62 lines
1.5 KiB
C
62 lines
1.5 KiB
C
/* ************************************************************************** */
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/* */
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/* ::: :::::::: */
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/* ft_strcapitalize.c :+: :+: :+: */
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/* +:+ +:+ +:+ */
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/* By: cchauvet <cchauvet@student.42angoulem +#+ +:+ +#+ */
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/* +#+#+#+#+#+ +#+ */
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/* Created: 2022/07/18 10:52:54 by cchauvet #+# #+# */
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/* Updated: 2022/07/22 09:20:34 by cchauvet ### ########.fr */
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/* */
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/* ************************************************************************** */
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int ft_is_lower(char c)
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{
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if ('a' <= c && c <= 'z')
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return (1);
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return (0);
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}
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int ft_is_upper(char c)
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{
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if ('A' <= c && c <= 'Z')
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return (1);
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return (0);
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}
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int ft_is_alpha(char c)
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{
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if (ft_is_lower(c) || ft_is_upper(c))
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return (1);
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return (0);
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}
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int ft_is_digit(char c)
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{
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if ('0' <= c && c <= '9')
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return (1);
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return (0);
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}
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char *ft_strcapitalize(char *str)
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{
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int i;
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i = 1;
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if (ft_is_lower(str[0]))
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str[0] -= 32;
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while (str[i] != 0)
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{
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if (!(ft_is_alpha(str[i - 1]) || ft_is_digit(str[i - 1])))
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{
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if (ft_is_lower(str[i]))
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str[i] -= 32;
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}
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else
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if (ft_is_upper(str[i]))
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str[i] += 32;
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i++;
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}
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return (str);
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}
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