c_piscine_rush_02/ex00/ft_utils.c

/* ************************************************************************** */
/*                                                                            */
/*                                                        :::      ::::::::   */
/*   ft_utils.c                                         :+:      :+:    :+:   */
/*                                                    +:+ +:+         +:+     */
/*   By: achubuko <marvin@42.fr>                    +#+  +:+       +#+        */
/*                                                +#+#+#+#+#+   +#+           */
/*   Created: 2023/12/02 21:56:30 by achubuko          #+#    #+#             */
/*   Updated: 2023/12/03 18:07:15 by achubuko         ###   ########.fr       */
/*                                                                            */
/* ************************************************************************** */
#include "ft_utils.h"

uint32_t	ft_atoui32(char *str)
{
	return (*str - '0');
}

size_t	ft_strlen(char *s)
{
	size_t	l;

	l = 0;
	while (*s++)
		l++;
	return (l);
}

int	ft_str_is_numeric(char *str)
{
	int	i;

	i = 0;
	if (str[i] == '\0')
		return (0);
	while (str[i] != '\0')
	{
		if (str[i] < '0' || str[i] > '9')
			return (0);
		i++;
	}
	if (str[0] == '-')
		return (-1);
	return (1);
}