文件的建立
源代码:
private void Button1_Click(object sender, System.EventArgs e)
{
//string wenjian;
//wenjian = filename.Text;
if (this.filename.Text.ToString().Trim()=="")
{
this.body.Text = "********";
}
else
{
try
{
string thisfilename=filename.Text.ToString();
FileStream fsMyfile = new FileStream(thisfilename,FileMode.Create,FileAccess.ReadWrite);
fsMyfile.Close();
this.body.Text = "********";
}
catch
{
//Console.WriteLine("{0} Second exception caught.", e);
this.body.Text = "********";
}
}
} |
文件的删除
源代码:
private void Button4_Click(object sender, System.EventArgs e)
{
if (this.filename.Text.ToString().Trim()=="")
{
this.body.Text = "********";
}
else
{
try
{
string thisfilename=filename.Text.ToString();
File.Delete(thisfilename);
this.body.Text = "********";
}
catch
{
//Console.WriteLine("{0} Second exception caught.", e);
this.body.Text = "********";
}
}
} |
文件的读取
源代码:
private void Button2_Click(object sender, System.EventArgs e)
{
if (this.filename.Text.ToString().Trim()=="")
{
this.body.Text = "请选择文件名称！";
}
else
{
try
{
string thisfilename=filename.Text.ToString();
StreamReader srMyfile = new StreamReader(thisfilename);
srMyfile.BaseStream.Seek(0,SeekOrigin.Begin);
string sl;
sl = srMyfile.ReadToEnd();
this.body.Text = sl;
srMyfile.Close();
}
catch
{
//Console.WriteLine("{0} Second exception caught.", e);
this.body.Text = "此文件不存在！";
}
}
} |
文件的写入
源代码:
private void Button3_Click(object sender, System.EventArgs e)
{
if (this.filename.Text.ToString().Trim()=="")
{
this.body.Text = "********";
}
else
{
try
{
string thisfilename=filename.Text.ToString();
StreamWriter swMyfile = new StreamWriter(thisfilename);
string xieru = body.Text.ToString();
swMyfile.WriteLine(xieru);
swMyfile.Flush();
swMyfile.Close();
this.body.Text = "********";
}
catch
{
//Console.WriteLine("{0} Second exception caught.", e);
this.body.Text = "********";
}
}
} |
|
|
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