Writing a Character

C Fundamentals

Expressions & Operators In C

Data Input Output In C

Control Statements In C

Arrays & Strings In C

Functions In C

Pointers In C

Structure, Union & Enumeration In C

File Handling In C

C Preprocessor

The following functions are used to display a character to the screen.

Putchar ()

Single characters can be displayed to the screen using putchar (). The putchar () takes the following form:

putchar(var_name);

Where var _ name is a valid char type variable. For example:

char c = ‘A’;
putchar(c);

This will display the value of c that is character ‘A’ on the screen.

char c;putchar (‘X’);

This will display the alphabet X on the screen.

Program- Use of putchar () function

#include <stdio.h>
void main ()
{
    char ch;
    printf (“\nEnter a character:”);
    ch = getchar ();
    printf (“Entered character is:”);
    putchar (ch);
}

Output

Enter a character: a
Entered character is: a

Putch ()

putch () is similar to putchar (). For example:

char c= ‘A’;
putch (c);

This will display the value of c that is character ‘A’ on the screen.

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