https://pdkb.chivanet.org/wiki/index.php?action=history&feed=atom&title=Module%3APreview_warning 2026-05-05T20:18:31Z Revision history for this page on the wiki MediaWiki 1.29.1 https://pdkb.chivanet.org/wiki/index.php?title=Module:Preview_warning&diff=1788&oldid=prev 2021-04-06T12:50:31Z

<p>Created page with &quot;local p = {} --[[ main This function returns parameter 1 as a warning if the page containing it is being previewed. Usage: {{#invoke:Preview warning|main|warning_text}} ]]...&quot;</p> <p><b>New page</b></p><div>local p = {}<br /> <br /> --[[<br /> main<br /> <br /> This function returns parameter 1 as a warning if the page containing it is being previewed.<br /> <br /> Usage:<br /> {{#invoke:Preview warning|main|warning_text}}<br /> <br /> ]]<br /> <br /> function p.main(frame)<br /> local preview = frame.args[1]:match(&#039;^%s*(.-)%s*$&#039;) or &#039;&#039;<br /> if preview == &#039;&#039; then preview = &#039;Something is wrong with this template&#039; end<br /> if frame:preprocess( &quot;{{REVISIONID}}&quot; ) == &quot;&quot; then return &#039;&lt;div class=&quot;hatnote&quot; style=&quot;color:red&quot;&gt;&lt;strong&gt;Warning:&lt;/strong&gt; &#039; .. preview .. &#039; (this message is shown only in preview)&lt;/div&gt;&#039; end<br /> end<br /> <br /> return p</div>

DavidWhitten