.0200.06018.18
5.6.130.0230.07018.21
5.6.120.0070.08021.15
5.6.110.0170.02721.00
5.6.100.0100.08020.99
5.6.90.0070.07721.11
5.6.80.0070.06720.38
5.5.350.0330.05720.39
5.5.340.0070.07018.04
5.5.330.0100.07720.35
5.5.320.3400.03320.30
5.5.310.0100.05020.36
5.5.300.0130.07317.93
5.5.290.0030.05317.95
5.5.280.0100.05320.87
5.5.270.0170.08020.68
5.5.260.0030.09020.84
5.5.250.0100.08320.69
5.5.240.4230.04020.16
5.4.450.0300.04319.49
5.4.440.0270.04319.49
5.4.430.0370.04019.40
5.4.420.0370.03319.32
5.4.410.0130.03319.34
5.4.400.0300.03719.25
5.4.390.0630.03719.17
5.4.380.1130.06718.68
5.4.370.0900.07018.74
5.4.360.0930.06718.68
5.4.350.0830.06018.83
5.4.340.0970.09318.79
5.4.320.0060.03912.51
5.4.310.0060.03712.50
5.4.300.0040.03812.50
5.4.290.0100.03312.51
5.4.280.0070.03312.40
5.4.270.0080.03412.40
5.4.260.0060.03712.41
5.4.250.0050.03912.40
5.4.240.0050.03712.41
5.4.230.0090.04412.39
5.4.220.0090.04012.39
5.4.210.0090.03312.40
5.4.200.0100.03312.39
5.4.190.0060.03912.39
5.4.180.0040.04112.39
5.4.170.0070.03612.40
5.4.160.0070.03512.39
5.4.150.0050.04112.39
5.4.140.0020.04512.07
5.4.130.0060.03712.07
5.4.120.0090.03312.02
5.4.110.0060.03612.02
5.4.100.0030.03812.02
5.4.90.0100.03612.02
5.4.80.0040.04712.02
5.4.70.0150.04112.02
5.4.60.0090.03712.01
5.4.50.0080.03312.01
5.4.40.0070.03512.00
5.4.30.0080.03412.00
5.4.20.0050.03911.99
5.4.10.0060.04412.00
5.4.00.0090.03711.49
5.3.290.0090.03812.80
5.3.280.0050.03912.71
5.3.270.0100.04412.72
5.3.260.0070.04812.72
5.3.250.0090.05012.71
5.3.240.0100.04312.72
5.3.230.0070.04212.71
5.3.220.0100.03212.68
5.3.210.0080.03612.68
5.3.200.0050.03612.68
5.3.190.0100.04112.68
5.3.180.0070.03512.67
5.3.170.0050.03712.67
5.3.160.0030.04012.67
5.3.150.0090.03712.67
5.3.140.0080.04712.66
5.3.130.0070.03912.66
5.3.120.0080.03812.65
5.3.110.0080.03812.66
5.3.100.0080.03612.13
5.3.90.0060.03612.12
5.3.80.0050.03612.11
5.3.70.0070.03512.11
5.3.60.0050.03712.09
5.3.50.0090.03312.04
5.3.40.0080.04612.04
5.3.30.0080.03912.00
5.3.20.0060.03411.78
5.3.10.0040.03711.75
5.3.00.0040.03911.73
5.2.170.0030.0349.24
5.2.160.0060.0279.24
5.2.150.0070.0289.24
5.2.140.0050.0309.24
5.2.130.0050.0299.19
5.2.120.0040.0299.20
5.2.110.0030.0309.20
5.2.100.0060.0279.19
5.2.90.0050.0289.19
5.2.80.0050.0299.19
5.2.70.0040.0319.19
5.2.60.0090.0299.15
5.2.50.0030.0359.13
5.2.40.0040.0299.11
5.2.30.0060.0289.07
5.2.20.0030.0309.05
5.2.10.0070.0258.95
5.2.00.0060.0278.81
5.1.60.0030.0308.09
5.1.50.0010.0348.10
5.1.40.0050.0248.08
5.1.30.0020.0278.43
5.1.20.0080.0228.45
5.1.10.0060.0238.17
5.1.00.0030.0268.17
5.0.50.0030.0216.66
5.0.40.0030.0206.51
5.0.30.0040.0306.32
5.0.20.0020.0206.29
5.0.10.0040.0186.28
5.0.00.0040.0296.27
4.4.90.0020.0164.78
4.4.80.0040.0174.75
4.4.70.0010.0174.75
4.4.60.0010.0174.76
4.4.50.0010.0174.77
4.4.40.0030.0244.71
4.4.30.0050.0134.76
4.4.20.0020.0164.84
4.4.10.0030.0154.85
4.4.00.0050.0224.76
4.3.110.0030.0154.67
4.3.100.0010.0164.66
4.3.90.0060.0114.64
4.3.80.0040.0234.58
4.3.70.0010.0164.63
4.3.60.0040.0174.63
4.3.50.0010.0244.63
4.3.40.0010.0264.53
4.3.30.0030.0153.30
4.3.20.0000.0173.29
4.3.10.0020.0153.25
4.3.00.0030.01015.98

preferences:
39.94 ms | 400 KiB | 5 Q