20 lines
204 B
C
20 lines
204 B
C
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#include "libft.h"
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int ft_isnumber(char *nb)
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{
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int i;
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i = 0;
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if (nb[i] == '+' || nb[i] == '-')
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i++;
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while (nb[i] != '\0')
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{
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if (ft_isdigit(nb[i]) == 0)
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return (0);
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i++;
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}
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return (1);
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}
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