3v4l.org

run code in 300+ PHP versions simultaneously
<?php $value = 'aké^abc'; $specs = \preg_match('#^(?=.*[a-zA-Z])[a-zA-Z. ]+$#', $value); var_dump($specs);

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)
8.3.60.0040.01418.43
8.3.50.0130.00316.11
8.3.40.0120.00319.02
8.3.30.0190.00318.63
8.3.20.0040.00421.91
8.3.10.0050.00321.77
8.3.00.0040.00419.43
8.2.180.0180.00016.57
8.2.170.0140.00422.96
8.2.160.0040.01122.18
8.2.150.0050.00325.66
8.2.140.0060.00324.66
8.2.130.0050.00320.35
8.2.120.0000.00726.35
8.2.110.0000.01021.23
8.2.100.0000.01117.91
8.2.90.0040.00417.75
8.2.80.0080.00018.92
8.2.70.0060.00317.63
8.2.60.0040.00417.63
8.2.50.0040.00417.75
8.2.40.0080.00017.75
8.2.30.0080.00017.71
8.2.20.0040.00417.95
8.2.10.0030.00618.10
8.2.00.0060.00317.95
8.1.280.0120.00925.92
8.1.270.0030.00622.08
8.1.260.0000.00726.35
8.1.250.0040.00428.09
8.1.240.0030.00619.27
8.1.230.0080.00320.95
8.1.220.0040.00418.69
8.1.210.0050.00518.77
8.1.200.0060.00317.23
8.1.190.0060.00317.35
8.1.180.0040.00418.10
8.1.170.0000.00817.62
8.1.160.0040.00418.78
8.1.150.0020.00522.10
8.1.140.0000.00817.67
8.1.130.0070.00018.98
8.1.120.0030.00617.38
8.1.110.0100.00017.51
8.1.100.0000.00717.42
8.1.90.0040.00417.54
8.1.80.0040.00417.43
8.1.70.0040.00417.44
8.1.60.0050.00317.61
8.1.50.0040.00417.62
8.1.40.0050.00317.55
8.1.30.0040.00417.80
8.1.20.0040.00417.65
8.1.10.0030.00717.53
8.1.00.0000.00817.54
8.0.300.0060.00318.77
8.0.290.0040.00416.88
8.0.280.0020.00518.12
8.0.270.0000.00718.08
8.0.260.0040.00416.82
8.0.250.0030.00316.88
8.0.240.0040.00716.98
8.0.230.0000.01117.01
8.0.220.0070.00016.89
8.0.210.0070.00016.94
8.0.200.0030.00317.04
8.0.190.0070.00017.05
8.0.180.0040.00417.01
8.0.170.0000.00916.82
8.0.160.0040.00416.93
8.0.150.0030.00516.87
8.0.140.0000.00716.82
8.0.130.0000.00713.43
8.0.120.0000.00916.83
8.0.110.0030.00516.93
8.0.100.0040.00416.95
8.0.90.0040.00417.06
8.0.80.0060.00917.00
8.0.70.0000.00816.85
8.0.60.0000.00816.98
8.0.50.0040.00416.91
8.0.30.0080.01017.12
8.0.20.0100.01117.42
8.0.10.0030.00417.16
8.0.00.0130.00716.83
7.4.330.0000.00515.55
7.4.320.0030.00316.66
7.4.300.0000.00616.64
7.4.290.0030.00516.66
7.4.280.0040.00416.49
7.4.270.0030.00316.63
7.4.260.0030.00316.65
7.4.250.0040.00416.73
7.4.240.0040.00416.68
7.4.230.0040.00416.46
7.4.220.0080.00016.86
7.4.210.0080.00816.62
7.4.200.0040.00416.46
7.4.160.0100.00516.69
7.4.150.0120.00917.40
7.4.140.0070.01017.86
7.4.130.0090.00916.65
7.4.120.0090.01016.69
7.4.110.0090.00916.57
7.4.100.0110.00716.49
7.4.90.0140.00316.83
7.4.80.0160.01719.39
7.4.70.0120.00616.68
7.4.60.0090.00616.47
7.4.50.0070.01116.67
7.4.40.0090.00816.61
7.4.00.0070.00814.93
7.3.330.0000.00613.03
7.3.320.0030.00313.03
7.3.310.0040.00416.35
7.3.300.0030.00516.14
7.3.290.0040.00416.21
7.3.280.0080.00616.27
7.3.270.0090.00917.40
7.3.260.0140.00716.28
7.3.240.0130.00716.64
7.3.230.0090.00916.62
7.3.210.0060.00916.34
7.3.200.0090.01216.30
7.3.190.0080.00816.57
7.3.180.0110.00616.35
7.3.170.0000.01716.53
7.3.160.0040.01116.35
7.3.120.0060.01214.36
7.3.110.0030.01014.54
7.3.100.0100.00614.84
7.3.90.0070.00714.91
7.3.80.0060.00614.86
7.3.70.0060.00914.77
7.3.60.0070.00714.61
7.3.50.0040.00414.57
7.3.40.0030.01014.80
7.3.30.0100.00614.66
7.3.20.0080.00316.62
7.3.10.0130.00016.35
7.3.00.0070.00716.70
7.2.330.0110.00716.49
7.2.320.0050.01216.61
7.2.310.0030.01316.78
7.2.300.0060.00916.64
7.2.290.0140.00416.83
7.2.250.0060.00915.13
7.2.240.0070.01114.67
7.2.230.0100.00015.02
7.2.220.0060.00314.86
7.2.210.0090.00615.04
7.2.200.0090.00015.20
7.2.190.0000.00914.96
7.2.180.0040.01115.00
7.2.170.0080.00415.15
7.2.60.0000.01317.05
7.2.20.0100.01117.97
7.2.10.0130.01118.13
7.2.00.0130.01517.93
7.1.330.0060.01015.98
7.1.320.0030.01015.92
7.1.310.0140.00015.82
7.1.300.0040.00415.76
7.1.290.0060.00615.73
7.1.280.0070.00716.02
7.1.270.0040.00715.46
7.1.260.0000.01315.82
7.1.200.0040.01115.91
7.1.140.0110.01117.01
7.1.130.0230.01516.56
7.1.120.0140.01317.07
7.1.110.0140.01116.45
7.1.100.0150.00916.60
7.1.90.0100.01516.66
7.1.80.0760.01318.42
7.1.70.0100.01117.01
7.1.60.0300.01535.20
7.1.50.0280.01734.82
7.1.40.0260.01734.59
7.1.30.0290.01334.71
7.1.20.0260.01934.94
7.1.10.0050.01616.68
7.1.00.0050.01617.09

preferences:
53.71 ms | 400 KiB | 5 Q