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input validation
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@@ -0,0 +1,18 @@
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/* ************************************************************************** */
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/* */
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/* ::: :::::::: */
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/* ft_isdigit.c :+: :+: :+: */
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/* +:+ +:+ +:+ */
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/* By: dgaillet <dgaillet@student.42.fr> +#+ +:+ +#+ */
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/* +#+#+#+#+#+ +#+ */
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/* Created: 2025/11/05 09:57:01 by dgaillet #+# #+# */
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/* Updated: 2025/11/11 15:45:19 by dgaillet ### ########lyon.fr */
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/* */
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/* ************************************************************************** */
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int ft_isdigit(int c)
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{
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if (c >= '0' && c <= '9')
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return (1);
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return (0);
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}
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