3v4l.org

run code in 300+ PHP versions simultaneously
<?php function checkDateTime($dateTime){ $re1='((?:(?:[1]{1}\\d{1}\\d{1}\\d{1})|(?:[2]{1}\\d{3}))[-:\\/.](?:[0]?[1-9]|[1][012])[-:\\/.](?:(?:[0-2]?\\d{1})|(?:[3][01]{1})))(?![\\d])'; $re2='(T)'; $re3='((?:(?:[0-1][0-9])|(?:[2][0-3])|(?:[0-9])):(?:[0-5][0-9])(?::[0-5][0-9])?(?:\\s?(?:am|AM|pm|PM))?)'; if ($c=preg_match_all ("/".$re1.$re2.$re3."/is", $dateTime, $matches)){ return true; } else{ return false; } } $a = checkDateTime("2014-80-26T00:00:00"); var_dump($a);

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)
8.3.70.0160.00317.13
8.3.60.0060.00918.44
8.3.50.0090.00922.07
8.3.40.0110.00418.81
8.3.30.0060.01019.21
8.3.20.0030.00620.39
8.3.10.0030.00623.62
8.3.00.0080.00019.78
8.2.190.0110.00416.70
8.2.180.0090.00618.56
8.2.170.0140.00722.96
8.2.160.0070.00720.39
8.2.150.0040.00424.18
8.2.140.0060.00324.66
8.2.130.0040.00426.16
8.2.120.0040.00419.48
8.2.110.0030.00619.19
8.2.100.0080.00417.97
8.2.90.0030.00619.17
8.2.80.0000.00819.17
8.2.70.0060.00317.61
8.2.60.0000.00917.68
8.2.50.0030.00518.07
8.2.40.0070.00318.17
8.2.30.0080.00019.41
8.2.20.0040.00418.06
8.2.10.0090.00018.34
8.2.00.0040.00418.04
8.1.280.0040.01125.92
8.1.270.0030.00724.09
8.1.260.0050.00326.35
8.1.250.0070.00028.09
8.1.240.0060.00323.96
8.1.230.0040.00720.95
8.1.220.0040.00418.77
8.1.210.0040.00419.09
8.1.200.0070.00317.50
8.1.190.0050.00317.53
8.1.180.0050.00318.10
8.1.170.0060.00318.68
8.1.160.0060.00318.98
8.1.150.0000.00818.99
8.1.140.0000.00817.70
8.1.130.0070.00017.88
8.1.120.0000.00717.68
8.1.110.0040.00417.51
8.1.100.0040.00417.68
8.1.90.0040.00417.64
8.1.80.0040.00417.67
8.1.70.0050.00317.60
8.1.60.0060.00317.64
8.1.50.0000.00817.69
8.1.40.0000.00817.68
8.1.30.0040.00417.79
8.1.20.0000.00817.80
8.1.10.0000.00817.57
8.1.00.0000.00717.51
8.0.300.0040.00420.15
8.0.290.0000.00717.30
8.0.280.0030.00318.50
8.0.270.0040.00417.23
8.0.260.0030.00317.34
8.0.250.0030.00317.02
8.0.240.0000.00917.02
8.0.230.0000.00717.15
8.0.220.0040.00417.02
8.0.210.0000.00716.93
8.0.200.0030.00317.04
8.0.190.0030.00617.03
8.0.180.0070.00017.11
8.0.170.0000.00716.97
8.0.160.0000.00717.13
8.0.150.0000.00716.98
8.0.140.0040.00416.98
8.0.130.0070.00013.55
8.0.120.0000.00817.06
8.0.110.0050.00217.02
8.0.100.0040.00416.98
8.0.90.0030.00517.16
8.0.80.0070.01017.08
8.0.70.0070.00017.14
8.0.60.0040.00417.20
8.0.50.0060.00317.02
8.0.30.0150.00317.22
8.0.20.0080.01417.40
8.0.10.0060.00317.14
8.0.00.0120.00916.95
7.4.330.0030.00315.02
7.4.320.0060.00016.89
7.4.300.0070.00016.85
7.4.290.0070.00016.79
7.4.280.0070.00016.80
7.4.270.0000.00716.80
7.4.260.0030.00316.91
7.4.250.0000.00816.71
7.4.240.0050.00216.85
7.4.230.0000.00716.70
7.4.220.0060.01316.65
7.4.210.0140.00016.89
7.4.200.0050.00216.83
7.4.160.0140.00316.81
7.4.150.0090.00917.40
7.4.140.0030.01517.86
7.4.130.0100.00716.74
7.4.120.0100.00716.68
7.4.110.0070.01016.88
7.4.100.0230.00316.64
7.4.90.0090.00916.83
7.4.80.0100.00719.39
7.4.70.0090.00916.51
7.4.60.0140.00416.61
7.4.50.0030.00616.40
7.4.40.0140.00316.80
7.4.30.0070.01016.80
7.4.00.0070.01115.18
7.3.330.0000.00613.44
7.3.320.0030.00313.45
7.3.310.0060.00316.44
7.3.300.0030.00316.48
7.3.290.0090.00616.46
7.3.280.0090.01116.44
7.3.270.0040.01517.40
7.3.260.0120.01216.52
7.3.250.0110.00616.55
7.3.240.0080.00816.56
7.3.230.0060.01316.75
7.3.210.0100.00616.75
7.3.200.0170.00419.39
7.3.190.0070.01316.51
7.3.180.0130.00316.95
7.3.170.0150.00316.72
7.3.160.0070.01016.77
7.3.120.0080.00815.05
7.3.110.0070.01015.13
7.3.100.0050.01014.94
7.3.90.0080.00915.02
7.3.80.0050.00715.03
7.3.70.0080.00514.94
7.3.60.0060.00914.95
7.3.50.0070.00915.08
7.3.40.0040.00915.11
7.3.30.0050.01014.98
7.3.20.0100.00316.57
7.3.10.0020.00916.84
7.3.00.0070.00716.84
7.2.330.0140.00316.70
7.2.320.0130.00416.59
7.2.310.0070.01016.92
7.2.300.0140.00716.89
7.2.290.0080.01216.68
7.2.250.0070.01215.30
7.2.240.0130.00315.21
7.2.230.0110.00715.06
7.2.220.0080.00615.23
7.2.210.0030.00815.17
7.2.200.0060.01115.25
7.2.190.0060.00815.00
7.2.180.0060.00815.24
7.2.170.0020.01114.87
7.2.60.0060.01016.87
7.2.00.0090.00619.59
7.1.330.0020.01115.90
7.1.320.0070.00716.01
7.1.310.0080.00615.83
7.1.300.0030.01116.06
7.1.290.0050.00715.80
7.1.280.0110.00615.85
7.1.270.0060.00615.85
7.1.260.0060.00615.88
7.1.200.0000.01116.17
7.1.100.0040.00718.40
7.1.70.0060.00617.38
7.1.60.0090.00919.34
7.1.50.0130.00916.84
7.1.00.0000.07722.39
7.0.200.0040.00416.85
7.0.140.0130.06022.07
7.0.80.0300.04719.85
7.0.70.0470.07720.14
7.0.60.0370.03319.99
7.0.50.0470.05020.31
7.0.40.0000.08720.09
7.0.30.0100.04020.08
7.0.20.0000.04020.11
7.0.10.0030.08020.07
7.0.00.0030.07720.14
5.6.280.0030.07321.07
5.6.230.0030.04720.54
5.6.220.0130.07320.61
5.6.210.0070.07020.61
5.6.200.0070.04021.07
5.6.190.0100.03720.95
5.6.180.0130.07321.12
5.6.170.0070.04321.01
5.6.160.0030.04020.95
5.6.150.0070.06721.01
5.6.140.0030.05321.04
5.6.130.0030.04320.94
5.6.120.0100.06021.02
5.6.110.0030.09021.16
5.6.100.0070.03321.01
5.6.90.0030.03721.06
5.6.80.0000.08720.56
5.6.70.0030.04020.40
5.6.60.0030.07720.38
5.6.50.0070.03720.47
5.6.40.0170.07720.50
5.6.30.0100.03020.50
5.6.20.0030.06720.54
5.6.10.0000.04720.24
5.6.00.0170.07020.30
5.5.370.0030.04320.42
5.5.360.0030.03720.42
5.5.350.0070.03320.42
5.5.340.0130.03020.77
5.5.330.0100.08020.88
5.5.320.0070.06020.90
5.5.310.0070.04020.80
5.5.300.0070.08020.92
5.5.290.0100.03020.89
5.5.280.0130.08020.73
5.5.270.0030.07720.82
5.5.260.0130.07720.85
5.5.250.0000.03720.64
5.5.240.0000.04320.29
5.5.230.0030.08020.27
5.5.220.0030.04720.15
5.5.210.0130.03720.02
5.5.200.0030.06720.29
5.5.190.0070.07720.11
5.5.180.0070.03320.28
5.5.160.0030.04320.19
5.5.150.0070.04320.00
5.5.140.0100.07320.11
5.5.130.0030.03720.23
5.5.120.0100.07320.18
5.5.110.0030.04020.15
5.5.100.0070.08319.99
5.5.90.0100.02720.09
5.5.80.0130.07320.02
5.5.70.0030.03320.11
5.5.60.0170.07719.95
5.5.50.0200.03320.06
5.5.40.0100.06720.09
5.5.30.0030.08020.14
5.5.20.0030.04020.08
5.5.10.0030.06720.05
5.5.00.0100.07020.02
5.4.450.0000.03719.46
5.4.440.0100.04019.23
5.4.430.0100.02719.37
5.4.420.0030.07719.48
5.4.410.0000.03719.42
5.4.400.0070.03319.18
5.4.390.0000.04319.05
5.4.380.0100.02719.21
5.4.370.0030.04019.05
5.4.360.0000.04018.95
5.4.350.0000.03319.24
5.4.340.0070.03718.87
5.4.320.0030.04019.03
5.4.310.0030.07719.04
5.4.300.0070.06018.84
5.4.290.0070.06019.03
5.4.280.0070.03019.12
5.4.270.0070.04319.03
5.4.260.0030.04319.04
5.4.250.0070.07018.87
5.4.240.0070.03019.04
5.4.230.0100.05019.13
5.4.220.0070.06719.04
5.4.210.0070.03019.20
5.4.200.0000.04019.02
5.4.190.0000.04719.13
5.4.180.0100.05018.93
5.4.170.0070.04319.21
5.4.160.0070.05018.93
5.4.150.0030.03719.01
5.4.140.0070.06316.52
5.4.130.0030.03716.24
5.4.120.0000.05016.46
5.4.110.0000.08716.61
5.4.100.0000.04016.47
5.4.90.0030.05016.48
5.4.80.0100.05716.38
5.4.70.0000.07716.43
5.4.60.0030.04316.46
5.4.50.0030.07316.36
5.4.40.0000.06716.39
5.4.30.0000.04016.43
5.4.20.0070.07716.48
5.4.10.0030.07316.31
5.4.00.0030.06315.90
5.3.290.0070.05014.80
5.3.280.0070.06714.52
5.3.270.0170.07014.66
5.3.260.0070.08014.54
5.3.250.0030.07014.57
5.3.240.0030.03714.59
5.3.230.0100.03314.58
5.3.220.0030.03714.49
5.3.210.0030.06314.57
5.3.200.0100.06314.68
5.3.190.0070.05314.57
5.3.180.0100.07014.54
5.3.170.0070.04714.61
5.3.160.0070.03314.61
5.3.150.0000.04014.60
5.3.140.0000.04014.57
5.3.130.0000.04314.48
5.3.120.0100.05714.52
5.3.110.0000.05314.53
5.3.100.0070.08014.07
5.3.90.0130.07014.14
5.3.80.0100.07014.14
5.3.70.0130.04014.01
5.3.60.0030.03014.07
5.3.50.0070.02714.01
5.3.40.0030.03013.94
5.3.30.0030.05014.01
5.3.20.0030.03013.63
5.3.10.0100.04013.58
5.3.00.0100.07013.58
5.2.170.0000.04012.12
5.2.160.0070.05712.12
5.2.150.0070.06012.12
5.2.140.0000.02712.12
5.2.130.0130.04712.12
5.2.120.0100.04712.12
5.2.110.0070.03012.12
5.2.100.0070.06712.12
5.2.90.0070.05712.12
5.2.80.0000.04012.12
5.2.70.0100.05312.12
5.2.60.0030.05712.12
5.2.50.0030.04012.12
5.2.40.0000.03012.12
5.2.30.0000.02712.12
5.2.20.0000.05712.12
5.2.10.0070.03712.12
5.2.00.0030.05712.12
5.1.60.0070.05312.12
5.1.50.0000.04012.12
5.1.40.0000.02312.12
5.1.30.0000.03012.12
5.1.20.0070.01712.12
5.1.10.0000.05312.12
5.1.00.0070.04712.12
5.0.50.0030.04312.12
5.0.40.0030.03312.12
5.0.30.0070.06012.12
5.0.20.0030.04712.12
5.0.10.0030.03312.12
5.0.00.0100.05312.12
4.4.90.0030.03012.12
4.4.80.0030.01712.12
4.4.70.0000.02012.12
4.4.60.0070.01012.12
4.4.50.0000.01712.12
4.4.40.0030.04312.12
4.4.30.0000.02312.12
4.4.20.0030.01712.12
4.4.10.0000.02712.12
4.4.00.0030.03312.12
4.3.110.0030.02012.12
4.3.100.0000.04012.12
4.3.90.0000.02712.12
4.3.80.0000.03312.12
4.3.70.0000.03712.12
4.3.60.0030.02712.12
4.3.50.0000.03712.12
4.3.40.0030.05312.12
4.3.30.0030.03312.12
4.3.20.0000.03712.12
4.3.10.0000.03712.12
4.3.00.0000.03712.12

preferences:
19.48 ms | 401 KiB | 5 Q