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Printf

Synopsis

This is a simple implementation of printf

Description

In C programming language, printf() function is used to print the “character, string, float, integer, octal and hexadecimal values” onto the output screen.

The available convertion specifiers are:

  • %c: Prints a single character.
  • %s: Prints a string of characters.
  • %d: Prints integers.
  • %i: Prints integers.
  • %b: Prints the binary representation of an unsigned decimal.
  • %u: Prints unsigned integers
  • %p: Prints address of pointer
  • %x: Prints the hexadecial representation of an unsigned decimal in lowercase letters
  • %X:Prints the hexadecial representation of an unsigned decimal in uppercase letters
  • %r: Prints a reversed string
  • %R: Prints the Rot13 interpretation of a string

Usage

  • All the files are to be compiled on Ubuntu 14.04 LTS
  • Compile your code with gcc -Wall -Werror -Wextra -pedantic *.c
  • Include the "holberton.h" header file on the functions using the _printf()
  • Create a file (main.c) with below contend

Example

#include "holberton.h"
#include <stdio.h>
/**
 * main - Entry point
 *
 * Return: Always 0
 */

int main(void)
{
	int a;
	int b;
	char *str;

	str = "school";
	a = _printf("%r\n", "Holberton"); /*expected: notrebloh*/
	printf("--->%d\n", a); /*expected: 10*/

	b = _printf("%r\n", str); /*expected: loohcs*/
	printf("%d\n", b); /*expected: 7*/

	b = _printf("%r\n", str); /*expected: loohcs*/
	printf("%d\n", b); /*expected: 7*/
	return (0);
}

Autors:

Kelly Villa Luis Eduardo Diaz

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