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ft_strmapi.c
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ft_strmapi.c
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/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* ft_strmapi.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: mrychkov <marvin@42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2017/04/29 20:27:19 by mrychkov #+# #+# */
/* Updated: 2018/02/16 16:46:33 by mrychkov ### ########.fr */
/* */
/* ************************************************************************** */
#include "libft.h"
char *ft_strmapi(char const *s,
char (*f)(unsigned int, char))
{
unsigned int i;
char *ptr;
if (!s && !f)
return (NULL);
i = 0;
while (s[i])
i++;
if (!(ptr = (char *)malloc(i + 1)))
return (NULL);
i = 0;
while (f != NULL && s[i])
{
ptr[i] = f(i, s[i]);
i++;
}
ptr[i] = '\0';
return (ptr);
}