input file c code example
Example 1: read files in c
#include<stdio.h>
int main(){
FILE *in=fopen("name_of_file.txt","r");
char c;
while((c=fgetc(in))!=EOF)
putchar(c);
fclose(in);
return 0;
}
Example 2: c write to file
#include <stdio.h>
#include <stdlib.h>
int main() {
char sentence[1000];
FILE *fptr;
fptr = fopen("program.txt", "w");
if (fptr == NULL) {
printf("Error!");
exit(1);
}
printf("Enter a sentence:\n");
fgets(sentence, sizeof(sentence), stdin);
fprintf(fptr, "%s", sentence);
fclose(fptr);
return 0;
}
Example 3: file in C
FILE=*fp;
fp=fopen("one.txt", "w");
fclose(fp);