-
Notifications
You must be signed in to change notification settings - Fork 0
/
ft_itoa.c
48 lines (44 loc) · 1.32 KB
/
ft_itoa.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
47
48
/* ************************************************************************** */
/* */
/* :::::::: */
/* ft_itoa.c :+: :+: */
/* +:+ */
/* By: rvan-mee <rvan-mee@student.codam.nl> +#+ */
/* +#+ */
/* Created: 2022/03/05 13:11:54 by rvan-mee #+# #+# */
/* Updated: 2022/03/05 13:11:56 by rvan-mee ######## odam.nl */
/* */
/* ************************************************************************** */
#include "libft.h"
void recursive(long n, int *i, char *str)
{
if (n > 9)
recursive(n / 10, i, str);
n %= 10;
str[*i] = n + 48;
*i += 1;
}
char *ft_itoa(int n)
{
char *str;
int neg;
int i;
long j;
i = 0;
neg = 0;
j = n;
if (j < 0)
{
j *= -1;
neg++;
i++;
}
str = malloc(sizeof(char) * intlength(j) + neg + 1);
if (str == 0)
return (0);
if (neg == 1)
str[0] = '-';
recursive(j, &i, str);
str[i] = '\0';
return (str);
}