- Load regex files based on current topic. Only show the regex in this topic. To do that, it needs to lookup a table called 'topic_regex_relation' which has the relation of topic and regex filename in filesystem. - Extractapp UI with some layout modification: button, popup window, responsive (by bootstrap now). It was just for quick prototyping.

<span class="span_null" id="span_號" regextext="號" regexreplace="null" style="border: 1px solid black; width: 100px;"> 號 </span><span class="span_hao" id="span_號甚麼" regextext="[^&lt;&gt;○]{2}" regexreplace="hao" style="border: 1px solid black; width: 100px;"> 號甚麼 </span>