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])', '$str = &lt;&lt;&lt;EODString Keeps Going EOD; echo &lt;&lt;&lt;EOD Stuff EOD ""STRING""; ', $matches); var_dump($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)
5.4.310.0090.04212.49
5.4.300.0120.03612.50
5.4.290.0050.04012.50
5.4.280.0060.03612.39
5.4.270.0050.03912.39
5.4.260.0070.03712.39
5.4.250.0070.04112.39
5.4.240.0060.03612.39
5.4.230.0060.03712.38
5.4.220.0050.04012.38
5.4.210.0040.03712.38
5.4.200.0060.03712.38
5.4.190.0050.03612.38
5.4.180.0060.03512.38
5.4.170.0160.04012.38
5.4.160.0060.03612.38
5.4.150.0070.03512.38
5.4.140.0070.03812.07
5.4.130.0110.04112.05
5.4.120.0120.03012.02
5.4.110.0020.04012.01
5.4.100.0090.03712.01
5.4.90.0070.03712.01
5.4.80.0030.04112.01
5.4.70.0050.03612.00
5.4.60.0050.03712.00
5.4.50.0050.03712.01
5.4.40.0040.03712.00
5.4.30.0060.03611.99
5.4.20.0080.03511.98
5.4.10.0140.02711.99
5.4.00.0110.03911.48
5.3.290.0040.04712.80
5.3.280.0050.04012.71
5.3.270.0070.04012.73
5.3.260.0060.04212.72
5.3.250.0060.04012.72
5.3.240.0060.03812.72
5.3.230.0080.03612.71
5.3.220.0050.03812.68
5.3.210.0080.04112.68
5.3.200.0070.03612.68
5.3.190.0070.04012.68
5.3.180.0070.03812.67
5.3.170.0050.04612.67
5.3.160.0050.04312.67
5.3.150.0080.03712.67
5.3.140.0100.05212.66
5.3.130.0090.04112.66
5.3.120.0070.03812.66
5.3.110.0110.03612.66
5.3.100.0070.03812.12
5.3.90.0090.03412.09
5.3.80.0070.04812.08
5.3.70.0070.03612.07
5.3.60.0070.03612.06
5.3.50.0040.03912.00
5.3.40.0060.04012.00
5.3.30.0060.03411.95
5.3.20.0060.03411.72
5.3.10.0060.04311.70
5.3.00.0080.03911.68
5.2.170.0030.0349.18
5.2.160.0070.0289.18
5.2.150.0060.0309.18
5.2.140.0080.0289.18
5.2.130.0080.0279.14
5.2.120.0040.0299.14
5.2.110.0080.0279.15
5.2.100.0030.0419.14
5.2.90.0070.0409.14
5.2.80.0070.0389.14
5.2.70.0080.0369.14
5.2.60.0040.0389.09
5.2.50.0040.0329.06
5.2.40.0060.0289.04
5.2.30.0040.0319.02
5.2.20.0020.0329.00
5.2.10.0040.0308.92
5.2.00.0060.0288.78
5.1.60.0040.0268.07
5.1.50.0070.0248.06
5.1.40.0070.0518.05
5.1.30.0100.0378.39
5.1.20.0080.0258.42
5.1.10.0040.0278.14
5.1.00.0060.0268.14
5.0.50.0030.0226.62
5.0.40.0030.0206.48
5.0.30.0050.0306.29
5.0.20.0030.0216.27
5.0.10.0030.0206.24
5.0.00.0060.0336.23
4.4.90.0020.0174.77
4.4.80.0040.0154.76
4.4.70.0030.0154.75
4.4.60.0060.0124.75
4.4.50.0010.0174.77
4.4.40.0040.0264.71
4.4.30.0030.0154.76
4.4.20.0030.0224.84
4.4.10.0010.0174.85
4.4.00.0050.0264.76
4.3.110.0030.0224.67
4.3.100.0050.0194.66
4.3.90.0040.0194.64
4.3.80.0020.0264.59
4.3.70.0020.0164.63
4.3.60.0060.0164.63
4.3.50.0040.0224.63
4.3.40.0030.0294.54
4.3.30.0030.0213.28
4.3.20.0040.0193.26
4.3.10.0020.0213.22
4.3.00.0030.01715.94

preferences:
145.49 ms | 1394 KiB | 7 Q