C Managing Input ⁄ Output Operations
Single character input output
The basic operation done in input output is to read a characters from the standard input device such as the keyboard and to output or writing it to the output unit usually the screen.The getchar function can be used to read a character from the standard input device.
The scanf can also be used to achieve the function.
The getchar has the following form.
Variable name is a valid ‘C’ variable, that has been declared already and that possess the type char.
Sample program (getchar)
# include 'stdio.h' // assigns stdio-h header file to //your program
void main ( ) // Indicates the starting point of the //program.
{
char C, // variable declaration
printf (“Type one character:”); // message to user
C = getchar () ; // get a character from key board //and Stores it in variable C.
Printf (” The character you typed is = %c”, C) ;
}
