putchar() function in C
The putchar(int ch) method in C is used to write a character, of unsigned char type, to stdout. This character is passed as the parameter to this method.
Syntax:
int putchar(int ch)
Parameters: This method accepts a mandatory parameter ch which is the character to be written to stdout.
Return Value: This function returns the character written on the stdout as an unsigned char. It also returns EOF when some error occurs.
The below examples illustrate the use of putchar() method:
Example 1:
C
// C program to demonstrate putchar() method #include <stdio.h>; int main() { // Get the character to be written char ch = 'G' ; // Write the Character to stdout putchar (ch); return (0); } |
Output
G
Example 2:
C
// C program to demonstrate putchar() method #include <stdio.h>; int main() { // Get the character to be written char ch = '1' ; // Write the Character to stdout for (ch = '1' ; ch <= '9' ; ch++) putchar (ch); return (0); } |
Output
123456789
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