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<?php $text = "This is a #hastag within some #awesometext."; function tagIt($body) { $string = $body; $htag = "#"; $arr = preg_split("/\s|\.|\!/", $string);print_r($arr); $arrc = count($arr); $i = 0; while($i < $arrc) { if(substr($arr[$i], 0, 1) === $htag) { $arr[$i] = "<a href = 'category.php?tag=$arr[$i]'>".$arr[$i]."</a>"; } $i++; } $string = implode(" ", $arr); echo "\n".$string."\n"; } tagIt($text);
Output for git.master, git.master_jit, rfc.property-hooks
Array ( [0] => This [1] => is [2] => a [3] => #hastag [4] => within [5] => some [6] => #awesometext [7] => ) This is a <a href = 'category.php?tag=#hastag'>#hastag</a> within some <a href = 'category.php?tag=#awesometext'>#awesometext</a>

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