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Document C++11 UCS-2 UCS-4 and C++17 UTF8 character literals support

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William S Fulton 2019-02-10 17:34:20 +00:00
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Doc/Manual/CPlusPlus11.html
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@ -714,6 +714,22 @@ const int SIZE = sizeof...(ClassName<int, int>);
In the above example <tt>SIZE</tt> is of course wrapped as a constant.
</p>
<H3><a name="CPlusPlus11_new_char_literals">7.2.19 New character literals</a></H3>
<p>
C++11 adds support for UCS-2 and UCS-4 character literals.
These character literals are preceded by either 'u' or 'U'.
</p>
<div class="code"><pre>
char16_t a = u'a';
char32_t b = U'b';
</pre></div>
<p>
<b>Compatibility note:</b> SWIG-4.0.0 was the first version to support these Universal Coded Character Set (UCS) character literals.
</p>
<H3><a name="CPlusPlus11_new_string_literals">7.2.19 New string literals</a></H3>