3v4l.org

run code in 300+ PHP versions simultaneously
<?php $dateTime = '2007-01-11'; 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 %2s', $matches); var_dump($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)
8.3.60.0090.00618.56
8.3.50.0090.00916.76
8.3.40.0070.00719.04
8.3.30.0060.00918.79
8.3.20.0040.00420.34
8.3.10.0050.00321.80
8.3.00.0040.00420.84
8.2.180.0100.00618.66
8.2.170.0120.00322.96
8.2.160.0150.00022.35
8.2.150.0050.00324.18
8.2.140.0000.00924.66
8.2.130.0070.00020.36
8.2.120.0040.00426.35
8.2.110.0100.00020.46
8.2.100.0120.00018.03
8.2.90.0030.00619.17
8.2.80.0040.00418.04
8.2.70.0060.00317.63
8.2.60.0000.00817.93
8.2.50.0030.00518.10
8.2.40.0070.00022.31
8.2.30.0000.00821.13
8.2.20.0080.00018.13
8.2.10.0000.00718.16
8.2.00.0040.00418.11
8.1.280.0110.01125.92
8.1.270.0080.00022.05
8.1.260.0070.00026.35
8.1.250.0050.00228.09
8.1.240.0090.00022.54
8.1.230.0080.00418.97
8.1.220.0030.00517.74
8.1.210.0040.00418.77
8.1.200.0070.00317.35
8.1.190.0040.00417.35
8.1.180.0080.00018.10
8.1.170.0060.00318.59
8.1.160.0040.00419.01
8.1.150.0040.00418.80
8.1.140.0050.00319.41
8.1.130.0030.00318.91
8.1.120.0040.00417.48
8.1.110.0000.00717.61
8.1.100.0040.00417.52
8.1.90.0060.00317.57
8.1.80.0040.00417.57
8.1.70.0070.00017.48
8.1.60.0020.00517.67
8.1.50.0050.00317.61
8.1.40.0000.00717.60
8.1.30.0080.00017.65
8.1.20.0030.00517.69
8.1.10.0000.00817.73
8.1.00.0000.00817.64
8.0.300.0100.00018.77
8.0.290.0030.00516.75
8.0.280.0000.00718.38
8.0.270.0000.00717.16
8.0.260.0030.00316.93
8.0.250.0020.00517.07
8.0.240.0040.00416.96
8.0.230.0000.00716.94
8.0.220.0000.00717.03
8.0.210.0070.00016.88
8.0.200.0070.00017.00
8.0.190.0060.00317.07
8.0.180.0070.00416.98
8.0.170.0070.00016.91
8.0.160.0040.00416.90
8.0.150.0030.00516.97
8.0.140.0000.00816.95
8.0.130.0060.00313.35
8.0.120.0070.00016.97
8.0.110.0060.00316.98
8.0.100.0040.00416.93
8.0.90.0030.00516.95
8.0.80.0030.01316.87
8.0.70.0040.00417.04
8.0.60.0020.00517.02
8.0.50.0000.00717.10
8.0.30.0090.01117.13
8.0.20.0150.01117.42
8.0.10.0000.00716.95
8.0.00.0040.01316.80
7.4.330.0050.00015.55
7.4.320.0000.00616.84
7.4.300.0040.00416.79
7.4.290.0000.00716.85
7.4.280.0040.00416.61
7.4.270.0000.00716.84
7.4.260.0040.00416.83
7.4.250.0040.00416.82
7.4.240.0040.00416.78
7.4.230.0070.00016.67
7.4.220.0120.00616.71
7.4.210.0040.01116.86
7.4.200.0030.00316.58
7.4.160.0140.00416.79
7.4.150.0110.00617.40
7.4.140.0100.01117.86
7.4.130.0140.00716.68
7.4.120.0140.01016.78
7.4.110.0080.00916.63
7.4.100.0120.00916.67
7.4.90.0060.01216.89
7.4.80.0090.00919.39
7.4.70.0060.01116.64
7.4.60.0160.00316.74
7.4.50.0030.01316.59
7.4.40.0070.01416.57
7.4.30.0050.01116.65
7.4.00.0080.00815.27
7.3.330.0030.00313.08
7.3.320.0060.00013.05
7.3.310.0000.00816.21
7.3.300.0000.00716.34
7.3.290.0080.00916.37
7.3.280.0060.01016.35
7.3.270.0100.00717.40
7.3.260.0070.01016.57
7.3.250.0080.01016.50
7.3.240.0130.00616.54
7.3.230.0060.01316.70
7.3.210.0150.00316.25
7.3.200.0030.01316.36
7.3.190.0030.01516.79
7.3.180.0120.00916.56
7.3.170.0090.00616.47
7.3.160.0120.00416.39
7.3.120.0030.01614.86
7.3.110.0110.00714.87
7.3.100.0120.00314.95
7.3.90.0030.01014.74
7.3.80.0080.00414.95
7.3.70.0000.00915.01
7.3.60.0060.00915.02
7.3.50.0030.01014.91
7.3.40.0000.01814.99
7.3.30.0130.00314.78
7.3.20.0040.00716.91
7.3.10.0100.00316.68
7.3.00.0060.00916.79
7.2.330.0070.01316.80
7.2.320.0190.00916.68
7.2.310.0090.00616.93
7.2.300.0040.01316.83
7.2.290.0130.00316.82
7.2.250.0070.01015.26
7.2.240.0030.01614.85
7.2.230.0030.01415.14
7.2.220.0060.00315.22
7.2.210.0030.01215.14
7.2.200.0050.00515.32
7.2.190.0060.00615.05
7.2.180.0000.01115.14
7.2.170.0100.00615.22
7.2.90.0250.00316.61
7.2.80.0030.01316.57
7.2.70.0890.00617.14
7.2.60.0090.00517.09
7.2.50.0090.00317.11
7.2.40.0000.01817.16
7.2.30.0070.01017.05
7.2.20.0120.00617.05
7.2.10.0110.00316.98
7.2.00.0060.00617.04
7.1.330.0070.00716.13
7.1.320.0070.00315.91
7.1.310.0000.01315.67
7.1.300.0070.00715.87
7.1.290.0060.00915.88
7.1.280.0100.00715.66
7.1.270.0030.00615.88
7.1.260.0060.00915.85
7.1.210.0120.00015.77
7.1.200.0110.00615.78
7.1.190.1400.00013.88
7.1.180.0030.00915.93
7.1.170.0070.00715.91
7.1.160.0130.00316.00
7.1.150.0000.01315.88
7.1.140.0070.00516.08
7.1.130.0080.00315.93
7.1.120.0070.00415.90
7.1.110.0050.00815.90
7.1.100.0080.00916.06
7.1.90.0040.00815.77
7.1.80.0040.01016.03
7.1.70.0080.00815.77
7.1.60.0200.01033.83
7.1.50.0330.00033.90
7.1.40.2030.00333.82
7.1.30.0260.01134.05
7.1.20.0100.02134.11
7.1.10.0060.00615.86
7.1.00.0060.00615.92
7.0.310.0090.00915.36
7.0.300.0070.01015.48
7.0.290.0090.00415.27
7.0.280.0040.01115.77
7.0.270.0110.00315.38
7.0.260.0030.00715.55
7.0.250.0070.00415.50
7.0.240.0110.01315.89
7.0.230.0040.01115.43
7.0.220.0040.00715.80
7.0.210.0000.01115.61
7.0.200.0060.00915.34
7.0.190.0000.01115.25
7.0.180.0030.01215.74
7.0.170.0130.00015.53
7.0.160.0110.00315.44
7.0.150.0040.00715.53
7.0.140.0040.00715.53
7.0.130.0070.00715.64
7.0.120.0040.00915.70
7.0.110.0040.00915.60
7.0.100.0140.00015.48
7.0.90.0060.00615.72
7.0.80.0080.00815.58
7.0.70.0090.01213.89
7.0.60.0080.00315.38
7.0.50.0050.00713.97
7.0.40.0170.00313.88
7.0.30.0070.00713.59
7.0.20.0090.00615.32
7.0.10.0070.00715.70
7.0.00.0070.00415.75

preferences:
41.55 ms | 400 KiB | 5 Q