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43 lines (39 loc) · 1.56 KB
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ft_strmap.c
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43 lines (39 loc) · 1.56 KB
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/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* ft_strmap.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: lsauvage <marvin@42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2017/11/21 16:25:55 by lsauvage #+# #+# */
/* Updated: 2017/11/27 15:56:42 by lsauvage ### ########.fr */
/* */
/* ************************************************************************** */
#include "libft.h"
/*
** DESCRIPTION : Applique la fonction f a chaque caractere de la chaine passee
** en parametre pour creer une nouvelle chaine "fraiche" (avec malloc())
** resultant des applications successives de f.
**
** PARAM #1 : La chaine de caracteres sur laquelle iterer.
** PARAM #2 : La fonction a appeler sur chaque caractere de s.
**
** RETOUR : La chaine "fraiche" resultant des applications successives de f.
*/
char *ft_strmap(char const *s, char (*f)(char))
{
char *new_s;
unsigned int i;
if (!s || !f)
return (NULL);
if (!(new_s = ft_strnew(ft_strlen(s))))
return (NULL);
i = 0;
while (s[i])
{
new_s[i] = f(s[i]);
i++;
}
new_s[i] = '\0';
return (new_s);
}