File.AppendAllTextAsync Method

Definition

Namespace:
System.IO
Assembly:
System.IO.FileSystem.dll
Assembly:
netstandard.dll

Overloads

AppendAllTextAsync(String, String, CancellationToken)

Asynchronously opens a file or creates a file if it does not already exist, appends the specified string to the file, and then closes the file.
AppendAllTextAsync(String, String, Encoding, CancellationToken)

Asynchronously opens a file or creates the file if it does not already exist, appends the specified string to the file using the specified encoding, and then closes the file.

AppendAllTextAsync(String, String, CancellationToken)

Asynchronously opens a file or creates a file if it does not already exist, appends the specified string to the file, and then closes the file.

public static System.Threading.Tasks.Task AppendAllTextAsync (string path, string? contents, System.Threading.CancellationToken cancellationToken = default);
public static System.Threading.Tasks.Task AppendAllTextAsync (string path, string contents, System.Threading.CancellationToken cancellationToken = default);
static member AppendAllTextAsync : string * string * System.Threading.CancellationToken -> System.Threading.Tasks.Task
Public Shared Function AppendAllTextAsync (path As String, contents As String, Optional cancellationToken As CancellationToken = Nothing) As Task

Parameters

path
String

The file to append the specified string to.

contents
String

The string to append to the file.

cancellationToken
CancellationToken

The token to monitor for cancellation requests. The default value is None.

Returns

Task

A task that represents the asynchronous append operation.

Applies to

AppendAllTextAsync(String, String, Encoding, CancellationToken)

Asynchronously opens a file or creates the file if it does not already exist, appends the specified string to the file using the specified encoding, and then closes the file.

public static System.Threading.Tasks.Task AppendAllTextAsync (string path, string? contents, System.Text.Encoding encoding, System.Threading.CancellationToken cancellationToken = default);
public static System.Threading.Tasks.Task AppendAllTextAsync (string path, string contents, System.Text.Encoding encoding, System.Threading.CancellationToken cancellationToken = default);
static member AppendAllTextAsync : string * string * System.Text.Encoding * System.Threading.CancellationToken -> System.Threading.Tasks.Task
Public Shared Function AppendAllTextAsync (path As String, contents As String, encoding As Encoding, Optional cancellationToken As CancellationToken = Nothing) As Task

Parameters

path
String

The file to append the specified string to.

contents
String

The string to append to the file.

encoding
Encoding

The character encoding to use.

cancellationToken
CancellationToken

The token to monitor for cancellation requests. The default value is None.

Returns

Task

A task that represents the asynchronous append operation.

Applies to