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) ? $matches['time'] :'00:00:00'; var_dump($matches); $dateTime = vsprintf('%1s %4s', $matches); var_dump($dateTime);

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)
8.3.60.0060.00918.31
8.3.50.0070.00716.52
8.3.40.0120.00318.95
8.3.30.0040.01218.96
8.3.20.0050.00322.09
8.3.10.0040.00421.85
8.3.00.0040.00420.84
8.2.180.0150.00718.79
8.2.170.0090.00922.96
8.2.160.0100.00322.38
8.2.150.0080.00024.18
8.2.140.0080.00024.66
8.2.130.0040.00420.59
8.2.120.0070.00026.35
8.2.110.0060.00620.47
8.2.100.0060.00617.84
8.2.90.0060.00319.09
8.2.80.0040.00418.05
8.2.70.0090.00017.75
8.2.60.0000.00817.93
8.2.50.0100.00018.10
8.2.40.0030.00622.34
8.2.30.0050.00321.05
8.2.20.0050.00318.14
8.2.10.0000.00717.99
8.2.00.0040.00418.02
8.1.280.0070.01425.92
8.1.270.0000.00821.94
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0060.00322.61
8.1.230.0000.01119.03
8.1.220.0040.00417.79
8.1.210.0040.00418.77
8.1.200.0080.00417.48
8.1.190.0000.00817.35
8.1.180.0030.00618.10
8.1.170.0060.00318.66
8.1.160.0020.00518.96
8.1.150.0000.00718.78
8.1.140.0040.00419.49
8.1.130.0070.00018.78
8.1.120.0020.00517.60
8.1.110.0050.00317.61
8.1.100.0000.00717.55
8.1.90.0040.00717.55
8.1.80.0070.00017.46
8.1.70.0070.00017.62
8.1.60.0030.00517.55
8.1.50.0040.00417.61
8.1.40.0000.00717.65
8.1.30.0030.00617.68
8.1.20.0030.00517.77
8.1.10.0040.00417.77
8.1.00.0000.00717.71
8.0.300.0070.00318.77
8.0.290.0030.00516.88
8.0.280.0040.00418.42
8.0.270.0070.00017.23
8.0.260.0000.00716.97
8.0.250.0000.00817.09
8.0.240.0030.00316.99
8.0.230.0000.00717.10
8.0.220.0000.00716.89
8.0.210.0040.00416.91
8.0.200.0000.00717.09
8.0.190.0030.00616.92
8.0.180.0030.00617.03
8.0.170.0030.00517.06
8.0.160.0040.00417.09
8.0.150.0050.00316.89
8.0.140.0000.00716.84
8.0.130.0030.00513.39
8.0.120.0000.00716.95
8.0.110.0000.00916.99
8.0.100.0000.00716.86
8.0.90.0080.00017.03
8.0.80.0030.01316.93
8.0.70.0000.00816.88
8.0.60.0020.00516.87
8.0.50.0050.00217.06
8.0.30.0100.00817.13
8.0.20.0090.01117.40
8.0.10.0060.00317.02
8.0.00.0140.00416.58
7.4.330.0000.00615.55
7.4.320.0020.00516.75
7.4.300.0030.00316.71
7.4.290.0050.00316.82
7.4.280.0040.00416.66
7.4.270.0050.00316.66
7.4.260.0080.00016.84
7.4.250.0000.00816.81
7.4.240.0040.00416.81
7.4.230.0030.00316.90
7.4.220.0110.00716.84
7.4.210.0100.00616.77
7.4.200.0040.00416.86
7.4.160.0080.00916.73
7.4.150.0140.00517.40
7.4.140.0090.00917.86
7.4.130.0120.00916.93
7.4.120.0160.00616.64
7.4.110.0130.01016.68
7.4.100.0090.01216.59
7.4.90.0090.00916.86
7.4.80.0070.01019.39
7.4.70.0120.00516.66
7.4.60.0030.01416.57
7.4.50.0070.00716.65
7.4.40.0120.01216.84
7.4.30.0040.01716.63
7.4.00.0080.00815.28
7.3.330.0000.00513.21
7.3.320.0020.00213.25
7.3.310.0070.00016.50
7.3.300.0000.00716.37
7.3.290.0070.00816.43
7.3.280.0080.00816.42
7.3.270.0090.00917.40
7.3.260.0110.00816.56
7.3.250.0130.00616.45
7.3.240.0110.00716.28
7.3.230.0120.00616.34
7.3.210.0100.00716.56
7.3.200.0070.01016.33
7.3.190.0060.00916.76
7.3.180.0130.00316.74
7.3.170.0120.00616.68
7.3.160.0120.00316.80
7.3.10.0090.00916.21
7.3.00.0140.00616.68
7.2.330.0090.01516.64
7.2.320.0090.00916.83
7.2.310.0070.01116.71
7.2.300.0040.01216.65
7.2.290.0030.01316.63
7.2.130.0160.00716.71
7.2.120.0100.01016.24
7.2.110.0080.01116.28
7.2.100.0140.00416.93
7.2.90.0160.01015.71
7.2.80.0240.00515.75
7.2.70.0120.01315.94
7.2.60.0840.00815.83
7.2.50.0500.01215.96
7.2.40.0230.00515.63
7.2.30.0170.00915.77
7.2.20.0380.01115.78
7.2.10.0640.00515.87
7.2.00.0140.01015.74
7.1.250.0110.00815.77
7.1.210.0220.00913.94
7.1.200.0720.00914.04
7.1.190.0080.01214.13
7.1.180.1030.01013.96
7.1.170.0150.00314.10
7.1.160.0330.00614.07
7.1.150.0450.00914.20
7.1.140.0350.01014.07
7.1.130.0200.00014.22
7.1.120.0220.00414.19
7.1.110.0630.00713.97
7.1.100.1100.00314.07
7.1.90.0820.01014.23
7.1.80.1040.00713.85
7.1.70.0570.01013.62
7.1.60.0370.00932.14
7.1.50.0630.01632.14
7.1.40.0690.01031.90
7.1.30.0360.01132.03
7.1.20.2260.01631.87
7.1.10.0280.00314.04
7.1.00.1460.00313.86
7.0.310.0260.00413.79
7.0.300.0100.00613.77
7.0.290.0250.00013.53
7.0.280.0200.00013.60
7.0.270.0920.00913.73
7.0.260.0150.00613.60
7.0.250.0060.01013.59
7.0.240.1120.00613.74
7.0.230.0480.00713.82
7.0.220.0110.00713.50
7.0.210.0190.00613.45
7.0.200.0040.01513.79
7.0.190.2020.00713.55
7.0.180.0160.00313.55
7.0.170.2480.00713.62
7.0.160.0090.00913.57
7.0.150.0770.00713.57
7.0.140.0160.00413.50
7.0.130.1570.01313.82
7.0.120.0180.00013.75
7.0.110.0050.01113.70
7.0.100.0120.00613.66
7.0.90.0960.00013.82
7.0.80.0510.00313.79
7.0.70.0750.00613.79
7.0.60.1100.00613.67
7.0.50.0670.00914.00
7.0.40.1220.00713.73
7.0.30.1610.01013.82
7.0.20.1290.01013.82
7.0.10.1250.00413.70
7.0.00.1980.00713.81

preferences:
45.97 ms | 400 KiB | 5 Q