ft_strmapi.c

/* ************************************************************************** */
/*                                                                            */
/*                                                        :::      ::::::::   */
/*   ft_strmapi.c                                       :+:      :+:    :+:   */
/*                                                    +:+ +:+         +:+     */
/*   By: tlevaufr <tlevaufr@student.42.fr>          +#+  +:+       +#+        */
/*                                                +#+#+#+#+#+   +#+           */
/*   Created: 2017/11/14 13:35:48 by tlevaufr          #+#    #+#             */
/*   Updated: 2017/12/05 17:45:35 by tlevaufr         ###   ########.fr       */
/*                                                                            */
/* ************************************************************************** */

#include "libft.h"

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

	if (s == NULL || f == NULL)
		return (NULL);
	t = 0;
	if (!(str = (char *)malloc(sizeof(char) * ft_strlen(s) + 1)))
		return (NULL);
	while (s[t])
	{
		str[t] = f(t, s[t]);
		t++;
	}
	str[t] = '\0';
	return (str);
}