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ft_strmapi.c
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ft_strmapi.c
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/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* ft_strmapi.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: tedison <marvin@42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2021/04/03 10:16:05 by tedison #+# #+# */
/* Updated: 2021/04/03 18:09:10 by tedison ### ########.fr */
/* */
/* ************************************************************************** */
#include "libft.h"
char *ft_strmapi(char const *s, char (*f)(unsigned int, char))
{
unsigned int i;
char *to_return;
if (!s || !f)
return (NULL);
i = ft_strlen(s);
to_return = malloc(sizeof(*to_return) * (i + 1));
if (!to_return)
return (NULL);
i = 0;
while (s[i])
{
to_return[i] = f(i, s[i]);
i++;
}
to_return[i] = '\0';
return (to_return);
}