36 lines
1.3 KiB
C
36 lines
1.3 KiB
C
/* ************************************************************************** */
|
|
/* */
|
|
/* ::: :::::::: */
|
|
/* ft_strtrim.c :+: :+: :+: */
|
|
/* +:+ +:+ +:+ */
|
|
/* By: hulamy <marvin@42.fr> +#+ +:+ +#+ */
|
|
/* +#+#+#+#+#+ +#+ */
|
|
/* Created: 2018/11/14 21:20:09 by hulamy #+# #+# */
|
|
/* Updated: 2019/03/25 15:12:04 by hulamy ### ########.fr */
|
|
/* */
|
|
/* ************************************************************************** */
|
|
|
|
/*
|
|
** create a copy of s without the firsts and lasts empty characters
|
|
*/
|
|
|
|
#include "libft.h"
|
|
|
|
char *ft_strtrim(char const *s)
|
|
{
|
|
int len;
|
|
char *str;
|
|
|
|
if (!s)
|
|
return (NULL);
|
|
while (*s == ' ' || *s == '\t' || *s == '\n')
|
|
s++;
|
|
len = ft_strlen(s) - 1;
|
|
while (len >= 0 && (s[len] == ' ' || s[len] == '\t' || s[len] == '\n'))
|
|
len--;
|
|
len++;
|
|
if (!(str = ft_strsub(s, 0, len)))
|
|
return (NULL);
|
|
return (str);
|
|
}
|