It marks that the original text has been updated, and that the translation has not been updated or needs updating. See examples of how it works here: <a href="https://meta.wikimedia.org/wiki/Template:Ls">https://meta.wikimedia.org/wiki/Template:Ls</a><br>
<br><div class="gmail_quote">2012/1/5 Benjamin Chen <span dir="ltr"><<a href="mailto:cnchenminqi@gmail.com">cnchenminqi@gmail.com</a>></span><br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">
<div style="font-family:Helvetica;font-size:13px">hmm not really, I was referring to the {{{update}}} parameter.<br></div><div class="im">
<div><div><br></div>Best regards,<div>Benjamin Chen / User:Bencmq</div><div><br></div></div>
</div><div><div class="h5"><p style="color:#a0a0a8">On Friday, January 6, 2012 at 12:17 AM, Tanvir Rahman wrote:</p>
</div></div><blockquote type="cite" style="border-left-style:solid;border-width:1px;margin-left:0px;padding-left:10px">
<span><div><div><div class="h5"><div><blockquote type="cite"><div>A bit unsure about what does the update parameter of {{ls}} does. Must
it always be update=en for all translations? or it should be present
when the translation is outdated?<br></div></blockquote><br>That parameter gives the name of the language in its native name (i.e. in its own script if available), for example, you see "English:" in bold when it's <span style="font-family:courier new,monospace">{{ls|en}}</span>, and you see "বাংলা" when it's <span style="font-family:courier new,monospace">{{ls|bn}}</span>. So when you are translating, change the en to the language code of your translated language. For example, if you translate to zh-hans than, change it to <span style="font-family:courier new,monospace">{{ls|zh-hans|...}}</span>.<br>
<br>Regards,<br><span><font color="#888888">Tanvir Rahman<br>
Wikitanvir on Wikimedia</font></span><br>
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<br></blockquote></div><br><br clear="all"><br>-- <br><div>mvh</div><div><a href="http://meta.wikimedia.org/wiki/User:Jon_Harald_S%C3%B8by" target="_blank">Jon Harald Søby</a></div><br>