3v4l.org

run code in 300+ PHP versions simultaneously
<?php var re = "/^[a-zA-Z ,.\p{Han}]$/"; preg_match(re, 'Mr Smith'); preg_match(re, 'Mr. Smith'); preg_match(re, 'Mr. 123 Smith'); preg_match(re, '姓名');

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)
5.4.320.0050.03712.50
5.4.310.0040.04012.49
5.4.300.0080.03412.50
5.4.290.0080.04112.49
5.4.280.0120.03012.39
5.4.270.0110.04512.39
5.4.260.0090.04712.39
5.4.250.0050.04312.39
5.4.240.0060.03512.39
5.4.230.0070.03612.38
5.4.220.0050.03912.38
5.4.210.0060.03612.38
5.4.200.0070.03612.38
5.4.190.0070.03412.38
5.4.180.0050.03712.38
5.4.170.0060.03512.38
5.4.160.0040.03812.38
5.4.150.0060.03612.38
5.4.140.0070.04012.07
5.4.130.0060.03512.05
5.4.120.0050.03612.01
5.4.110.0020.04412.01
5.4.100.0050.03612.01
5.4.90.0050.03812.01
5.4.80.0080.03912.01
5.4.70.0030.03812.01
5.4.60.0060.03412.01
5.4.50.0070.03312.01
5.4.40.0060.03611.99
5.4.30.0040.03612.00
5.4.20.0070.03411.98
5.4.10.0090.03911.99
5.4.00.0070.03411.48
5.3.290.0030.04112.80
5.3.280.0070.03612.70
5.3.270.0040.04112.72
5.3.260.0050.04112.72
5.3.250.0050.03712.72
5.3.240.0080.03512.72
5.3.230.0060.03612.70
5.3.220.0060.04112.68
5.3.210.0060.03912.68
5.3.200.0050.03612.68
5.3.190.0070.03712.68
5.3.180.0090.04212.67
5.3.170.0090.03912.67
5.3.160.0060.03512.67
5.3.150.0060.03612.67
5.3.140.0070.03412.66
5.3.130.0040.04112.66
5.3.120.0040.03912.66
5.3.110.0080.04112.66
5.3.100.0030.04312.12
5.3.90.0060.03612.09
5.3.80.0040.04112.07
5.3.70.0070.03712.07
5.3.60.0060.03512.06
5.3.50.0080.03212.00
5.3.40.0060.03512.00
5.3.30.0050.04111.95
5.3.20.0070.03311.73
5.3.10.0050.03511.70
5.3.00.0080.03911.68
5.2.170.0030.0319.18
5.2.160.0040.0299.18
5.2.150.0090.0269.18
5.2.140.0030.0319.18
5.2.130.0060.0309.14
5.2.120.0070.0269.14
5.2.110.0030.0309.15
5.2.100.0050.0279.14
5.2.90.0060.0269.14
5.2.80.0110.0329.14
5.2.70.0100.0439.14
5.2.60.0060.0279.09
5.2.50.0040.0349.06
5.2.40.0100.0329.04
5.2.30.0010.0329.02
5.2.20.0060.0289.01
5.2.10.0040.0298.92
5.2.00.0030.0308.78
5.1.60.0060.0218.06
5.1.50.0020.0268.07
5.1.40.0030.0258.05
5.1.30.0040.0268.40
5.1.20.0030.0278.42
5.1.10.0020.0278.14
5.1.00.0040.0258.14
5.0.50.0030.0216.62
5.0.40.0040.0196.48
5.0.30.0030.0326.29
5.0.20.0030.0196.27
5.0.10.0040.0186.23
5.0.00.0030.0316.23
4.4.90.0020.0164.78
4.4.80.0030.0174.75
4.4.70.0040.0144.75
4.4.60.0070.0114.75
4.4.50.0050.0144.77
4.4.40.0030.0254.71
4.4.30.0020.0164.76
4.4.20.0040.0214.84
4.4.10.0030.0144.85
4.4.00.0030.0314.76
4.3.110.0040.0204.67
4.3.100.0030.0144.67
4.3.90.0010.0224.63
4.3.80.0010.0264.58
4.3.70.0020.0154.63
4.3.60.0040.0134.63
4.3.50.0030.0154.63
4.3.40.0010.0254.54
4.3.30.0020.0223.28
4.3.20.0010.0163.25
4.3.10.0020.0153.22
4.3.00.0200.01316.02

preferences:
137.81 ms | 1394 KiB | 7 Q