is_num.c

/* ************************************************************************** */
/*                                                                            */
/*                                                        :::      ::::::::   */
/*   is_num.c                                           :+:      :+:    :+:   */
/*                                                    +:+ +:+         +:+     */
/*   By: flcarval <flcarval@student.42.fr>          +#+  +:+       +#+        */
/*                                                +#+#+#+#+#+   +#+           */
/*   Created: 2022/07/11 16:51:35 by tbrebion          #+#    #+#             */
/*   Updated: 2022/07/30 07:51:17 by flcarval         ###   ########.fr       */
/*                                                                            */
/* ************************************************************************** */

#include "../../include/minishell.h"

int	is_num(char *str)
{
	int	i;

	i = 0;
	if (str[i] == '-' || str[i] == '+')
		i++;
	while (str[i])
	{
		if (str[i] < 48 || str[i] > 57)
			return (0);
		i++;
	}
	return (1);
}