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<?php /* <_link>user://1|Team GB <a href="user/1">Team GB</a> <_link>tag://FridayBeers|#FridayBeers <a href="tags/FridayBeers">#FridayBeers</a> */ $pattern = "~\<_link\>((user)\://(?<userId>\d+)|(tag)\://(?<tagLink>[a-zA-Z]+)\|#(?<tagTitle>[a-zA-Z]+))~"; $string = "<_link>user://1|Team GB and <_link>tag://FridayBeers|#FridayBeers"; preg_replace_callback($pattern, function($match) { var_dump($match); }, $string);
Output for 5.3.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
array(5) { [0]=> string(15) "<_link>user://1" [1]=> string(8) "user://1" [2]=> string(4) "user" ["userId"]=> string(1) "1" [3]=> string(1) "1" } array(10) { [0]=> string(37) "<_link>tag://FridayBeers|#FridayBeers" [1]=> string(30) "tag://FridayBeers|#FridayBeers" [2]=> string(0) "" ["userId"]=> string(0) "" [3]=> string(0) "" [4]=> string(3) "tag" ["tagLink"]=> string(11) "FridayBeers" [5]=> string(11) "FridayBeers" ["tagTitle"]=> string(11) "FridayBeers" [6]=> string(11) "FridayBeers" }
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.2.17
Parse error: syntax error, unexpected T_FUNCTION in /in/0N923 on line 14
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.4.1, 5.0.0 - 5.0.5
Parse error: parse error, unexpected T_FUNCTION in /in/0N923 on line 14
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/0N923 on line 14
Process exited with code 255.