diff options
Diffstat (limited to 'devdocs/c/io%2Fputwchar.html')
| -rw-r--r-- | devdocs/c/io%2Fputwchar.html | 51 |
1 files changed, 51 insertions, 0 deletions
diff --git a/devdocs/c/io%2Fputwchar.html b/devdocs/c/io%2Fputwchar.html new file mode 100644 index 00000000..9c73d395 --- /dev/null +++ b/devdocs/c/io%2Fputwchar.html @@ -0,0 +1,51 @@ + <h1 id="firstHeading" class="firstHeading">putwchar</h1> <table class="t-dcl-begin"> <tr class="t-dsc-header"> <th> Defined in header <code><wchar.h></code> </th> <th> </th> <th> </th> </tr> <tr class="t-dcl"> <td> <pre data-language="c">wint_t putwchar( wchar_t ch );</pre> +</td> <td class="t-dcl-nopad"> </td> <td> <span class="t-mark-rev t-since-c95">(since C95)</span> </td> </tr> </table> <p>Writes a wide character <code>ch</code> to <code>stdout</code>.</p> +<h3 id="Parameters"> Parameters</h3> <table class="t-par-begin"> <tr class="t-par"> <td> ch </td> <td> - </td> <td> wide character to be written </td> +</tr> +</table> <h3 id="Return_value"> Return value</h3> <p><code>ch</code> on success, <code>WEOF</code> on failure.</p> +<h3 id="Example"> Example</h3> <div class="t-example"> <div class="c source-c"><pre data-language="c">#include <locale.h> +#include <stdio.h> +#include <stdlib.h> +#include <wchar.h> + +int main() +{ + setlocale(LC_ALL, "en_US.utf8"); + + const wchar_t data[] = + { + L'\u2200', // Unicode name: "FOR ALL" + L'∀', + L'\n', + }; + + for (size_t t = 0; t != (sizeof data / sizeof(wchar_t)); ++t) + { + if (putwchar(data[t]) == WEOF) + { + puts("I/O error in putwchar"); + return EXIT_FAILURE; + } + } + + return EXIT_SUCCESS; +}</pre></div> <p>Possible output:</p> +<div class="text source-text"><pre data-language="c">∀∀</pre></div> </div> <h3 id="References"> References</h3> <ul> +<li> C23 standard (ISO/IEC 9899:2023): </li> +<ul><li> 7.31.3.9 The putwchar function (p: TBD) </li></ul> +<li> C17 standard (ISO/IEC 9899:2018): </li> +<ul><li> 7.29.3.9 The putwchar function (p: 310) </li></ul> +<li> C11 standard (ISO/IEC 9899:2011): </li> +<ul><li> 7.29.3.9 The putwchar function (p: 425) </li></ul> +<li> C99 standard (ISO/IEC 9899:1999): </li> +<ul><li> 7.24.3.9 The putwchar function (p: 370) </li></ul> +</ul> <h3 id="See_also"> See also</h3> <table class="t-dsc-begin"> <tr class="t-dsc"> <td> <div><a href="putchar" title="c/io/putchar"> <span class="t-lines"><span>putchar</span></span></a></div> </td> <td> writes a character to <code>stdout</code> <br> <span class="t-mark">(function)</span> </td> +</tr> <tr class="t-dsc"> <td> <div><a href="fputwc" title="c/io/fputwc"> <span class="t-lines"><span>fputwc</span><span>putwc</span></span></a></div> +<div><span class="t-lines"><span><span class="t-mark-rev t-since-c95">(C95)</span></span></span></div> </td> <td> writes a wide character to a file stream <br> <span class="t-mark">(function)</span> </td> +</tr> <tr class="t-dsc"> <td colspan="2"> <span><a href="https://en.cppreference.com/w/cpp/io/c/putwchar" title="cpp/io/c/putwchar">C++ documentation</a></span> for <code>putwchar</code> </td> +</tr> </table> <div class="_attribution"> + <p class="_attribution-p"> + © cppreference.com<br>Licensed under the Creative Commons Attribution-ShareAlike Unported License v3.0.<br> + <a href="https://en.cppreference.com/w/c/io/putwchar" class="_attribution-link">https://en.cppreference.com/w/c/io/putwchar</a> + </p> +</div> |