ft_strmapi.c

/* ************************************************************************** */
/*                                                                            */
/*                                                        :::      ::::::::   */
/*   ft_strmapi.c                                       :+:      :+:    :+:   */
/*                                                    +:+ +:+         +:+     */
/*   By: ylagtab <ylagtab@student.42.fr>            +#+  +:+       +#+        */
/*                                                +#+#+#+#+#+   +#+           */
/*   Created: 2019/04/02 23:06:24 by ylagtab           #+#    #+#             */
/*   Updated: 2021/01/15 19:16:27 by ylagtab          ###   ########.fr       */
/*                                                                            */
/* ************************************************************************** */

#include "libft.h"

char	*ft_strmapi(char const *s, char (*f)(unsigned int, char))
{
	size_t	i;
	size_t	size;
	char	*new_str;

	if (s == NULL)
		return (NULL);
	size = ft_strlen((const char *)s);
	if ((new_str = (char*)ft_malloc(size + 1)) == NULL)
		return (NULL);
	i = 0;
	while (i < size)
	{
		new_str[i] = f(i, s[i]);
		i++;
	}
	new_str[i] = '\0';
	return (new_str);
}