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('2014-02-00')); 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)
8.3.60.0090.00617.00
8.3.50.0080.01023.08
8.3.40.0150.00319.22
8.3.30.0140.00019.34
8.3.20.0110.00020.16
8.3.10.0030.00523.56
8.3.00.0120.00317.88
8.2.180.0090.00616.75
8.2.170.0110.01122.96
8.2.160.0070.01020.35
8.2.150.0090.00024.18
8.2.140.0000.00824.66
8.2.130.0090.00926.16
8.2.120.0050.00321.13
8.2.110.0030.00721.25
8.2.100.0040.00718.03
8.2.90.0060.00318.28
8.2.80.0000.00818.08
8.2.70.0050.00517.88
8.2.60.0040.00417.88
8.2.50.0000.00817.88
8.2.40.0050.00320.64
8.2.30.0070.00018.39
8.2.20.0050.00318.13
8.2.10.0000.00818.29
8.2.00.0030.00518.10
8.1.280.0070.00725.92
8.1.270.0060.00323.94
8.1.260.0040.00426.35
8.1.250.0070.00028.09
8.1.240.0050.00522.72
8.1.230.0110.00021.10
8.1.220.0000.00817.91
8.1.210.0030.00618.77
8.1.200.0040.00417.60
8.1.190.0050.00317.60
8.1.180.0080.00018.10
8.1.170.0040.00418.90
8.1.160.0050.00222.16
8.1.150.0060.00319.02
8.1.140.0000.00817.72
8.1.130.0030.00317.97
8.1.120.0050.00317.55
8.1.110.0050.00317.71
8.1.100.0070.00017.72
8.1.90.0040.00417.65
8.1.80.0040.00417.56
8.1.70.0000.00717.66
8.1.60.0030.00617.79
8.1.50.0030.00617.64
8.1.40.0000.00817.75
8.1.30.0090.00017.83
8.1.20.0020.00517.84
8.1.10.0030.00617.74
8.1.00.0040.00417.73
8.0.300.0040.00420.03
8.0.290.0030.00617.13
8.0.280.0030.00318.33
8.0.270.0040.00417.15
8.0.260.0030.00317.16
8.0.250.0000.00717.05
8.0.240.0070.00017.13
8.0.230.0070.00017.09
8.0.220.0030.00317.07
8.0.210.0030.00317.11
8.0.200.0000.00617.19
8.0.190.0000.00717.11
8.0.180.0000.00817.05
8.0.170.0050.00317.10
8.0.160.0040.00417.21
8.0.150.0090.00317.05
8.0.140.0050.00417.02
8.0.130.0000.00613.56
8.0.120.0090.00017.16
8.0.110.0050.00317.08
8.0.100.0040.00417.01
8.0.90.0030.00517.09
8.0.80.0090.01117.19
8.0.70.0040.00417.07
8.0.60.0090.00017.16
8.0.50.0060.00317.28
8.0.30.0120.01117.37
8.0.20.0080.01017.40
8.0.10.0000.00817.23
8.0.00.0120.00617.14
7.4.330.0000.00715.00
7.4.320.0030.00316.82
7.4.300.0070.00016.93
7.4.290.0000.00716.72
7.4.280.0080.00016.82
7.4.270.0000.00816.85
7.4.260.0030.00316.92
7.4.250.0000.00716.88
7.4.240.0040.00316.86
7.4.230.0040.00416.80
7.4.220.0220.00317.03
7.4.210.0100.01016.85
7.4.200.0000.00716.83
7.4.160.0120.00416.78
7.4.150.0120.00817.40
7.4.140.0160.00517.86
7.4.130.0140.00516.73
7.4.120.0130.00516.91
7.4.110.0130.00316.67
7.4.100.0140.00316.68
7.4.90.0150.00316.80
7.4.80.0090.00919.39
7.4.70.0130.01016.89
7.4.60.0100.01316.79
7.4.50.0000.00516.64
7.4.40.0110.00616.66
7.4.30.0180.00616.69
7.4.00.0070.00414.90
7.3.330.0040.00413.48
7.3.320.0060.00013.38
7.3.310.0080.00016.59
7.3.300.0000.00816.59
7.3.290.0060.01016.62
7.3.280.0090.00716.63
7.3.270.0150.00617.40
7.3.260.0150.00316.86
7.3.250.0150.00816.71
7.3.240.0140.00316.71
7.3.230.0030.01316.62
7.3.210.0030.01316.62
7.3.200.0100.01019.39
7.3.190.0150.00316.55
7.3.180.0080.01116.77
7.3.170.0130.00416.86
7.3.160.0090.00616.60
7.3.10.0060.00616.88
7.3.00.0070.00717.00
7.2.330.0180.00016.89
7.2.320.0120.00616.91
7.2.310.0120.00616.67
7.2.300.0090.00916.82
7.2.290.0080.00816.83
7.2.130.0080.00817.11
7.2.120.0130.00017.29
7.2.110.0100.00017.15
7.2.100.0050.00817.08
7.2.90.0040.01117.36
7.2.80.0030.01017.28
7.2.70.0000.01317.09
7.2.60.0060.00917.18
7.2.50.0040.01116.74
7.2.40.0000.01116.86
7.2.30.0000.01417.17
7.2.20.0090.00617.23
7.2.10.0040.01417.29
7.2.00.0060.00918.19
7.1.250.0070.00716.21
7.1.200.0040.00415.84
7.1.100.0030.01018.10
7.1.70.0040.00417.41
7.1.60.0110.01419.40
7.1.50.0110.01417.32
7.1.00.0030.07722.57
7.0.200.0080.00415.05
7.0.140.0030.07322.09
7.0.60.0070.04019.89
7.0.50.0030.08318.01
7.0.40.0130.08020.25
7.0.30.0200.07320.26
7.0.20.0170.05020.18
7.0.10.0030.04320.29
7.0.00.0070.06720.22
5.6.280.0000.07720.91
5.6.210.0100.08320.53
5.6.200.0030.08718.29
5.6.190.0030.04720.57
5.6.180.0330.04720.61
5.6.170.0430.06720.55
5.6.160.0100.03720.44
5.6.150.0130.07018.16
5.6.140.0000.04018.18
5.6.130.0000.04718.18
5.6.120.0000.06321.03
5.6.110.0130.07020.99
5.6.100.0100.07320.99
5.6.90.0070.07720.98
5.6.80.0100.07320.51
5.5.350.0070.07020.45
5.5.340.0030.08017.93
5.5.330.0000.05720.27
5.5.320.0370.03320.35
5.5.310.0230.07020.27
5.5.300.0070.08017.95
5.5.290.0070.07018.01
5.5.280.0100.03320.88
5.5.270.0070.05020.87
5.5.260.0100.08020.87
5.5.250.0030.05320.57
5.5.240.0270.06720.36
5.4.450.0400.04019.57
5.4.440.0600.03719.41
5.4.430.0370.04319.56
5.4.420.0030.03719.45
5.4.410.0070.03319.41
5.4.400.1030.03718.98
5.4.390.0530.04719.26
5.4.380.0730.05018.76
5.4.370.1000.05318.53
5.4.360.0970.06018.74
5.4.350.0730.05318.56
5.4.340.0700.05018.72
5.4.320.0040.03812.51
5.4.310.0050.03812.51
5.4.300.0030.03912.51
5.4.290.0060.03712.50
5.4.280.0050.03612.41
5.4.270.0040.04712.40
5.4.260.0080.04112.40
5.4.250.0070.03512.40
5.4.240.0040.03812.40
5.4.230.0060.03912.39
5.4.220.0060.03712.39
5.4.210.0040.03912.39
5.4.200.0050.03812.39
5.4.190.0030.03812.39
5.4.180.0060.03512.39
5.4.170.0040.03812.40
5.4.160.0070.03512.39
5.4.150.0070.03812.39
5.4.140.0060.03712.07
5.4.130.0080.03412.07
5.4.120.0020.03912.02
5.4.110.0100.03612.02
5.4.100.0080.03312.02
5.4.90.0060.03612.01
5.4.80.0090.03312.02
5.4.70.0060.03412.01
5.4.60.0040.03612.02
5.4.50.0060.03612.01
5.4.40.0090.03112.00
5.4.30.0080.03412.00
5.4.20.0090.03412.00
5.4.10.0060.03412.00
5.4.00.0080.03311.49
5.3.290.0070.03912.80
5.3.280.0070.04112.71
5.3.270.0070.04212.72
5.3.260.0060.04112.72
5.3.250.0080.03612.72
5.3.240.0060.04212.72
5.3.230.0060.03712.70
5.3.220.0040.03912.68
5.3.210.0060.04012.68
5.3.200.0040.03812.68
5.3.190.0070.03712.68
5.3.180.0060.03612.67
5.3.170.0040.03812.67
5.3.160.0050.05212.67
5.3.150.0100.03912.67
5.3.140.0050.03912.66
5.3.130.0050.04412.66
5.3.120.0070.04012.66
5.3.110.0050.04912.66
5.3.100.0080.04012.14
5.3.90.0060.03612.12
5.3.80.0060.03812.11
5.3.70.0070.03912.11
5.3.60.0060.03512.09
5.3.50.0060.03612.04
5.3.40.0040.03912.04
5.3.30.0060.03612.00
5.3.20.0060.04211.78
5.3.10.0080.03611.75
5.3.00.0050.03811.74
5.2.170.0060.0299.24
5.2.160.0060.0309.24
5.2.150.0030.0319.24
5.2.140.0040.0309.24
5.2.130.0050.0299.20
5.2.120.0070.0279.20
5.2.110.0040.0299.20
5.2.100.0050.0279.19
5.2.90.0030.0319.19
5.2.80.0070.0279.19
5.2.70.0070.0289.19
5.2.60.0060.0319.15
5.2.50.0060.0299.12
5.2.40.0030.0309.10
5.2.30.0040.0319.07
5.2.20.0030.0309.07
5.2.10.0030.0308.95
5.2.00.0050.0298.81
5.1.60.0040.0248.09
5.1.50.0060.0258.09
5.1.40.0070.0308.07
5.1.30.0040.0378.43
5.1.20.0020.0298.45
5.1.10.0040.0338.17
5.1.00.0030.0348.17
5.0.50.0040.0226.66
5.0.40.0030.0216.52
5.0.30.0020.0396.32
5.0.20.0070.0206.29
5.0.10.0030.0206.27
5.0.00.0040.0296.27
4.4.90.0040.0144.78
4.4.80.0040.0154.75
4.4.70.0040.0184.75
4.4.60.0050.0144.75
4.4.50.0020.0164.77
4.4.40.0000.0284.71
4.4.30.0040.0144.76
4.4.20.0010.0174.85
4.4.10.0040.0184.85
4.4.00.0040.0234.76
4.3.110.0010.0174.66
4.3.100.0030.0154.67
4.3.90.0010.0164.64
4.3.80.0030.0244.58
4.3.70.0040.0134.63
4.3.60.0040.0134.62
4.3.50.0020.0194.63
4.3.40.0020.0304.54
4.3.30.0020.0173.31
4.3.20.0020.0163.29
4.3.10.0020.0163.25
4.3.00.0030.01715.98

preferences:
60.11 ms | 401 KiB | 5 Q