3v4l.org

run code in 300+ PHP versions simultaneously
<?php preg_match('/&lt;&lt;&lt;(&#039;|&quot;)?([A-Za-z][A-Za-z0-9]*)\\g{-2}[\\r\\n].*?(?<=[\\r\\n])\\g{-1};?(?=[\\r\\n])/si', '$str = &lt;&lt;&lt;EODString Keeps Going EOD;', $matches); var_dump($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)
5.4.310.0070.03912.49
5.4.300.0080.03712.49
5.4.290.0060.03912.49
5.4.280.0040.03812.39
5.4.270.0040.03912.39
5.4.260.0030.04112.39
5.4.250.0060.03812.39
5.4.240.0040.03712.39
5.4.230.0040.03912.38
5.4.220.0020.04312.38
5.4.210.0080.03312.38
5.4.200.0080.03612.38
5.4.190.0040.03912.38
5.4.180.0060.03612.38
5.4.170.0060.03812.39
5.4.160.0110.03512.38
5.4.150.0060.03712.38
5.4.140.0070.03812.07
5.4.130.0070.03712.05
5.4.120.0120.03212.02
5.4.110.0040.03812.02
5.4.100.0030.03912.01
5.4.90.0060.03812.01
5.4.80.0080.04012.01
5.4.70.0080.04812.00
5.4.60.0070.04912.01
5.4.50.0100.04612.00
5.4.40.0100.04412.00
5.4.30.0070.04711.99
5.4.20.0080.03611.99
5.4.10.0110.03711.99
5.4.00.0080.04011.48
5.3.290.0050.04612.80
5.3.280.0080.04312.71
5.3.270.0060.04812.72
5.3.260.0100.05212.72
5.3.250.0140.04912.72
5.3.240.0090.04912.72
5.3.230.0120.04312.71
5.3.220.0100.04712.68
5.3.210.0080.04212.68
5.3.200.0060.04112.68
5.3.190.0110.03712.68
5.3.180.0080.03812.67
5.3.170.0060.04112.67
5.3.160.0100.04812.68
5.3.150.0100.04412.67
5.3.140.0130.05212.66
5.3.130.0080.04212.66
5.3.120.0100.03512.66
5.3.110.0050.04312.66
5.3.100.0090.03312.11
5.3.90.0090.03412.08
5.3.80.0040.03912.07
5.3.70.0070.03612.07
5.3.60.0050.03812.06
5.3.50.0050.03712.00
5.3.40.0070.03612.00
5.3.30.0050.03911.95
5.3.20.0060.03611.73
5.3.10.0110.03111.70
5.3.00.0090.03411.68
5.2.170.0080.0279.18
5.2.160.0050.0299.18
5.2.150.0060.0299.18
5.2.140.0090.0289.18
5.2.130.0050.0309.14
5.2.120.0070.0269.14
5.2.110.0060.0289.14
5.2.100.0040.0319.14
5.2.90.0040.0309.14
5.2.80.0040.0309.14
5.2.70.0030.0319.14
5.2.60.0050.0309.09
5.2.50.0030.0329.06
5.2.40.0050.0299.04
5.2.30.0060.0299.02
5.2.20.0050.0299.01
5.2.10.0080.0258.92
5.2.00.0060.0288.78
5.1.60.0040.0248.07
5.1.50.0060.0238.07
5.1.40.0060.0228.04
5.1.30.0030.0278.39
5.1.20.0040.0278.42
5.1.10.0040.0298.14
5.1.00.0020.0298.14
5.0.50.0060.0196.62
5.0.40.0070.0166.48
5.0.30.0080.0276.29
5.0.20.0020.0226.27
5.0.10.0040.0206.24
5.0.00.0030.0316.23
4.4.90.0010.0174.78
4.4.80.0050.0154.75
4.4.70.0030.0174.75
4.4.60.0030.0154.75
4.4.50.0030.0184.77
4.4.40.0020.0284.71
4.4.30.0020.0164.76
4.4.20.0030.0164.85
4.4.10.0030.0154.85
4.4.00.0030.0264.76
4.3.110.0020.0214.67
4.3.100.0030.0174.66
4.3.90.0040.0134.63
4.3.80.0040.0234.59
4.3.70.0050.0194.63
4.3.60.0030.0154.62
4.3.50.0070.0134.63
4.3.40.0020.0264.54
4.3.30.0010.0183.28
4.3.20.0010.0173.26
4.3.10.0030.0153.21
4.3.00.0100.0178.55

preferences:
130.76 ms | 1394 KiB | 7 Q