libft_42_network/ft_strmapi.c at main · hassandyb/libft_42_network · GitHub

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/* ************************************************************************** */
/*                                                                            */
/*                                                        :::      ::::::::   */
/*   ft_strmapi.c                                       :+:      :+:    :+:   */
/*                                                    +:+ +:+         +:+     */
/*   By: hed-dyb <hed-dyb@student.42.fr>            +#+  +:+       +#+        */
/*                                                +#+#+#+#+#+   +#+           */
/*   Created: 2022/10/23 09:11:06 by hed-dyb           #+#    #+#             */
/*   Updated: 2022/11/06 11:40:01 by hed-dyb          ###   ########.fr       */
/*                                                                            */
/* ************************************************************************** */

#include "libft.h"

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

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