Libft
42 Libft library documentation
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ft_strmapi.c
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1/* ************************************************************************** */
2/* */
3/* ::: :::::::: */
4/* ft_strmapi.c :+: :+: :+: */
5/* +:+ +:+ +:+ */
6/* By: raphalme <raphalme@student.42.fr> +#+ +:+ +#+ */
7/* +#+#+#+#+#+ +#+ */
8/* Created: 2025/12/29 19:07:00 by raphalme #+# #+# */
9/* Updated: 2026/04/14 10:45:22 by raphalme ### ########.fr */
10/* */
11/* ************************************************************************** */
12
13#include "../includes/libft.h"
14
22char *ft_strmapi(char const *s, char (*f)(unsigned int, char))
23{
24 char *str;
25 unsigned int i;
26 size_t len;
27
28 if (!s || !f)
29 return (NULL);
30 len = ft_strlen(s);
31 str = (char *)malloc(sizeof(char) * (len + 1));
32 if (!str)
33 return (NULL);
34 i = 0;
35 while (s[i])
36 {
37 str[i] = f(i, s[i]);
38 i++;
39 }
40 str[i] = '\0';
41 return (str);
42}
ft_strmapi
char * ft_strmapi(char const *s, char(*f)(unsigned int, char))
Maps a function over a string into a new allocated string.
Definition ft_strmapi.c:22
ft_strlen
size_t ft_strlen(const char *str)
Returns the length of a null-terminated string.
Definition ft_strlen.c:21