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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>fread</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="fread.html">fread</a> </div> <div class="name-format"> fread </div> <div class="syntax-name-format"> Syntax: </div> <pre class="syntax-box"> #include <stdio.h> int fread( void *buffer, size_t size, size_t num, FILE *stream );</pre> <p>The function fread() reads <em>num</em> number of objects (where each object is <em>size</em> bytes) and places them into the array pointed to by buffer. The data comes from the given input <em>stream</em>. The return value of the function is the number of things read. You can use <a href="feof.html">feof</a>() or <a href= "ferror.html">ferror</a>() to figure out if an error occurs.</p> <div class="related-name-format"> Related topics: </div> <div class="related-content"> <a href="fflush.html">fflush</a><br> <a href="fgetc.html">fgetc</a><br> <a href="fopen.html">fopen</a><br> <a href="fputc.html">fputc</a><br> <a href="fscanf.html">fscanf</a><br> <a href="fwrite.html">fwrite</a><br> <a href="getc.html">getc</a> </div> </div> </td> </tr> </table></body></html>⌨️ 快捷键说明
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