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Ref-docs/POSIX/susv3/functions/wcstoimax.html
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Ref-docs/POSIX/susv3/functions/wcstoimax.html
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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
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<html>
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<head>
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<meta name="generator" content="HTML Tidy, see www.w3.org">
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<meta http-equiv="Content-Type" content="text/html; charset=iso-8859-1">
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<link type="text/css" rel="stylesheet" href="style.css"><!-- Generated by The Open Group's rhtm tool v1.2.1 -->
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<!-- Copyright (c) 2001 The Open Group, All Rights Reserved -->
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<title>wcstoimax</title>
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</head>
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<body bgcolor="white">
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<script type="text/javascript" language="JavaScript" src="../jscript/codes.js">
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</script>
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<basefont size="3"> <a name="wcstoimax"></a> <a name="tag_03_843"></a><!-- wcstoimax -->
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<!--header start-->
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<center><font size="2">The Open Group Base Specifications Issue 6<br>
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IEEE Std 1003.1-2001<br>
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Copyright © 2001 The IEEE and The Open Group, All Rights reserved.</font></center>
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<!--header end-->
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<hr size="2" noshade>
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<h4><a name="tag_03_843_01"></a>NAME</h4>
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<blockquote>wcstoimax, wcstoumax - convert a wide-character string to an integer type</blockquote>
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<h4><a name="tag_03_843_02"></a>SYNOPSIS</h4>
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<blockquote class="synopsis">
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<p><code><tt>#include <<a href="../basedefs/stddef.h.html">stddef.h</a>><br>
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#include <<a href="../basedefs/inttypes.h.html">inttypes.h</a>><br>
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<br>
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intmax_t wcstoimax(const wchar_t *restrict</tt> <i>nptr</i><tt>,<br>
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wchar_t **restrict</tt> <i>endptr</i><tt>, int</tt> <i>base</i><tt>);<br>
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uintmax_t wcstoumax(const wchar_t *restrict</tt> <i>nptr</i><tt>,<br>
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wchar_t **restrict</tt> <i>endptr</i><tt>, int</tt> <i>base</i><tt>);<br>
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</tt></code></p>
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</blockquote>
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<h4><a name="tag_03_843_03"></a>DESCRIPTION</h4>
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<blockquote>
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<div class="box"><sup>[<a href="javascript:open_code('CX')">CX</a>]</sup> <img src="../images/opt-start.gif" alt="[Option Start]"
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border="0"> The functionality described on this reference page is aligned with the ISO C standard. Any conflict between the
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requirements described here and the ISO C standard is unintentional. This volume of IEEE Std 1003.1-2001 defers to
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the ISO C standard. <img src="../images/opt-end.gif" alt="[Option End]" border="0"></div>
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<p>These functions shall be equivalent to the <a href="../functions/wcstol.html"><i>wcstol</i>()</a>, <a href=
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"../functions/wcstoll.html"><i>wcstoll</i>()</a>, <a href="../functions/wcstoul.html"><i>wcstoul</i>()</a>, and <a href=
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"../functions/wcstoull.html"><i>wcstoull</i>()</a> functions, respectively, except that the initial portion of the wide string
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shall be converted to <b>intmax_t</b> and <b>uintmax_t</b> representation, respectively.</p>
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</blockquote>
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<h4><a name="tag_03_843_04"></a>RETURN VALUE</h4>
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<blockquote>
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<p>These functions shall return the converted value, if any.</p>
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<p>If no conversion could be performed, zero shall be returned. If the correct value is outside the range of representable values,
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{INTMAX_MAX}, {INTMAX_MIN}, or {UINTMAX_MAX} shall be returned (according to the return type and sign of the value, if any), and
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<i>errno</i> shall be set to [ERANGE].</p>
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</blockquote>
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<h4><a name="tag_03_843_05"></a>ERRORS</h4>
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<blockquote>
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<p>These functions shall fail if:</p>
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<dl compact>
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<dt>[EINVAL]</dt>
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<dd>The value of <i>base</i> is not supported.</dd>
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<dt>[ERANGE]</dt>
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<dd>The value to be returned is not representable.</dd>
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</dl>
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<p>These functions may fail if:</p>
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<dl compact>
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<dt>[EINVAL]</dt>
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<dd>No conversion could be performed.</dd>
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</dl>
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</blockquote>
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<hr>
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<div class="box"><em>The following sections are informative.</em></div>
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<h4><a name="tag_03_843_06"></a>EXAMPLES</h4>
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<blockquote>
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<p>None.</p>
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</blockquote>
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<h4><a name="tag_03_843_07"></a>APPLICATION USAGE</h4>
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<blockquote>
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<p>None.</p>
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</blockquote>
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<h4><a name="tag_03_843_08"></a>RATIONALE</h4>
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<blockquote>
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<p>None.</p>
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</blockquote>
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<h4><a name="tag_03_843_09"></a>FUTURE DIRECTIONS</h4>
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<blockquote>
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<p>None.</p>
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</blockquote>
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<h4><a name="tag_03_843_10"></a>SEE ALSO</h4>
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<blockquote>
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<p><a href="wcstol.html"><i>wcstol</i>()</a> , <a href="wcstoul.html"><i>wcstoul</i>()</a> , the Base Definitions volume of
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IEEE Std 1003.1-2001, <a href="../basedefs/inttypes.h.html"><i><inttypes.h></i></a>, <a href=
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"../basedefs/stddef.h.html"><i><stddef.h></i></a></p>
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</blockquote>
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<h4><a name="tag_03_843_11"></a>CHANGE HISTORY</h4>
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<blockquote>
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<p>First released in Issue 6. Derived from the ISO/IEC 9899:1999 standard.</p>
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</blockquote>
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<div class="box"><em>End of informative text.</em></div>
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<hr>
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<hr size="2" noshade>
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<center><font size="2"><!--footer start-->
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UNIX ® is a registered Trademark of The Open Group.<br>
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POSIX ® is a registered Trademark of The IEEE.<br>
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[ <a href="../mindex.html">Main Index</a> | <a href="../basedefs/contents.html">XBD</a> | <a href=
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"../utilities/contents.html">XCU</a> | <a href="../functions/contents.html">XSH</a> | <a href="../xrat/contents.html">XRAT</a>
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]</font></center>
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