如何调试“预期错误”在c#
本文关键字:错误 预期错误 何调试 调试 | 更新日期: 2023-09-27 18:06:36
这是我在课堂上编写的代码。我在虚拟工作室2015中创建了代码,它出现了2个} expected
错误,一个在第31行末尾,另一个在第38行末尾。
我是c#的新手,可以使用一些帮助来解释为什么我的代码不能运行,并且有一个预期的错误。
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
namespace MultiConversion
{
class Program
{
static void Main(string[] args)
{
Console.WriteLine("this program can convert between units in different settings like currency, speed, and weight");
//define vars
double miles, kilometers, pounds, kilograms, euros, dollars;
Int16 number, first, second, third;
//get user input
Console.WriteLine("please choose what you want to convert and enter the number associated with it 1speed, 2weight, 3currency.");
number = Convert.ToInt16(Console.ReadLine());
if (number == 1)
{ { { //speed conversion
Console.WriteLine("you have chosen to convert speed between miles and kilometers");
Console.WriteLine("which would you like to convert from 1miles, or 2kilometers ?");
first = Convert.ToInt16(Console.ReadLine());
if (first == 1)
Console.Write("enter miles: ");
miles = Convert.ToDouble(Console.ReadLine());
kilometers = miles * 1.60934;
Console.WriteLine("your speed in kilometers per hour is" + kilometers + "per hour");
}
else
{
Console.Write("enter kilometers: ");
kilometers = Convert.ToDouble(Console.ReadLine());
miles = kilometers * .621;
Console.WriteLine("your speed in miles per hour is" + miles + "per hour"); } }
else
if (number == 2)
{ { //weight conversion
Console.WriteLine("you have chosen to convert weight between US pounds and kilograms");
Console.WriteLine("which would you like to convert from 1pounds, or 2kilograms ?");
second = Convert.ToInt16(Console.ReadLine()); }
if (second == 1)
{
Console.Write("enter pounds: ");
pounds = Convert.ToDouble(Console.ReadLine());
kilograms = pounds * 2.20462;
Console.WriteLine("your weight in kilograms is" + kilograms + "."); }
else
{
Console.Write("enter kilograms: ");
kilograms = Convert.ToDouble(Console.ReadLine());
pounds = kilograms * .453592;
Console.WriteLine("your weight in pounds is" + pounds + "."); } }
else
{
{ //currency conversion.
Console.WriteLine("you have chosen to convert currency between dollars and euros using the conversion factors as of 9 - 9 - 16");
Console.WriteLine("which would you like to convert from 1dollars, or 2euros ?");
third = Convert.ToInt16(Console.ReadLine());
}
if (third == 1)
{
Console.Write("enter dollars");
dollars = Convert.ToDouble(Console.ReadLine());
euros = dollars * .89;
Console.WriteLine("your" + dollars + "dollars is equal to " + euros + "euros."); }
else
{
Console.Write("enter euros");
euros = Convert.ToDouble(Console.ReadLine());
dollars = euros * 1.12;
Console.WriteLine("your" + euros + "euros is equal to " + dollars + "dollars."); } } }
Console.WriteLine("thank you and I hope you converted all that you need to.");
Console.ReadKey();
}
}
}
简单"{"错误。
试试这个,
static void Main(string[] args)
{
Console.WriteLine("this program can convert between units in different settings like currency, speed, and weight");
//define vars
double miles, kilometers, pounds, kilograms, euros, dollars;
Int16 number, first, second, third;
//get user input
Console.WriteLine("please choose what you want to convert and enter the number associated with it 1speed, 2weight, 3currency.");
number = Convert.ToInt16(Console.ReadLine());
if (number == 1)
{ //speed conversion
Console.WriteLine("you have chosen to convert speed between miles and kilometers");
Console.WriteLine("which would you like to convert from 1miles, or 2kilometers ?");
first = Convert.ToInt16(Console.ReadLine());
if (first == 1)
Console.Write("enter miles: ");
miles = Convert.ToDouble(Console.ReadLine());
kilometers = miles * 1.60934;
Console.WriteLine("your speed in kilometers per hour is" + kilometers + "per hour");
}
else
{
Console.Write("enter kilometers: ");
kilometers = Convert.ToDouble(Console.ReadLine());
miles = kilometers * .621;
Console.WriteLine("your speed in miles per hour is" + miles + "per hour");
}
if (number == 2)
{
//weight conversion
Console.WriteLine("you have chosen to convert weight between US pounds and kilograms");
Console.WriteLine("which would you like to convert from 1pounds, or 2kilograms ?");
second = Convert.ToInt16(Console.ReadLine());
if (second == 1)
{
Console.Write("enter pounds: ");
pounds = Convert.ToDouble(Console.ReadLine());
kilograms = pounds * 2.20462;
Console.WriteLine("your weight in kilograms is" + kilograms + ".");
}
else
{
Console.Write("enter kilograms: ");
kilograms = Convert.ToDouble(Console.ReadLine());
pounds = kilograms * .453592;
Console.WriteLine("your weight in pounds is" + pounds + ".");
}
}
else
{
{ //currency conversion.
Console.WriteLine("you have chosen to convert currency between dollars and euros using the conversion factors as of 9 - 9 - 16");
Console.WriteLine("which would you like to convert from 1dollars, or 2euros ?");
third = Convert.ToInt16(Console.ReadLine());
}
if (third == 1)
{
Console.Write("enter dollars");
dollars = Convert.ToDouble(Console.ReadLine());
euros = dollars * .89;
Console.WriteLine("your" + dollars + "dollars is equal to " + euros + "euros.");
}
else
{
Console.Write("enter euros");
euros = Convert.ToDouble(Console.ReadLine());
dollars = euros * 1.12;
Console.WriteLine("your" + euros + "euros is equal to " + dollars + "dollars.");
}
}
Console.WriteLine("thank you and I hope you converted all that you need to.");
Console.ReadKey();
}
希望帮助,