Questions tagged [streamwriter]
StreamWriter is designed for character output in a particular encoding, whereas classes derived from Stream are designed for byte input and output.
streamwriter
1,530
questions
203
votes
7
answers
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Should I call Close() or Dispose() for stream objects?
Classes such as Stream, StreamReader, StreamWriter etc implements IDisposable interface. That means, we can call Dispose() method on objects of these classes. They've also defined a public method ...
194
votes
11
answers
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Append lines to a file using a StreamWriter
I want to append lines to my file. I am using a StreamWriter:
StreamWriter file2 = new StreamWriter(@"c:\file.txt");
file2.WriteLine(someString);
file2.Close();
The output of my file should be ...
118
votes
7
answers
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views
MemoryStream - Cannot access a closed Stream
Why using (var sw = new StreamWriter(ms)) returns Cannot access a closed Stream exception while the MemoryStream is on top of this code?
using (var ms = new MemoryStream())
{
using (var sw = new ...
106
votes
6
answers
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views
FileStream vs/differences StreamWriter?
What is difference between FileStream and StreamWriter in .NET?
What context are you supposed to use it? What is their advantage and disadvantage?
Is it possible to combine these two into one?
98
votes
9
answers
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Create File If File Does Not Exist
I need to get my code to read if file doesnt exist create else append. Right now it is reading if it does exist create and append. Here is the code:
if (File.Exists(path))
{
using (StreamWriter ...
51
votes
3
answers
154k
views
NodeJS write binary buffer into a file
I can't rewrite a file that I am getting from a binary buffer, I have checked with the original file and all bytes are the same.
This is the file create from NodeJS:
# hd test.txt | head
00000000 ...
48
votes
3
answers
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views
Writing to MemoryStream with StreamWriter returns empty
I am not sure what I am doing wrong, have seen a lot of examples, but can't seem to get this working.
public static Stream Foo()
{
var memStream = new MemoryStream();
var streamWriter = new ...
47
votes
4
answers
154k
views
Writing file to web server - ASP.NET
I simply want to write the contents of a TextBox control to a file in the root of the web server directory... how do I specify it?
Bear in mind, I'm testing this locally... it keeps writing the file ...
44
votes
4
answers
51k
views
Redirect .NET StreamWriter output to a String variable
I'd like to know if it is possible to redirect StreamWriter output to a variable
Something like
String^ myString;
StreamWriter sw = gcnew StreamWriter([somehow specify myString])
sw->WriteLine("...
42
votes
1
answer
28k
views
What is the default buffer size for StreamWriter
For the public StreamWriter(Stream stream) constructor, MSDN says
Initializes a new instance of the StreamWriter class for the specified
stream by using UTF-8 encoding and the default buffer ...
41
votes
6
answers
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how to read special character like é, â and others in C#
I can't read those special characters
I tried like this
1st way #
string xmlFile = File.ReadAllText(fileName);
2nd way #
FileStream fs = new FileStream(fileName, FileMode.Open, FileAccess.Read);
...
34
votes
1
answer
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views
Does a Stream get Disposed when returning a File from an Action? [duplicate]
I'm writing a string to a MemoryStream I need to return the stream to the Controller Action so I can send it off as a file for download.
Normally, I wrap the Stream in a using statement, but, in ...
31
votes
2
answers
102k
views
Append text using StreamWriter [duplicate]
This is probably a pretty simple question. In C# I'm trying to write a simple method, called my "DebugWrite" method, to write out any exceptions caught within my program to a text file stored locally....
31
votes
5
answers
104k
views
Forcing StreamWriter to change Encoding
I am trying to save a file using DialogResult and StringBuilder. After making the text, I am calling the following code to save the file:
if (dr == DialogResult.OK)
{
StreamWriter sw ...
29
votes
3
answers
121k
views
How To Overwrite A File If It Already Exists?
I'm making a music player. It has 2 forms; one is the main area where you play music. The second form has a CheckedListBox where you select the mp3s you want.
When I click a button, it saves the ...