ft_strjoin.c

/* ************************************************************************** */
/*                                                                            */
/*                                                        :::      ::::::::   */
/*   ft_strjoin.c                                       :+:      :+:    :+:   */
/*                                                    +:+ +:+         +:+     */
/*   By: edegraev <edegraev@student.42.fr>          +#+  +:+       +#+        */
/*                                                +#+#+#+#+#+   +#+           */
/*   Created: 2023/11/09 16:00:12 by edegraev          #+#    #+#             */
/*   Updated: 2023/11/15 17:58:37 by edegraev         ###   ########.fr       */
/*                                                                            */
/* ************************************************************************** */

#include "libft.h"

char	*ft_strjoin(char const *s1, char const *s2)
{
	char	*str;
	int		i;
	int		j;

	if (!s1 || !s2)
		return (NULL);
	str = malloc(sizeof(char) * (ft_strlen(s1) + ft_strlen(s2) + 1));
	if (!str)
		return (NULL);
	i = 0;
	while (s1[i])
	{
		str[i] = s1[i];
		i++;
	}
	j = 0;
	while (s2[j])
	{
		str[i] = s2[j];
		i++;
		j++;
	}
	str[i] = '\0';
	return (str);
}

// #include <stdio.h>
// int main(void)
// {
//     char *s1 = "Hello";
//     char *s2 = "World!";
//     char *s3 = ft_strjoin(s1, s2);
//     printf("%s\n", s3);
//     return (0);
// }