📄 rewind.html
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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 3.2 Final//EN"><html><head><!-- Copyright 1997 The Open Group, All Rights Reserved --><title>rewind</title></head><body bgcolor=white><center><font size=2>The Single UNIX ® Specification, Version 2<br>Copyright © 1997 The Open Group</font></center><hr size=2 noshade><h4><a name = "tag_000_008_105"> </a>NAME</h4><blockquote>rewind - reset file position indicator in a stream</blockquote><h4><a name = "tag_000_008_106"> </a>SYNOPSIS</h4><blockquote><pre><code>#include <<a href="stdio.h.html">stdio.h</a>>void rewind(FILE *<i>stream</i>);</code></pre></blockquote><h4><a name = "tag_000_008_107"> </a>DESCRIPTION</h4><blockquote>The call:<pre><code>rewind(stream)</code></pre>is equivalent to:<pre><code>(void) fseek(stream, 0L, SEEK_SET)</code></pre><p>except that<i>rewind()</i>also clears the error indicator.</blockquote><h4><a name = "tag_000_008_108"> </a>RETURN VALUE</h4><blockquote>The<i>rewind()</i>function returns no value.</blockquote><h4><a name = "tag_000_008_109"> </a>ERRORS</h4><blockquote>Refer to<i><a href="fseek.html">fseek()</a></i>with the exception of [EINVAL] which does not apply.</blockquote><h4><a name = "tag_000_008_110"> </a>EXAMPLES</h4><blockquote>None.</blockquote><h4><a name = "tag_000_008_111"> </a>APPLICATION USAGE</h4><blockquote>Because<i>rewind()</i>does not return a value, an application wishing to detect errors shouldclear<i>errno</i>,then call<i>rewind()</i>,and if<i>errno</i>is non-zero, assume an error has occurred.</blockquote><h4><a name = "tag_000_008_112"> </a>FUTURE DIRECTIONS</h4><blockquote>None.</blockquote><h4><a name = "tag_000_008_113"> </a>SEE ALSO</h4><blockquote><i><a href="fseek.html">fseek()</a></i>,<i><a href="stdio.h.html"><stdio.h></a></i>.</blockquote><h4>DERIVATION</h4><blockquote>Derived from Issue 1 of the SVID.</blockquote><hr size=2 noshade><center><font size=2>UNIX ® is a registered Trademark of The Open Group.<br>Copyright © 1997 The Open Group<br> [ <a href="../index.html">Main Index</a> | <a href="../xshix.html">XSH</a> | <a href="../xcuix.html">XCU</a> | <a href="../xbdix.html">XBD</a> | <a href="../cursesix.html">XCURSES</a> | <a href="../xnsix.html">XNS</a> ]</font></center><hr size=2 noshade></body></html>⌨️ 快捷键说明
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