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<?php $var = array( '#tag', 'text #tag text', 'text #tag', 'text#tag', ); $res = preg_filter('/\B#(\S{1,24}+)/u', '#<$1>' , $var); print_r($res); echo preg_replace('/\b#(\S{1,24}+)/u', '<$0>' , '#111 #222 #333 #444');
Output for 5.3.0 - 7.1.0
Array ( [0] => #<tag> [1] => text #<tag> text [2] => text #<tag> ) #111 #222 #333 #444
Output for 5.0.0 - 5.2.17
Fatal error: Call to undefined function preg_filter() in /in/cNmtV on line 8
Process exited with code 255.
Output for 4.4.5 - 4.4.9
Fatal error: Call to undefined function: preg_filter() in /in/cNmtV on line 8
Process exited with code 255.
Output for 4.3.2 - 4.4.4
Fatal error: Call to undefined function: preg_filter() in /in/cNmtV on line 8
Process exited with code 255.
Output for 4.3.0 - 4.3.1
Fatal error: Call to undefined function: preg_filter() in /in/cNmtV on line 8