int ft_atoi(const char *str)
{
int ret;
int sign;
if (!*str)
return (0);
sign = 1;
ret = 0;
while (ft_isanyof(*str, " \v\t\f\r\n"))
str++;
if (*str == '-')
{
sign = -1;
str++;
}
if (*str == '+' && sign > 0)
str++;
while (*str)
{
if (!ft_isdigit(*str))
return (sign * ret);
ret = ret * 10 + (*str - '0');
str++;
}
return (sign * ret);
}
char *ft_strltrim(char *str, char const *separators)
{
char *ptr;
while (str && ft_isanyof(*str, separators))
{
ptr = str;
while (ptr && *ptr)
{
*ptr = *(ptr + 1);
ptr++;
}
}
return (str);
}
char *ft_strrtrim(char *str, char const *separators)
{
char *p_end;
char *p_start;
size_t len;
len = ft_strlen(str);
if (!len)
return (str);
p_end = str + (len - 1);
p_start = str;
while (p_start && p_end >= p_start && ft_isanyof(*p_end, separators))
{
*p_end = '\0';
p_end--;
}
return (str);
}
