3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $content = ' @see MyType this is a @description spanning over multiple lines. @ignore @link http://www.phpdoc.org'; preg_match_all(' / (?:\A|\n)\s* (?: (?<T_TAG_NAME>@[\pL-_]+)| (?: (?<T_SEE>@see) \ + (?<T_SEE_TARGET>.*?) ) ) \ * (?<T_TAG_DESCRIPTION>.*?) (?=\n\s*@|\Z) /sux', $content, $matches, PREG_SET_ORDER ); var_dump($matches);
based on T3NvY
Output for 4.4.6 - 4.4.9, 5.2.2 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
array(3) { [0]=> array(9) { [0]=> string(66) " @see MyType this is a @description spanning over multiple lines." ["T_TAG_NAME"]=> string(4) "@see" [1]=> string(4) "@see" ["T_SEE"]=> string(0) "" [2]=> string(0) "" ["T_SEE_TARGET"]=> string(0) "" [3]=> string(0) "" ["T_TAG_DESCRIPTION"]=> string(59) "MyType this is a @description spanning over multiple lines." [4]=> string(59) "MyType this is a @description spanning over multiple lines." } [1]=> array(9) { [0]=> string(10) " @ignore" ["T_TAG_NAME"]=> string(7) "@ignore" [1]=> string(7) "@ignore" ["T_SEE"]=> string(0) "" [2]=> string(0) "" ["T_SEE_TARGET"]=> string(0) "" [3]=> string(0) "" ["T_TAG_DESCRIPTION"]=> string(0) "" [4]=> string(0) "" } [2]=> array(9) { [0]=> string(30) " @link http://www.phpdoc.org" ["T_TAG_NAME"]=> string(5) "@link" [1]=> string(5) "@link" ["T_SEE"]=> string(0) "" [2]=> string(0) "" ["T_SEE_TARGET"]=> string(0) "" [3]=> string(0) "" ["T_TAG_DESCRIPTION"]=> string(21) "http://www.phpdoc.org" [4]=> string(21) "http://www.phpdoc.org" } }
Output for 5.2.0 - 5.2.1
Warning: preg_match_all(): Compilation failed: unrecognized character after (?< at offset 32 in /in/jU3LU on line 25 NULL
Output for 4.3.11 - 4.4.5, 5.0.0 - 5.1.6
Warning: preg_match_all(): Compilation failed: unrecognized character after (?< at offset 32 in /in/jU3LU on line 25 array(0) { }
Output for 4.3.0 - 4.3.10
Warning: Compilation failed: unrecognized character after (?< at offset 32 in /in/jU3LU on line 25 array(0) { }