请帮我翻译一下

2007-09-08 09:41:47 156 阅读 AI 写同款 · GEO 优化AI 选题数据监测一键分发 ›

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public double numinput=0;
public bool dot = false;
if(textBox1.Text.Equals("0.")&& !dot) textBox1.Text="1";
else textBox1.Text = textBox1.Text+"1";
numinput = double.Parse(textBox1.Text);

主要是dot在这里的用途不太理解。

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cs_victor

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cs_victor 2007-09-08

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这是我写的程序，上面的问题就是这里的：

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Text;
using System.Windows.Forms;

namespace WindowsApplicationTry
{
public partial class Form1 : Form
{
public double numinput=0;
public double onepart =0;
public char i;
public bool dot = false;
public double baifenhao;

public Form1()
{
InitializeComponent();
}

private void buttonNum1_Click(object sender, EventArgs e)
{
if(textBox1.Text.Equals("0.")&& !dot) textBox1.Text="1";
else textBox1.Text = textBox1.Text+"1";
numinput = double.Parse(textBox1.Text);
}

private void buttonNum2_Click(object sender, EventArgs e)
{
if (textBox1.Text.Equals("0.") && !dot) textBox1.Text = "2";
else textBox1.Text = textBox1.Text + "2";
numinput = double.Parse(textBox1.Text);
}

private void buttonNum3_Click(object sender, EventArgs e)
{
if (textBox1.Text.Equals("0.") && !dot) textBox1.Text = "3";
else textBox1.Text = textBox1.Text + "3";
numinput = double.Parse(textBox1.Text);

}

private void buttonNum4_Click(object sender, EventArgs e)
{
if(textBox1.Text.Equals("0.")&&!dot) textBox1.Text="4";
else textBox1.Text = textBox1.Text+"4";
numinput = double.Parse(textBox1.Text);

}

private void buttonNum5_Click(object sender, EventArgs e)
{
if (textBox1.Text.Equals("0.") && !dot) textBox1.Text = "5";
else textBox1.Text = textBox1.Text + "5";
numinput = double.Parse(textBox1.Text);

}

private void buttonNum6_Click(object sender, EventArgs e)
{
if (textBox1.Text.Equals("0.") && !dot) textBox1.Text = "6";
else textBox1.Text = textBox1.Text + "6";
numinput = double.Parse(textBox1.Text);
}

private void buttonNum7_Click(object sender, EventArgs e)
{
if (textBox1.Text.Equals("0.") && !dot) textBox1.Text = "7";
else textBox1.Text = textBox1.Text + "7";
numinput = double.Parse(textBox1.Text);
}

private void buttonNum8_Click(object sender, EventArgs e)
{
if (textBox1.Text.Equals("0.") && !dot) textBox1.Text = "8";
else textBox1.Text = textBox1.Text + "8";
numinput = double.Parse(textBox1.Text);
}

private void buttonNum9_Click(object sender, EventArgs e)
{
if (textBox1.Text.Equals("0.") && !dot) textBox1.Text = "9";
else textBox1.Text = textBox1.Text + "9";
numinput = double.Parse(textBox1.Text);
}
private void buttonNum0_Click(object sender, EventArgs e)
{
//textBox1.Text = textBox1.Text + "0";
//numinput = double.Parse(textBox1.Text);
if (textBox1.Text.Equals("0.") && !dot) textBox1.Text = "0";
else textBox1.Text = textBox1.Text + "0";
numinput = double.Parse(textBox1.Text);
}
private void buttonNumDot_Click(object sender, EventArgs e)
{

if (!textBox1.Text.Contains(".") )textBox1.Text = textBox1.Text + ".";
dot = true;
// numinput = double.Parse(textBox1.Text);

}

private void buttonNumEqual_Click(object sender, EventArgs e)
{

//textBox1.Text = (numinput + onepart).ToString();

// MessageBox.Show("分母不能为“0”", "HELP", MessageBoxButtons.OK, MessageBoxIcon.Error);

}

private void buttonNumPlus_Click(object sender, EventArgs e)
{
onepart = double.Parse(textBox1.Text);
i = '+';
textBox1.Text = "";

}
private void buttonNumSubtraction_Click(object sender, EventArgs e)
{
onepart = double.Parse(textBox1.Text);
i = '-';
textBox1.Text = "";
}

private void button1_Click(object sender, EventArgs e)
{
textBox1.Text = "0.";
dot = false;

}

private void buttonNumMultiplication_Click(object sender, EventArgs e)
{
onepart = double.Parse(textBox1.Text);
i = '*';
textBox1.Text = "";
}

private void buttonNumDivision_Click(object sender, EventArgs e)
{
onepart = double.Parse(textBox1.Text);
i = '/';
textBox1.Text = "";
}

private void Form1_Load(object sender, EventArgs e)
{
textBox1.Text = "0.";
}

private void button2_Click(object sender, EventArgs e)
{
Form2 form = new Form2();
form.Show();
}

private void button3_Click(object sender, EventArgs e)
{
switch (i)
{
case '+': onepart = onepart + numinput; textBox1.Text = (onepart).ToString(); break;
case '-': onepart = onepart - numinput; textBox1.Text = (onepart).ToString(); break;
case '*': onepart = onepart * numinput; textBox1.Text = (onepart).ToString(); break;
case '/': if (numinput == 0)
{ MessageBox.Show("分母不能为“0”", "HELP", MessageBoxButtons.OK, MessageBoxIcon.Error); }

else onepart = onepart / numinput; textBox1.Text = (onepart).ToString(); break;

}
}

private void buttonNumPrecentage_Click(object sender, EventArgs e)
{
numinput = numinput * 0.01;
if (textBox1.Text.Equals("0.") && !dot) textBox1.Text = "%";
else textBox1.Text = textBox1.Text + "%";
// numinput = double.Parse(textBox1.Text);
}

}
}