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[e] (0) Clarify that time zones change, to encourage implementors not…
… to make bad assumptions.

Fixing https://www.w3.org/Bugs/Public/show_bug.cgi?id=17989
Affected topics: HTML

git-svn-id: http://svn.whatwg.org/webapps@7196 340c8d12-0b0e-0410-8428-c7bf67bfef74
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Hixie committed Jul 20, 2012
1 parent e1d5140 commit 3b3baed
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9 changes: 6 additions & 3 deletions complete.html
Expand Up @@ -6037,9 +6037,12 @@ <h5 id=time-zones><span class=secno>2.5.5.6 </span>Time zones</h5>
</ol></li>

</ul><p class=note>This format allows for time-zone offsets from -23:59
to +23:59. In practice, however, the range of offsets of actual time
zones is -12:00 to +14:00, and the minutes component of offsets of
actual time zones is always either 00, 30, or 45.</p>
to +23:59. In practice, however, right now the range of offsets of
actual time zones is -12:00 to +14:00, and the minutes component of
offsets of actual time zones is always either 00, 30, or 45. There
is no guarantee that this will remain so forever, however; time
zones are used as political footballs and are thus subject to very
whimsical policy decisions.</p>

<p class=note>See also the usage notes and examples in the <a href=#concept-datetime title=concept-datetime>global date and time</a> section below
for details on using time-zone offsets with historical times that
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9 changes: 6 additions & 3 deletions index
Expand Up @@ -6037,9 +6037,12 @@ a.setAttribute('href', 'http://example.com/'); // change the content attribute d
</ol></li>

</ul><p class=note>This format allows for time-zone offsets from -23:59
to +23:59. In practice, however, the range of offsets of actual time
zones is -12:00 to +14:00, and the minutes component of offsets of
actual time zones is always either 00, 30, or 45.</p>
to +23:59. In practice, however, right now the range of offsets of
actual time zones is -12:00 to +14:00, and the minutes component of
offsets of actual time zones is always either 00, 30, or 45. There
is no guarantee that this will remain so forever, however; time
zones are used as political footballs and are thus subject to very
whimsical policy decisions.</p>

<p class=note>See also the usage notes and examples in the <a href=#concept-datetime title=concept-datetime>global date and time</a> section below
for details on using time-zone offsets with historical times that
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9 changes: 6 additions & 3 deletions source
Expand Up @@ -5491,9 +5491,12 @@ is conforming depends on which specs apply, and leaves it at that. -->
</ul>

<p class="note">This format allows for time-zone offsets from -23:59
to +23:59. In practice, however, the range of offsets of actual time
zones is -12:00 to +14:00, and the minutes component of offsets of
actual time zones is always either 00, 30, or 45.</p>
to +23:59. In practice, however, right now the range of offsets of
actual time zones is -12:00 to +14:00, and the minutes component of
offsets of actual time zones is always either 00, 30, or 45. There
is no guarantee that this will remain so forever, however; time
zones are used as political footballs and are thus subject to very
whimsical policy decisions.</p>

<p class="note">See also the usage notes and examples in the <span
title="concept-datetime">global date and time</span> section below
Expand Down

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