📄 fseek.html
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<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"><html><head> <meta name="generator" content= "HTML Tidy for Linux/x86 (vers 1 September 2005), see www.w3.org"> <title>fseek</title> <link href="../cppreference.css" rel="stylesheet" type="text/css"></head><body><table> <tr> <td> <div class="body-content"> <div class="header-box"> <a href="../index.html">cppreference.com</a> > <a href= "index.html">Standard C I/O</a> > <a href="fseek.html">fseek</a> </div> <div class="name-format"> fseek </div> <div class="syntax-name-format"> Syntax: </div> <pre class="syntax-box"> #include <stdio.h> int fseek( FILE *stream, long offset, int origin );</pre> <p>The function fseek() sets the file position data for the given <em>stream</em>. The origin value should have one of the following values (defined in stdio.h):</p> <table class="code-table"> <tr> <th class="code-table-th">Name</th> <th class="code-table-th">Explanation</th> </tr> <tr> <td class="code-table-td">SEEK_SET</td> <td class="code-table-td">Seek from the start of the file</td> </tr> <tr> <td class="code-table-td">SEEK_CUR</td> <td class="code-table-td">Seek from the current location</td> </tr> <tr> <td class="code-table-td">SEEK_END</td> <td class="code-table-td">Seek from the end of the file</td> </tr> </table> <p>fseek() returns zero upon success, non-zero on failure. You can use fseek() to move beyond a file, but not before the beginning. Using fseek() clears the <strong>EOF</strong> flag associated with that stream.</p> <div class="related-name-format"> Related topics: </div> <div class="related-content"> <a href="fgetpos.html">fgetpos</a><br> <a href="fopen.html">fopen</a><br> <a href="fsetpos.html">fsetpos</a><br> <a href="ftell.html">ftell</a><br> <a href="rewind.html">rewind</a> </div> </div> </td> </tr> </table></body></html>⌨️ 快捷键说明
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