libft-42/ft_strmapi.c at main · LuizGandra/libft-42 · GitHub

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/* ************************************************************************** */
/*                                                                            */
/*                                                        :::      ::::::::   */
/*   ft_strmapi.c                                       :+:      :+:    :+:   */
/*                                                    +:+ +:+         +:+     */
/*   By: lcosta-g <lcosta-g@student.42.fr>          +#+  +:+       +#+        */
/*                                                +#+#+#+#+#+   +#+           */
/*   Created: 2024/10/09 13:17:12 by lcosta-g          #+#    #+#             */
/*   Updated: 2024/10/31 12:11:49 by lcosta-g         ###   ########.fr       */
/*                                                                            */
/* ************************************************************************** */

#include "libft.h"

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

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

/*
static char	strmapi_tester(unsigned int i, char c)
{
	return (i + c);
}

#include <stdio.h>
int	main(void)
{
	printf("%s\n", ft_strmapi("teste", &strmapi_tester));
	return (0);
}
*/