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);
Output for 5.4.0 - 5.4.31
Parse error: syntax error, unexpected '$matches' (T_VARIABLE) in /in/rNjDF on line 9
Process exited with code 255.
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29
Parse error: syntax error, unexpected T_VARIABLE in /in/rNjDF on line 9
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.3.11, 4.4.0 - 4.4.1, 5.0.0 - 5.0.5
Parse error: parse error, unexpected T_VARIABLE in /in/rNjDF on line 9
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/rNjDF on line 9
Process exited with code 255.
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210.08 ms | 1395 KiB | 122 Q