fputs example in C

Header file:

    stdio.h

Synopsis:

     int fputs(const char *str, FILE *stream);

Description:

     It writes the string str on stream.  Returns non-negative integer on success or EOF on failure.

fputs function C example:

  #include<stdio.h>
  #include<string.h>
  int main() {
        char str[100];
        FILE *fp;
        fp = fopen("file.txt", "w");
        printf("Enter your input(type quit to exit):\n");
        while(1) {
                fgets(str, 100, stdin);
                // str[strlen(str) -1] = '\0';
                fputs(str, fp);
                if(strcmp(str, "quit\n") == 0)

                        break;
        }
        fclose(fp);
        return 0;
  }

  Output:

  jp@jp-VirtualBox:~/cpgms/exp$ ./a.out
  Enter your input(type quit to exit):
  Hello world
  Hello world
  Hello world
  quit
  jp@jp-VirtualBox:~/cpgms/exp$ cat file.txt
  Hello world
  Hello world
  Hello world