<span class="hljs-comment">// Unicode literals</span> <span class="hljs-keyword">auto</span> str = <span class="hljs-string">"Hello regular string"</span>; <span class="hljs-keyword">auto</span> utf8 = <span class="hljs-string">u8"Hello utf-8 string"</span>; <span class="hljs-keyword">auto</span> utf16 = <span class="hljs-string">u"Hello utf-16 string"</span>; <span class="hljs-keyword">auto</span> utf32 = <span class="hljs-string">U"Hello utf-32 string"</span>; <span class="hljs-comment">// Wide-character strings</span> <span class="hljs-keyword">auto</span> wide_char = <span class="hljs-string">L"Hello wchar_t string"</span>; <span class="hljs-keyword">auto</span> lr = <span class="hljs-string">LR"(Hello world)"</span>; <span class="hljs-comment">// character literals</span> <span class="hljs-keyword">auto</span> wide_char = <span class="hljs-string">L'H'</span>; <span class="hljs-keyword">auto</span> cr = <span class="hljs-string">'\n'</span>; <span class="hljs-keyword">auto</span> chr = <span class="hljs-string">'H'</span>; <span class="hljs-keyword">auto</span> utf8 = <span class="hljs-string">u8'H'</span>; <span class="hljs-keyword">auto</span> utf16 = <span class="hljs-string">u'H'</span>; <span class="hljs-keyword">auto</span> utf32 = <span class="hljs-string">U'H'</span>; <span class="hljs-keyword">auto</span> unicode = <span class="hljs-string">L'\u202e'</span> <span class="hljs-keyword">auto</span> hex = <span class="hljs-string">'\xFF'</span> <span class="hljs-keyword">auto</span> octal = <span class="hljs-string">'\123'</span> <span class="hljs-comment">// Raw string literals (multiline)</span> <span class="hljs-keyword">auto</span> char_multi = <span class="hljs-string">R"(Hello "normal" multiline string.)"</span>; <span class="hljs-keyword">auto</span> utf8_multi = <span class="hljs-string">u8R"(Hello "utf-8" multiline string)"</span>; <span class="hljs-keyword">auto</span> utf16_multi = <span class="hljs-string">uR"(Hello "utf-16" multiline string)"</span>; <span class="hljs-keyword">auto</span> utf32_multi = <span class="hljs-string">UR"(Hello "utf-32" multiline string)"</span>; <span class="hljs-comment">// Raw string literals with delimiter (multiline)</span> <span class="hljs-keyword">auto</span> char_multi = <span class="hljs-string">R"blah1(Hello "normal" multiline )" )blah" string.)blah1"</span>; <span class="hljs-keyword">auto</span> utf8_multi = <span class="hljs-string">u8R"blah2(Hello "utf-8" multiline )" )blah" string)blah2"</span>; <span class="hljs-keyword">auto</span> utf16_multi = <span class="hljs-string">uR"blah3(Hello "utf-16" multiline )" )blah" string)blah3"</span>; <span class="hljs-keyword">auto</span> utf32_multi = <span class="hljs-string">UR"blah4(Hello "utf-32" multiline )" )blah" string)blah4"</span>; <span class="hljs-comment">// Meta strings</span> <span class="hljs-meta">#<span class="hljs-meta-keyword">include</span> <span class="hljs-meta-string"><stdio></span></span> <span class="hljs-meta">#<span class="hljs-meta-keyword">include</span> <span class="hljs-meta-string">"lib.h"</span></span>