3v4l.org

run code in 300+ PHP versions simultaneously
<?php $dateTime = '2007-01-11 12:34:56'; preg_match('~(?<date>\d{4}-\d{2}-\d{2})\s?(?<time>\d{2}:\d{2}:\d{2})?~', $dateTime, $matches); $matches['time'] = !array_key_exists('time', $matches) ?: '00:00:00'; var_dump($matches);

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)
8.3.60.0150.00618.55
8.3.50.0070.01416.51
8.3.40.0130.00318.96
8.3.30.0070.00719.09
8.3.20.0000.00820.33
8.3.10.0000.00823.53
8.3.00.0040.00420.94
8.2.180.0040.01118.30
8.2.170.0120.00322.96
8.2.160.0030.01022.21
8.2.150.0000.00824.18
8.2.140.0040.00424.66
8.2.130.0080.00026.16
8.2.120.0040.00420.02
8.2.110.0080.00321.16
8.2.100.0080.00417.97
8.2.90.0000.00819.34
8.2.80.0000.00818.16
8.2.70.0060.00317.75
8.2.60.0000.00818.16
8.2.50.0080.00018.10
8.2.40.0080.00022.48
8.2.30.0000.00819.21
8.2.20.0040.00418.21
8.2.10.0030.00618.13
8.2.00.0090.00018.02
8.1.280.0100.01025.92
8.1.270.0080.00024.66
8.1.260.0080.00326.35
8.1.250.0040.00428.09
8.1.240.0030.00622.59
8.1.230.0070.00419.00
8.1.220.0000.00817.77
8.1.210.0060.00318.77
8.1.200.0070.00317.48
8.1.190.0050.00317.47
8.1.180.0050.00318.10
8.1.170.0000.00818.69
8.1.160.0030.00418.97
8.1.150.0000.00718.91
8.1.140.0000.00719.60
8.1.130.0030.00318.97
8.1.120.0040.00417.66
8.1.110.0080.00017.52
8.1.100.0000.00917.56
8.1.90.0000.01017.49
8.1.80.0080.00017.50
8.1.70.0000.00717.63
8.1.60.0000.00917.75
8.1.50.0050.00317.71
8.1.40.0040.00417.70
8.1.30.0000.00817.82
8.1.20.0040.00417.80
8.1.10.0000.00817.72
8.1.00.0000.00817.54
8.0.300.0060.00318.77
8.0.290.0080.00016.75
8.0.280.0070.00018.53
8.0.270.0030.00317.28
8.0.260.0000.00716.98
8.0.250.0070.00017.01
8.0.240.0060.00317.02
8.0.230.0070.00317.02
8.0.220.0040.00416.97
8.0.210.0000.00717.03
8.0.200.0030.00317.05
8.0.190.0040.00417.06
8.0.180.0040.00417.04
8.0.170.0050.00317.12
8.0.160.0000.00817.04
8.0.150.0040.00416.95
8.0.140.0000.00716.88
8.0.130.0040.00413.46
8.0.120.0080.00017.05
8.0.110.0000.00716.93
8.0.100.0040.00417.08
8.0.90.0040.00416.88
8.0.80.0080.00817.00
8.0.70.0000.00717.10
8.0.60.0070.00017.06
8.0.50.0000.00717.05
8.0.30.0060.01117.27
8.0.20.0070.01517.43
8.0.10.0030.00517.02
8.0.00.0130.00417.17
7.4.330.0050.00015.55
7.4.320.0060.00016.80
7.4.300.0000.00716.73
7.4.290.0060.00316.70
7.4.280.0040.00416.81
7.4.270.0030.00316.75
7.4.260.0070.00016.79
7.4.250.0070.00016.82
7.4.240.0040.00416.75
7.4.230.0000.00716.61
7.4.220.0070.01116.84
7.4.210.0060.01316.66
7.4.200.0040.00416.61
7.4.160.0050.01416.68
7.4.150.0090.01517.40
7.4.140.0110.00917.86
7.4.130.0140.00516.68
7.4.120.0140.00616.77
7.4.110.0150.00316.64
7.4.100.0100.01716.71
7.4.90.0100.00816.80
7.4.80.0070.01419.39
7.4.70.0060.01016.86
7.4.60.0130.00316.95
7.4.50.0040.01516.65
7.4.40.0080.00816.74
7.4.30.0080.00816.61
7.4.00.0030.01315.04
7.3.330.0030.00313.15
7.3.320.0030.00313.26
7.3.310.0070.00016.22
7.3.300.0040.00416.27
7.3.290.0070.01016.43
7.3.280.0090.00916.33
7.3.270.0070.01017.40
7.3.260.0090.00916.52
7.3.250.0090.00916.60
7.3.240.0130.00516.65
7.3.230.0140.01016.53
7.3.210.0060.01116.69
7.3.200.0130.00316.33
7.3.190.0060.01016.22
7.3.180.0140.00316.63
7.3.170.0040.01216.38
7.3.160.0100.01316.64
7.2.330.0120.00616.51
7.2.320.0060.01616.68
7.2.310.0030.01316.67
7.2.300.0130.00416.66
7.2.290.0090.00616.65
7.2.110.0110.00716.81
7.2.90.0720.01014.69
7.2.80.0730.01315.04
7.2.70.0110.00715.17
7.2.60.0060.01215.02
7.2.50.0780.00315.13
7.2.40.0780.01115.21
7.2.30.0930.01315.08
7.2.20.0110.00715.08
7.2.10.0780.00315.15
7.2.00.0130.00315.02
7.1.210.0690.00614.04
7.1.200.1000.01014.06
7.1.190.0880.00314.06
7.1.180.0110.00514.09
7.1.170.1020.00714.13
7.1.160.0770.01314.05
7.1.150.0600.01314.23
7.1.140.0000.01214.23
7.1.130.0630.00314.10
7.1.120.0230.01213.93
7.1.110.0870.00314.03
7.1.100.0720.00314.12
7.1.90.0780.00614.15
7.1.80.0060.00914.06
7.1.70.0080.00814.21
7.1.60.1020.01432.08
7.1.50.0930.00732.11
7.1.40.0240.00932.01
7.1.30.1120.01031.96
7.1.20.0690.01031.85
7.1.10.0370.01014.13
7.1.00.1090.01013.96
7.0.310.0120.00613.46
7.0.300.0880.01113.94
7.0.290.1060.00313.82
7.0.280.0240.00613.67
7.0.270.0320.01313.82
7.0.260.0370.00713.86
7.0.250.0740.00613.47
7.0.240.0720.00313.61
7.0.230.0180.00013.96
7.0.220.0750.00613.69
7.0.210.0160.00413.85
7.0.200.0890.00913.86
7.0.190.0120.00313.47
7.0.180.1050.00713.68
7.0.170.0630.00013.60
7.0.160.0930.00313.47
7.0.150.0140.00713.58
7.0.140.0190.00013.50
7.0.130.0060.01213.93
7.0.120.1040.01313.66
7.0.110.0130.00913.70
7.0.100.0540.00713.63
7.0.90.0650.01613.69
7.0.80.0900.01013.76
7.0.70.0960.00613.87
7.0.60.1020.00913.60
7.0.50.1390.01213.66
7.0.40.1000.00613.98
7.0.30.1040.00013.39
7.0.20.0570.00313.78
7.0.10.0080.01313.80
7.0.00.0970.00614.05

preferences:
40.08 ms | 400 KiB | 5 Q