3v4l.org

run code in 300+ PHP versions simultaneously
<?php $filename1 = "[Study] - Walton, Charles E 01-02-2012.txt"; $filename2 = "[Rx] - 01-02-2003 - Walton, Charles E.pdf"; function validate_date($filename) { preg_match("/^(\D*)(\d+-\d+-\d+)(.*)/",trim($filename),$matches); $date_arr = explode("-",$matches[2]); $month = str_pad($matches[0], 2, '0', STR_PAD_LEFT); $day = str_pad($matches[1], 2, '0', STR_PAD_LEFT); $year = $matches[2]; if ($year < 100) { if ($year > date("Y")+10) $year = $year + 1900; else $year = $year + 2000; } $date = $month . "-" . $day . "-" . $year; $filename = $matches[1] . $date . $matches[3]; return $matches[1]; } echo validate_date($filename1);

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)
8.3.60.0090.00918.73
8.3.50.0120.00918.14
8.3.40.0120.00919.13
8.3.30.0140.00419.25
8.3.20.0040.00420.30
8.3.10.0000.00823.66
8.3.00.0040.00419.51
8.2.180.0110.01118.54
8.2.170.0110.00422.96
8.2.160.0070.01019.29
8.2.150.0100.00324.18
8.2.140.0040.00424.66
8.2.130.0070.00026.16
8.2.120.0080.00022.24
8.2.110.0060.00319.39
8.2.100.0090.00318.09
8.2.90.0000.00819.32
8.2.80.0060.00317.97
8.2.70.0110.00017.88
8.2.60.0000.00818.16
8.2.50.0030.00518.10
8.2.40.0040.00420.25
8.2.30.0080.00018.17
8.2.20.0000.00818.18
8.2.10.0040.00418.29
8.2.00.0000.00817.98
8.1.280.0120.00625.92
8.1.270.0060.00322.19
8.1.260.0000.01426.35
8.1.250.0040.00428.09
8.1.240.0030.00623.79
8.1.230.0040.00817.95
8.1.220.0080.00017.91
8.1.210.0000.00818.77
8.1.200.0060.00317.50
8.1.190.0000.00917.60
8.1.180.0030.00618.10
8.1.170.0030.00618.86
8.1.160.0000.00722.05
8.1.150.0040.00419.00
8.1.140.0000.00717.79
8.1.130.0030.00317.93
8.1.120.0000.00717.75
8.1.110.0040.00417.74
8.1.100.0030.00517.80
8.1.90.0040.00417.75
8.1.80.0040.00417.80
8.1.70.0020.00517.73
8.1.60.0060.00317.80
8.1.50.0050.00317.75
8.1.40.0080.00017.66
8.1.30.0000.01017.90
8.1.20.0040.00417.75
8.1.10.0040.00417.82
8.1.00.0000.00817.80
8.0.300.0040.00418.77
8.0.290.0040.00416.98
8.0.280.0040.00418.46
8.0.270.0000.00717.38
8.0.260.0030.00317.36
8.0.250.0030.00317.28
8.0.240.0000.00817.30
8.0.230.0040.00417.23
8.0.220.0030.00317.31
8.0.210.0000.00717.20
8.0.200.0000.00717.24
8.0.190.0000.00817.27
8.0.180.0000.00717.10
8.0.170.0040.00417.24
8.0.160.0040.00317.16
8.0.150.0040.00417.03
8.0.140.0000.00817.05
8.0.130.0030.00313.53
8.0.120.0000.00817.20
8.0.110.0000.00817.09
8.0.100.0000.00717.14
8.0.90.0080.00017.07
8.0.80.0090.01217.15
8.0.70.0070.00016.98
8.0.60.0040.00417.23
8.0.50.0030.00516.99
8.0.30.0110.01117.33
8.0.20.0120.01417.48
8.0.10.0000.00717.25
8.0.00.0060.01217.21
7.4.330.0000.00515.00
7.4.320.0030.00316.79
7.4.300.0000.00616.78
7.4.290.0030.00316.81
7.4.280.0030.00916.70
7.4.270.0030.00316.71
7.4.260.0000.00816.88
7.4.250.0000.00716.78
7.4.240.0050.00316.84
7.4.230.0030.00616.88
7.4.220.0100.00716.84
7.4.210.0070.01416.85
7.4.200.0040.00416.55
7.4.160.0130.00316.80
7.4.150.0110.01117.40
7.4.140.0130.00817.86
7.4.130.0050.01216.96
7.4.120.0080.01216.89
7.4.110.0100.01217.07
7.4.100.0120.00616.87
7.4.90.0100.00716.69
7.4.80.0000.01619.39
7.4.70.0170.00016.98
7.4.60.0060.01216.90
7.4.50.0040.00016.85
7.4.40.0040.01316.77
7.4.30.0160.00616.78
7.4.00.0030.01315.38
7.3.330.0000.00513.41
7.3.320.0000.00613.50
7.3.310.0000.00716.55
7.3.300.0070.00016.66
7.3.290.0090.00616.59
7.3.280.0100.00516.56
7.3.270.0060.01217.40
7.3.260.0130.00316.71
7.3.250.0090.01016.82
7.3.240.0120.01216.72
7.3.230.0000.01716.70
7.3.210.0150.00316.63
7.3.200.0090.01119.39
7.3.190.0110.00616.65
7.3.180.0000.01616.92
7.3.170.0060.01216.71
7.3.160.0060.00916.67
7.3.10.0050.00717.01
7.3.00.0050.00916.96
7.2.330.0060.01217.04
7.2.320.0120.00617.02
7.2.310.0130.00316.80
7.2.300.0130.00316.89
7.2.290.0110.00617.11
7.2.130.0040.00717.25
7.2.120.0000.01417.10
7.2.110.0050.00817.16
7.2.100.0080.00217.14
7.2.90.0060.00717.18
7.2.80.0020.01217.32
7.2.70.0050.00817.27
7.2.60.0020.01117.28
7.2.50.0050.00617.09
7.2.40.0080.00217.23
7.2.30.0020.01017.18
7.2.20.0070.00817.26
7.2.10.0090.00217.26
7.2.00.0110.00318.01
7.1.250.0040.00615.93
7.1.200.0100.00316.00
7.1.100.0070.00718.43
7.1.70.0030.00617.62
7.1.60.0070.01519.32
7.1.50.0090.01617.43
7.1.00.0030.07722.46
7.0.200.0060.00617.15
7.0.140.0000.07721.97
7.0.90.0170.07321.70
7.0.80.0070.04721.70
7.0.70.0000.08721.68
7.0.60.0100.07321.87
7.0.50.0070.08022.24
7.0.40.0030.08720.18
7.0.30.0130.08020.04
7.0.20.0070.08320.13
7.0.10.0070.08020.03
7.0.00.0100.03720.10
5.6.280.0070.07021.12
5.6.240.0100.08320.76
5.6.230.0100.06720.49
5.6.220.0030.08720.71
5.6.210.0170.03720.61
5.6.200.0100.06021.04
5.6.190.0130.08021.08
5.6.180.0030.06721.04
5.6.170.0130.08020.95
5.6.160.0070.04021.08
5.6.150.0030.04321.03
5.6.140.0070.04021.03
5.6.130.0030.04020.95
5.6.120.0070.03720.94
5.6.110.0000.04321.03
5.6.100.0130.03721.17
5.6.90.0030.03321.09
5.6.80.0130.07320.44
5.6.70.0070.07020.48
5.6.60.0030.07320.31
5.6.50.0030.04020.53
5.6.40.0100.03320.31
5.6.30.0070.05020.50
5.6.20.0070.05020.45
5.6.10.0000.07020.37
5.6.00.0070.03720.36
5.5.380.0070.07720.52
5.5.370.0100.08020.36
5.5.360.0230.06020.38
5.5.350.0030.08320.42
5.5.340.0100.07720.75
5.5.330.0070.10720.74
5.5.320.0100.08320.76
5.5.310.0030.08020.89
5.5.300.0070.04020.89
5.5.290.0070.04020.82
5.5.280.0030.04320.86
5.5.270.0030.04320.77
5.5.260.0000.04320.77
5.5.250.0000.03720.65
5.5.240.0100.07320.16
5.5.230.0130.02720.21
5.5.220.0070.03320.27
5.5.210.0000.04320.11
5.5.200.0100.06020.09
5.5.190.0100.07720.27
5.5.180.0000.04020.18
5.5.160.0000.03720.21
5.5.150.0030.05320.08
5.5.140.0000.04019.99
5.5.130.0070.03720.10
5.5.120.0030.04320.27
5.5.110.0070.03720.08
5.5.100.0070.05720.07
5.5.90.0000.04320.10
5.5.80.0070.04019.95
5.5.70.0100.03020.07
5.5.60.0000.04320.17
5.5.50.0000.04319.95
5.5.40.0070.03320.04
5.5.30.0100.07320.14
5.5.20.0030.07719.93
5.5.10.0030.04719.96
5.5.00.0130.07019.97
5.4.450.0130.03319.37
5.4.440.0030.04019.45
5.4.430.0000.04319.45
5.4.420.0030.04019.46
5.4.410.0030.07719.36
5.4.400.0070.07319.10
5.4.390.0070.08318.85
5.4.380.0000.03719.04
5.4.370.0030.04018.89
5.4.360.0000.06319.09
5.4.350.0030.05319.05
5.4.340.0070.03019.04
5.4.320.0000.04019.23
5.4.310.0000.07319.03
5.4.300.0030.04019.23
5.4.290.0070.05319.12
5.4.280.0030.05319.23
5.4.270.0000.03718.85
5.4.260.0030.03719.23
5.4.250.0030.04719.15
5.4.240.0030.06019.06
5.4.230.0030.03319.12
5.4.220.0030.07018.84
5.4.210.0000.04019.04
5.4.200.0070.03319.13
5.4.190.0030.07719.03
5.4.180.0070.04719.22
5.4.170.0030.05019.22
5.4.160.0070.07718.82
5.4.150.0130.07019.03
5.4.140.0070.07316.34
5.4.130.0070.07716.41
5.4.120.0030.07316.49
5.4.110.0000.08016.32
5.4.100.0070.07316.42
5.4.90.0100.07016.47
5.4.80.0000.06716.50
5.4.70.0000.04016.58
5.4.60.0030.04716.48
5.4.50.0130.06716.31
5.4.40.0070.07316.36
5.4.30.0070.07316.33
5.4.20.0070.07316.39
5.4.10.0070.04316.43
5.4.00.0000.08015.88
5.3.290.0000.04014.68
5.3.280.0000.03714.52
5.3.270.0030.03314.66
5.3.260.0100.06714.55
5.3.250.0100.06014.70
5.3.240.0170.06714.62
5.3.230.0170.05714.70
5.3.220.0030.07314.67
5.3.210.0000.08014.59
5.3.200.0070.07714.55
5.3.190.0030.07714.55
5.3.180.0070.07714.49
5.3.170.0100.03714.61
5.3.160.0030.04714.70
5.3.150.0030.08314.55
5.3.140.0030.09014.65
5.3.130.0030.07314.51
5.3.120.0000.07714.58
5.3.110.0130.07014.60
5.3.100.0030.07713.97
5.3.90.0030.08014.13
5.3.80.0070.04314.01
5.3.70.0170.06013.95
5.3.60.0100.07314.06
5.3.50.0030.07714.09
5.3.40.0000.08013.88
5.3.30.0070.07714.04
5.3.20.0100.07013.58
5.3.10.0100.05713.63
5.3.00.0070.05313.61
5.2.170.0030.06311.16
5.2.160.0100.05711.16
5.2.150.0070.06311.20
5.2.140.0100.05711.21
5.2.130.0030.06311.16
5.2.120.0030.06311.16
5.2.110.0100.04711.16
5.2.100.0030.06011.16
5.2.90.0000.04011.18
5.2.80.0030.03311.16
5.2.70.0030.04011.16
5.2.60.0000.06311.16
5.2.50.0070.05011.16
5.2.40.0000.06711.16
5.2.30.0030.06311.16
5.2.20.0070.06311.16
5.2.10.0030.06011.16
5.2.00.0100.05311.16
5.1.60.0070.03711.16
5.1.50.0000.05711.16
5.1.40.0130.04711.16
5.1.30.0070.04011.16
5.1.20.0000.03711.16
5.1.10.0100.05011.16
5.1.00.0100.03311.16
5.0.50.0030.04711.16
5.0.40.0030.04711.16
5.0.30.0030.06311.16
5.0.20.0000.02311.16
5.0.10.0070.04011.16
5.0.00.0000.03711.16
4.4.90.0000.03011.16
4.4.80.0030.03011.16
4.4.70.0000.03711.16
4.4.60.0000.02311.16
4.4.50.0030.01711.16
4.4.40.0000.05711.16
4.4.30.0030.03311.16
4.4.20.0030.02311.16
4.4.10.0030.01311.16
4.4.00.0030.03711.16
4.3.110.0000.02711.16
4.3.100.0030.03311.16
4.3.90.0000.02011.16
4.3.80.0000.03011.16
4.3.70.0000.03711.16
4.3.60.0000.02011.16
4.3.50.0030.01711.16
4.3.40.0030.04711.16
4.3.30.0000.02711.16
4.3.20.0000.03711.16
4.3.10.0030.03011.16
4.3.00.0000.02711.16

preferences:
37.66 ms | 400 KiB | 5 Q