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doc/go1.17: document time changes for Go1.17

Documents the newly implemented changes of
- Time.IsDST() method
- Addition of Time.UnixMilli, Time.UnixMicro and to-Time helpers UnixMicro, UnixMilli methods
- Addition of comma "," support as separator for fraction seconds

For #44513
Fixes #46026

Change-Id: Ib8d3449d3b061f013112d33362b50e68ad6ddffa
Reviewed-on: https://go-review.googlesource.com/c/go/+/317913
Reviewed-by: Dmitri Shuralyov <dmitshur@golang.org>
Reviewed-by: Ian Lance Taylor <iant@golang.org>
This commit is contained in:
Uddeshya Singh 2021-05-07 13:18:05 +05:30 committed by Ian Lance Taylor
parent d743e67e06
commit 1c6a2ea2ea

View File

@ -689,15 +689,26 @@ Do not send CLs removing the interior tags from such phrases.
</p>
<p><!-- CL 264077 -->
TODO: <a href="https://golang.org/cl/264077">https://golang.org/cl/264077</a>: add Time.IsDST() to check if its Location is in Daylight Savings Time
The new <a href="/pkg/time/#Time.IsDST"><code>Time.IsDST</code></a> method can be used to check whether the time
is in Daylight Savings Time in its configured location.
</p>
<p><!-- CL 293349 -->
TODO: <a href="https://golang.org/cl/293349">https://golang.org/cl/293349</a>: add Time.Unix{Milli,Micro} and to-Time helpers UnixMicro, UnixMilli
The new <a href="/pkg/time/#Time.UnixMilli"><code>Time.UnixMilli</code></a> and
<a href="/pkg/time/#Time.UnixMicro"><code>Time.UnixMicro</code></a> methods return the number of milliseconds and
microseconds elapsed since January 1, 1970 UTC respectively.<br>
The new <code>UnixMilli</code> and <code>UnixMicro</code> functions return local Time corresponding to given
Unix time.
</p>
<p><!-- CL 300996 -->
TODO: <a href="https://golang.org/cl/300996">https://golang.org/cl/300996</a>: support &#34;,&#34; as separator for fractional seconds
The package now accepts comma "," as a separator for fractional seconds when parsing and formatting time.
The following time formats are now accepted:
<ul>
<li>2006-01-02 14:06:03,999999999 -0700 MST</li>
<li>Mon Jan _2 14:06:03,120007 2006</li>
<li>Mon Jan 2 14:06:03,120007 2006</li>
</ul>
</p>
<p><!-- CL 320252 -->