Question

How to close a file in C

Answer 1

#include <stdio.h>
#include <stdlib.h>

int main(void)
{
    FILE* fp = fopen("d:\\data.txt", "r");

    if (!fp) {
        perror("File opening failed");
        return -1;
    }

    fclose(fp);
}





/*
run:



*/

 

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