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<?php echo mb_substr('123abcdef', 3); echo "\n"; function endingCodeTag($content, $n) { $contentRest = mb_substr($content, $n); preg_match('/^\<code\s+lang(?:[\s]*>|\W[^\>]*\>)/u', $contentRest, $resultArr); return $resultArr[0]; } var_dump (endingCodeTag('<p> f g f rt e</p> <code lang>df g df = \(fsgfsd', 20)); var_dump (endingCodeTag('<p> f g f rt e</p> <code lang>df g df = \(fsgfsd', 18)); var_dump (endingCodeTag('<p> f g f rt e</p> <code lang>df g df = \(fsgfsd', 19)); var_dump (endingCodeTag('<p> f g f rt e</p> <code lang>df g df = \(fsgfsd', 21)); var_dump (endingCodeTag('<p> f g f rt e</p> <code lang>df g df = \(fsgfsd', 22)); var_dump (endingCodeTag('<p> f g f rt e</p> <code lang>df g df = \(fsgfsd', 23)); var_dump (endingCodeTag('<p> f g f rt e</p> <code lang>df g df = \(fsgfsd', 24));
Output for 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
abcdef string(11) "<code lang>" Warning: Undefined array key 0 in /in/9ik35 on line 10 NULL Warning: Undefined array key 0 in /in/9ik35 on line 10 NULL Warning: Undefined array key 0 in /in/9ik35 on line 10 NULL Warning: Undefined array key 0 in /in/9ik35 on line 10 NULL Warning: Undefined array key 0 in /in/9ik35 on line 10 NULL Warning: Undefined array key 0 in /in/9ik35 on line 10 NULL
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 abcdef string(11) "<code lang>" Warning: Undefined array key 0 in /in/9ik35 on line 10 NULL Warning: Undefined array key 0 in /in/9ik35 on line 10 NULL Warning: Undefined array key 0 in /in/9ik35 on line 10 NULL Warning: Undefined array key 0 in /in/9ik35 on line 10 NULL Warning: Undefined array key 0 in /in/9ik35 on line 10 NULL Warning: Undefined array key 0 in /in/9ik35 on line 10 NULL
Output for 5.5.0 - 5.5.38, 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.31, 7.4.0 - 7.4.33
abcdef string(11) "<code lang>" Notice: Undefined offset: 0 in /in/9ik35 on line 10 NULL Notice: Undefined offset: 0 in /in/9ik35 on line 10 NULL Notice: Undefined offset: 0 in /in/9ik35 on line 10 NULL Notice: Undefined offset: 0 in /in/9ik35 on line 10 NULL Notice: Undefined offset: 0 in /in/9ik35 on line 10 NULL Notice: Undefined offset: 0 in /in/9ik35 on line 10 NULL
Output for 7.3.32 - 7.3.33
abcdef string(11) "<code lang>" NULL NULL NULL NULL NULL NULL
preferences:
315.68 ms | 401 KiB | 330 Q