libft/ft_strjoin.c at main · thlibers/libft · GitHub

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/* ************************************************************************** */
/*                                                                            */
/*                                                        :::      ::::::::   */
/*   ft_strjoin.c                                       :+:      :+:    :+:   */
/*                                                    +:+ +:+         +:+     */
/*   By: thlibers <thlibers@student.42.fr>          +#+  +:+       +#+        */
/*                                                +#+#+#+#+#+   +#+           */
/*   Created: 2025/10/15 11:26:05 by thlibers          #+#    #+#             */
/*   Updated: 2025/10/15 14:55:35 by thlibers         ###   ########.fr       */
/*                                                                            */
/* ************************************************************************** */

#include "libft.h"

char	*ft_strjoin(char const *s1, char const *s2)
{
	size_t	i;
	size_t	j;
	char	*join;

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

// int main()
// {
// 	char s1[] = "Ca  t";
// 	char s2[] = "Ue !!!";
// 	char *join = ft_strjoin(s1, s2);
// 	printf("%s", join);
// 	free (join);
// 	return(0);
// }