fopen C rename remove fopen #include <stdio.h> int main () { char filename[] = "file.txt"; FILE * fp ; fp = fopen(filename, "r"); if(fp == NULL) { printf("This file NOT exists"); return 0; } else { fp = fopen(filename, "r"); if(fp == NULL) { printf... C 언어removerenamefopen
C rename remove fopen #include <stdio.h> int main () { char filename[] = "file.txt"; FILE * fp ; fp = fopen(filename, "r"); if(fp == NULL) { printf("This file NOT exists"); return 0; } else { fp = fopen(filename, "r"); if(fp == NULL) { printf... C 언어removerenamefopen