Menu
Home / C Programming / Input / Output :: Discussion

Discussion :: Input / Output

  1. What will be the output of the program ?

    #include 

 int main()
 {
     FILE *ptr;    
     char i;   
     ptr = fopen("myfile.c", "r");     
     while((i=fgetc(ptr))!=NULL)         
         printf("%c", i); 
     return 0; 
 }

    2. A.

    Print the contents of file "myfile.c"
    B.

    Print the contents of file "myfile.c" upto NULL character
    C.

    Infinite loop
    D.

    Error in program

    View Answer

    Workspace

    View Answer

    Answer : Option C

    Explanation :

    The program will generate infinite loop. When an EOF is encountered fgetc() returns EOF. Instead of checking the condition for EOF we have checked it for NULL. so the program will generate infinite loop.

Write your comments here:

Be The First To Comment