38 lines
1.3 KiB
C
38 lines
1.3 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: jhalford <marvin@42.fr> +#+ +:+ +#+ */
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/* +#+#+#+#+#+ +#+ */
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/* Created: 2016/08/07 10:50:19 by jhalford #+# #+# */
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/* Updated: 2016/08/07 22:09:15 by jhalford ### ########.fr */
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/* */
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/* ************************************************************************** */
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int ft_is_alphanum(char c)
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{
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if (c >= '0' && c <= '9')
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return (1);
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else if (c >= 'a' && c <= 'z')
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return (1);
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else if (c >= 'A' && c <= 'Z')
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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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char *s;
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s = str;
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while (*s != '\0')
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{
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if (ft_is_alphanum(*(s - 1)) && *s >= 'A' && *s <= 'Z')
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*s += 32;
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if (!ft_is_alphanum(*(s - 1)) && *s >= 'a' && *s <= 'z')
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*s -= 32;
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s++;
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}
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return (str);
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}
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