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<?php $re = '/^--\w+$/m'; $str = '--0000000000000fb2ad0575bf8f28 Content-Type: text/plain; charset="UTF-8" <body> Content. </body> --0000000000000fb2ad0575bf8f28 Content-Type: text/html; charset="UTF-8" <div dir="ltr">&lt;body&gt;<br>Content.<br>&lt;/body&gt;</div> --0000000000000fb2ad0575bf8f28--'; preg_match($re, $str, $matches, PREG_OFFSET_CAPTURE, 0); // Print the entire match result var_dump($matches);
Output for 4.3.3 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.38, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.4, 8.3.6 - 8.3.7
array(1) { [0]=> array(2) { [0]=> string(30) "--0000000000000fb2ad0575bf8f28" [1]=> int(0) } }
Output for 8.3.5
Warning: PHP Startup: Unable to load dynamic library 'sodium.so' (tried: /usr/lib/php/8.3.5/modules/sodium.so (libsodium.so.23: cannot open shared object file: No such file or directory), /usr/lib/php/8.3.5/modules/sodium.so.so (/usr/lib/php/8.3.5/modules/sodium.so.so: cannot open shared object file: No such file or directory)) in Unknown on line 0 array(1) { [0]=> array(2) { [0]=> string(30) "--0000000000000fb2ad0575bf8f28" [1]=> int(0) } }
Output for 4.3.0 - 4.3.2
Warning: Wrong parameter count for preg_match() in /in/7YdKS on line 18 NULL
preferences:
313.18 ms | 401 KiB | 448 Q