File access Open file std::fopen std::FILE* fopen( const char* filename, const char* mode ); Opens the file indicated by filename and returns the stream associated with the file. Use mode to determine the file access mode. Parameters filename – The file name to which the file stream is to be associated mode – A null-terminated […]
Tag: freopen
Standard IO_open and close files_fopen, fdopen, freopen, stdin, stdout, stderr
Directory 1. Open the file 1.1 fopen function prototype 1.1.1 fopen function 1.1.2 Principle of fopen function 1.1.3 What is the difference between text files and binary files? 1.1.4 What is the difference between “r” mode and “rb” mode? 1.1.5 Example of using fopen function 1.2 fdopen function prototype 1.2.1 fdopen function 1.2.2 Principle of […]
Standard IO interface functions setbuf fprintf sprintf sscanf fscanf fgetc fgets fopen freopen function 5.12
setbuf /*================================================ == * File name: setbuf_demo.c * Created by: memories * Creation date: May 09, 2023 * describe: ===================================================*/ #include <stdio.h> int main(int argc, char *argv[]) {<!– –> /* * stdout: standard output stream * stdin: standard input stream * stderr: standard error output stream * * printf() is a line buffer function, only […]