1<html lang="en"> 2<head> 3<title>wcsstr - Untitled</title> 4<meta http-equiv="Content-Type" content="text/html"> 5<meta name="description" content="Untitled"> 6<meta name="generator" content="makeinfo 4.13"> 7<link title="Top" rel="start" href="index.html#Top"> 8<link rel="up" href="Wchar-strings.html#Wchar-strings" title="Wchar strings"> 9<link rel="prev" href="wcsspn.html#wcsspn" title="wcsspn"> 10<link rel="next" href="wcstok.html#wcstok" title="wcstok"> 11<link href="http://www.gnu.org/software/texinfo/" rel="generator-home" title="Texinfo Homepage"> 12<meta http-equiv="Content-Style-Type" content="text/css"> 13<style type="text/css"><!-- 14 pre.display { font-family:inherit } 15 pre.format { font-family:inherit } 16 pre.smalldisplay { font-family:inherit; font-size:smaller } 17 pre.smallformat { font-family:inherit; font-size:smaller } 18 pre.smallexample { font-size:smaller } 19 pre.smalllisp { font-size:smaller } 20 span.sc { font-variant:small-caps } 21 span.roman { font-family:serif; font-weight:normal; } 22 span.sansserif { font-family:sans-serif; font-weight:normal; } 23--></style> 24<link rel="stylesheet" type="text/css" href="../cs.css"> 25</head> 26<body> 27<div class="node"> 28<a name="wcsstr"></a> 29<p> 30Next: <a rel="next" accesskey="n" href="wcstok.html#wcstok">wcstok</a>, 31Previous: <a rel="previous" accesskey="p" href="wcsspn.html#wcsspn">wcsspn</a>, 32Up: <a rel="up" accesskey="u" href="Wchar-strings.html#Wchar-strings">Wchar strings</a> 33<hr> 34</div> 35 36<h3 class="section">6.25 <code>wcsstr</code>—find a wide-character substring</h3> 37 38<p><strong>Synopsis</strong> 39<pre class="example"> #include <wchar.h> 40 wchar_t *wcsstr(const wchar_t *<var>big</var>, const wchar_t *<var>little</var>); 41 42</pre> 43 <p><strong>Description</strong><br> 44The <code>wcsstr</code> function locates the first occurrence in the 45wide-character string pointed to by <var>big</var> of the sequence of 46wide characters (excluding the terminating null wide character) in the 47wide-character string pointed to by <var>little</var>. 48 49 <p><br> 50<strong>Returns</strong><br> 51On successful completion, <code>wcsstr</code> returns a pointer to the located 52wide-character string, or a null pointer if the wide-character string 53is not found. 54 55 <p>If <var>little</var> points to a wide-character string with zero length, 56the function returns <var>big</var>. 57 58 <p><br> 59<strong>Portability</strong><br> 60<code>wcsstr</code> is ISO/IEC 9899/AMD1:1995 (ISO C). 61 62 <p><br> 63 64 </body></html> 65 66