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| author | Craig Jennings <c@cjennings.net> | 2025-08-14 22:58:58 -0500 |
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| committer | Craig Jennings <c@cjennings.net> | 2025-08-14 22:58:58 -0500 |
| commit | 82ba818ff456bcd6d56a06226e3f27e98fbb55c3 (patch) | |
| tree | 158cfc17b2f644a10f063cb546752cfaae12c97f /devdocs/c/string%2Fwide%2Fwmemchr.html | |
| parent | 9278ddd4ea1a8b1a4c1edaa8894516e3f48d245b (diff) | |
| download | dotemacs-82ba818ff456bcd6d56a06226e3f27e98fbb55c3.tar.gz dotemacs-82ba818ff456bcd6d56a06226e3f27e98fbb55c3.zip | |
removing all downloaded devdocs files
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| -rw-r--r-- | devdocs/c/string%2Fwide%2Fwmemchr.html | 51 |
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diff --git a/devdocs/c/string%2Fwide%2Fwmemchr.html b/devdocs/c/string%2Fwide%2Fwmemchr.html deleted file mode 100644 index d2d9a2db..00000000 --- a/devdocs/c/string%2Fwide%2Fwmemchr.html +++ /dev/null @@ -1,51 +0,0 @@ - <h1 id="firstHeading" class="firstHeading">wmemchr</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">wchar_t *wmemchr( const wchar_t *ptr, wchar_t ch, size_t count );</pre> -</td> <td> (1) </td> <td> <span class="t-mark-rev t-since-c95">(since C95)</span> </td> </tr> <tr class="t-dcl"> <td> <pre data-language="c">/*QWchar_t*/ *wmemchr( /*Qwchar_t*/ *ptr, wchar_t ch, size_t count );</pre> -</td> <td> (2) </td> <td> <span class="t-mark-rev t-since-c23">(since C23)</span> </td> </tr> </table> <div class="t-li1"> -<span class="t-li">1)</span> Locates the first occurrence of wide character <code>ch</code> in the initial <code>count</code> wide characters of the wide character array or integer array of compatible type, pointed to by <code>ptr</code>.</div> <div class="t-li1"> -<span class="t-li">2)</span> Type-generic function equivalent to <span class="t-v">(1)</span>. Let <code>T</code> be an unqualified wide character object type. <ul> -<li> If <code>ptr</code> is of type <code>const T*</code>, the return type is <code>const wchar_t*</code>. </li> -<li> Otherwise, if <code>ptr</code> is of type <code>T*</code>, the return type is <code>wchar_t*</code>. </li> -<li> Otherwise, the behavior is undefined. </li> -</ul> If a macro definition of each of these generic functions is suppressed to access an actual function (e.g. if <code>(wmemchr)</code> or a function pointer is used), the actual function declaration <span class="t-v">(1)</span> becomes visible.</div> <p>If <code>count</code> is zero, the function returns a null pointer.</p> -<h3 id="Parameters"> Parameters</h3> <table class="t-par-begin"> <tr class="t-par"> <td> ptr </td> <td> - </td> <td> pointer to the wide character array to be examined </td> -</tr> <tr class="t-par"> <td> ch </td> <td> - </td> <td> wide character to search for </td> -</tr> <tr class="t-par"> <td> count </td> <td> - </td> <td> number of wide characters to examine </td> -</tr> -</table> <h3 id="Return_value"> Return value</h3> <p>Pointer to the location of the wide character, or a null pointer if no such character is found.</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 <wchar.h> - -int main(void) -{ - wchar_t str[] = L"诺不轻信,故人不负我\0诺不轻许,故我不负人。"; - size_t sz = sizeof str / sizeof *str; - - wchar_t target = L'许'; - wchar_t* result = wmemchr(str, target, sz); - - if (result) - { - setlocale(LC_ALL, "en_US.utf8"); - printf("Found '%lc' at position %td\n",target, result - str); - } -}</pre></div> <p>Possible output:</p> -<div class="text source-text"><pre data-language="c">Found '许' at position 14</pre></div> </div> <h3 id="References"> References</h3> <ul> -<li> C23 standard (ISO/IEC 9899:2023): </li> -<ul><li> 7.29.4.5.8 The wmemchr function (p: TBD) </li></ul> -<li> C17 standard (ISO/IEC 9899:2018): </li> -<ul><li> 7.29.4.5.8 The wmemchr function (p: TBD) </li></ul> -<li> C11 standard (ISO/IEC 9899:2011): </li> -<ul><li> 7.29.4.5.8 The wmemchr function (p: 438) </li></ul> -<li> C99 standard (ISO/IEC 9899:1999): </li> -<ul><li> 7.24.4.5.8 The wmemchr function (p: 384) </li></ul> -</ul> <h3 id="See_also"> See also</h3> <table class="t-dsc-begin"> <tr class="t-dsc"> <td> <div><a href="../byte/memchr" title="c/string/byte/memchr"> <span class="t-lines"><span>memchr</span></span></a></div> </td> <td> searches an array for the first occurrence of a character <br> <span class="t-mark">(function)</span> </td> -</tr> <tr class="t-dsc"> <td> <div><a href="wcschr" title="c/string/wide/wcschr"> <span class="t-lines"><span>wcschr</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> finds the first occurrence of a wide character in a wide string <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/string/wide/wmemchr" title="cpp/string/wide/wmemchr">C++ documentation</a></span> for <code>wmemchr</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/string/wide/wmemchr" class="_attribution-link">https://en.cppreference.com/w/c/string/wide/wmemchr</a> - </p> -</div> |
