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ft_strtrim.c
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#include "libft.h"
static size_t isChar(char const *s1, char c);
static char *removeChr(const char *s1, const char *set);
char *ft_strtrim(char const *s1, char const *set)
{
if (s1 == 0)
return (0);
return (removeChr(s1, set));
}
static char *removeChr(const char *s1, const char *set)
{
char *aux;
size_t principio;
size_t final;
size_t i;
size_t j;
principio = 0;
i = 0;
j = ft_strlen(s1) - 1;
final = ft_strlen(s1) - 1;
while (s1[principio] && isChar(set, s1[principio]))
principio++;
while (final > principio && isChar(set, s1[final]))
final--;
aux = ft_substr(s1, principio, final - principio + 1);
if (aux == 0 || set == 0)
return (0);
return (aux);
}
static size_t isChar(char const *s1, char c)
{
size_t i;
i = 0;
while (i < ft_strlen(s1))
{
if (s1[i] == c)
return (1);
i++;
}
return (0);
}