How to use fgets to read a file line by line

Question

I\'m new at programming so there are some basics and maybe common sense that I don\'t know. I have a question about how to use fgets right. Based on the explanation of fgets, it

Answer 1

fp = fopen("sample.txt", "r");
while (1) {
        if (fgets(line,150, fp) == NULL) break;
        i++;
        printf("%3d: %s", i, line);
}
printf("%d\n",i);