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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>Standard C I/O</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> </div> <div class="name-format"> Standard C I/O </div> <p><a href="all.html">Display all entries</a> for Standard C I/O on one page, or view entries individually:</p> <table class="category-table"> <tr class="category-table-tr-2"> <td class="category-table-td"><a href= "clearerr.html">clearerr</a></td> <td class="category-table-td">clears errors</td> </tr> <tr class="category-table-tr-1"> <td class="category-table-td"><a href= "fclose.html">fclose</a></td> <td class="category-table-td">close a file</td> </tr> <tr class="category-table-tr-2"> <td class="category-table-td"><a href="feof.html">feof</a></td> <td class="category-table-td">true if at the end-of-file</td> </tr> <tr class="category-table-tr-1"> <td class="category-table-td"><a href= "ferror.html">ferror</a></td> <td class="category-table-td">checks for a file error</td> </tr> <tr class="category-table-tr-2"> <td class="category-table-td"><a href= "fflush.html">fflush</a></td> <td class="category-table-td">writes the contents of the output buffer</td> </tr> <tr class="category-table-tr-1"> <td class="category-table-td"><a href="fgetc.html">fgetc</a></td> <td class="category-table-td">get a character from a stream</td> </tr> <tr class="category-table-tr-2"> <td class="category-table-td"><a href= "fgetpos.html">fgetpos</a></td> <td class="category-table-td">get the file position indicator</td> </tr> <tr class="category-table-tr-1"> <td class="category-table-td"><a href="fgets.html">fgets</a></td> <td class="category-table-td">get a string of characters from a stream</td> </tr> <tr class="category-table-tr-2"> <td class="category-table-td"><a href="fopen.html">fopen</a></td> <td class="category-table-td">open a file</td> </tr> <tr class="category-table-tr-1"> <td class="category-table-td"><a href= "fprintf.html">fprintf</a></td> <td class="category-table-td">print formatted output to a file</td> </tr> <tr class="category-table-tr-2"> <td class="category-table-td"><a href="fputc.html">fputc</a></td> <td class="category-table-td">write a character to a file</td> </tr> <tr class="category-table-tr-1"> <td class="category-table-td"><a href="fputs.html">fputs</a></td> <td class="category-table-td">write a string to a file</td> </tr> <tr class="category-table-tr-2"> <td class="category-table-td"><a href="fread.html">fread</a></td> <td class="category-table-td">read from a file</td> </tr> <tr class="category-table-tr-1"> <td class="category-table-td"><a href= "freopen.html">freopen</a></td> <td class="category-table-td">open an existing stream with a different name</td> </tr> <tr class="category-table-tr-2"> <td class="category-table-td"><a href= "fscanf.html">fscanf</a></td> <td class="category-table-td">read formatted input from a file</td> </tr> <tr class="category-table-tr-1"> <td class="category-table-td"><a href="fseek.html">fseek</a></td> <td class="category-table-td">move to a specific location in a file</td> </tr> <tr class="category-table-tr-2"> <td class="category-table-td"><a href= "fsetpos.html">fsetpos</a></td> <td class="category-table-td">move to a specific location in a file</td> </tr> <tr class="category-table-tr-1"> <td class="category-table-td"><a href="ftell.html">ftell</a></td> <td class="category-table-td">returns the current file position indicator</td> </tr> <tr class="category-table-tr-2"> <td class="category-table-td"><a href= "fwrite.html">fwrite</a></td> <td class="category-table-td">write to a file</td> </tr> <tr class="category-table-tr-1"> <td class="category-table-td"><a href="getc.html">getc</a></td> <td class="category-table-td">read a character from a file</td> </tr> <tr class="category-table-tr-2"> <td class="category-table-td"><a href= "getchar.html">getchar</a></td> <td class="category-table-td">read a character from <strong>stdin</strong></td> </tr> <tr class="category-table-tr-1"> <td class="category-table-td"><a href="gets.html">gets</a></td> <td class="category-table-td">read a string from <strong>stdin</strong></td> </tr> <tr class="category-table-tr-2"> <td class="category-table-td"><a href= "perror.html">perror</a></td> <td class="category-table-td">displays a string version of the current error to <strong>stderr</strong></td> </tr> <tr class="category-table-tr-1"> <td class="category-table-td"><a href= "printf.html">printf</a></td> <td class="category-table-td">write formatted output to <strong>stdout</strong></td> </tr> <tr class="category-table-tr-2"> <td class="category-table-td"><a href="putc.html">putc</a></td> <td class="category-table-td">write a character to a stream</td> </tr> <tr class="category-table-tr-1"> <td class="category-table-td"><a href= "putchar.html">putchar</a></td> <td class="category-table-td">write a character to <strong>stdout</strong></td> </tr> <tr class="category-table-tr-2"> <td class="category-table-td"><a href="puts.html">puts</a></td> <td class="category-table-td">write a string to <strong>stdout</strong></td> </tr> <tr class="category-table-tr-1"> <td class="category-table-td"><a href= "remove.html">remove</a></td> <td class="category-table-td">erase a file</td> </tr> <tr class="category-table-tr-2"> <td class="category-table-td"><a href= "rename.html">rename</a></td> <td class="category-table-td">rename a file</td> </tr> <tr class="category-table-tr-1"> <td class="category-table-td"><a href= "rewind.html">rewind</a></td> <td class="category-table-td">move the file position indicator to the beginning of a file</td> </tr> <tr class="category-table-tr-2"> <td class="category-table-td"><a href="scanf.html">scanf</a></td> <td class="category-table-td">read formatted input from <strong>stdin</strong></td> </tr> <tr class="category-table-tr-1"> <td class="category-table-td"><a href= "setbuf.html">setbuf</a></td> <td class="category-table-td">set the buffer for a specific stream</td> </tr> <tr class="category-table-tr-2"> <td class="category-table-td"><a href= "setvbuf.html">setvbuf</a></td> <td class="category-table-td">set the buffer and size for a specific stream</td> </tr> <tr class="category-table-tr-1"> <td class="category-table-td"><a href= "sprintf.html">sprintf</a></td> <td class="category-table-td">write formatted output to a buffer</td> </tr> <tr class="category-table-tr-2"> <td class="category-table-td"><a href= "sscanf.html">sscanf</a></td> <td class="category-table-td">read formatted input from a buffer</td> </tr> <tr class="category-table-tr-1"> <td class="category-table-td"><a href= "tmpfile.html">tmpfile</a></td> <td class="category-table-td">return a pointer to a temporary file</td> </tr> <tr class="category-table-tr-2"> <td class="category-table-td"><a href= "tmpnam.html">tmpnam</a></td> <td class="category-table-td">return a unique filename</td> </tr> <tr class="category-table-tr-1"> <td class="category-table-td"><a href= "ungetc.html">ungetc</a></td> <td class="category-table-td">puts a character back into a stream</td> </tr> <tr class="category-table-tr-2"> <td class="category-table-td"><a href= "vprintf_vfprintf_vsprintf.html">vprintf, vfprintf, and vsprintf</a></td> <td class="category-table-td">write formatted output with variable argument lists</td> </tr> </table> </div> </td> </tr> </table></body></html>⌨️ 快捷键说明
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