ft_strmapi.c

/* ************************************************************************** */
/*                                                                            */
/*                                                        :::      ::::::::   */
/*   ft_strmapi.c                                       :+:      :+:    :+:   */
/*                                                    +:+ +:+         +:+     */
/*   By: atabiti <marvin@42.fr>                     +#+  +:+       +#+        */
/*                                                +#+#+#+#+#+   +#+           */
/*   Created: 2021/11/19 12:49:54 by atabiti           #+#    #+#             */
/*   Updated: 2021/11/20 10:11:54 by atabiti          ###   ########.fr       */
/*                                                                            */
/* ************************************************************************** */
#include "libft.h"

char	*ft_strmapi(char const *s, char (*f)(unsigned int, char))
{
	unsigned int	index;
	char			*str;

	if (!s)
		return (NULL);
	index = 0;
	str = (char *) malloc (sizeof (char ) * (ft_strlen(s) + 1));
	if (str == NULL)
		return (NULL);
	while (s[index] != 0)
	{
		str[index] = f(index, s[index]);
		index++;
	}
	str[index] = '\0';
	return (str);
}