Data Structures Using C, 2nd Edition by Pearson

34 Data Structures Using C

(1) gets() and puts() functions: These functions are string-based I/O functions. The function

gets() reads a string from the standard input device (keyboard). It is also buffered and, there-

fore, the return or enter key has to be typed to terminate the input. The fflush() function

should also be used after each gets() to avoid interference. For example, the program segment

given below reads a string in a variable name from keyboard.

:

name = gets() ;

fflush (stdin);

:

Similarly, the function puts() is used to send a string to the standard output device. The

string to be displayed on the VDU screen is included ...