-
Notifications
You must be signed in to change notification settings - Fork 0
/
ft_strmapi.c
46 lines (42 loc) · 1.79 KB
/
ft_strmapi.c
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* ft_strmapi.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: pvaladar <pvaladar@student.42lisboa.com> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2022/02/22 16:23:44 by pvaladar #+# #+# */
/* Updated: 2022/03/10 16:15:24 by pvaladar ### ########.fr */
/* */
/* ************************************************************************** */
// Function name | ft_strmapi
// Prototype | char *ft_strmapi(char const *s, char (*f)(unsigned int,
// | char));
// Turn in files | -
// Parameters | s: The string on which to iterate.
// | f: The function to apply to each character.
// Return value | The string created from the successive applications of
// | ’f’. Returns NULL if the allocation fails.
// External functs. | malloc
// Description | Applies the function ’f’ to each character of the string
// | ’s’, and passing its index as first argument to create a
// | new string (with malloc(3)) resulting from successive
// | applications of ’f’.
#include "libft.h"
char *ft_strmapi(char const *s, char (*f)(unsigned int, char))
{
char *str;
int i;
if (!s || !f)
return (NULL);
str = ft_strdup(s);
if (!str)
return (NULL);
i = 0;
while (str[i])
{
str[i] = f(i, str[i]);
i++;
}
return (str);
}