IMailTransportExtensionsSendAsync(IMailTransport, MimeMessage, MailboxAddress, IEnumerableMailboxAddress, CancellationToken, ITransferProgress) Method

Asynchronously send the specified message using the supplied sender and recipients.

Definition

Namespace: MailKit
Assembly: MailKit (in MailKit.dll) Version: 5.0.0
C#
public static Task<SendResult> SendAsync(
	this IMailTransport transport,
	MimeMessage message,
	MailboxAddress sender,
	IEnumerable<MailboxAddress> recipients,
	CancellationToken cancellationToken = default,
	ITransferProgress? progress = null
)

Parameters

transport  IMailTransport
The transport.
message  MimeMessage
The message.
sender  MailboxAddress
The mailbox address to use for sending the message.
recipients  IEnumerableMailboxAddress
The mailbox addresses that should receive the message.
cancellationToken  CancellationToken  (Optional)
The cancellation token.
progress  ITransferProgress  (Optional)
The progress reporting mechanism.

Return Value

TaskSendResult
The result of sending the message.

Usage Note

In Visual Basic and C#, you can call this method as an instance method on any object of type IMailTransport. When you use instance method syntax to call this method, omit the first parameter. For more information, see Extension Methods (Visual Basic) or Extension Methods (C# Programming Guide).

Remarks

Asynchronously sends the specified message using the supplied sender and recipients.

Exceptions

ArgumentNullException

message is .

-or-

sender is .

-or-

recipients is .
ObjectDisposedException The IMailTransport has been disposed.
ServiceNotConnectedException The IMailTransport is not connected.
ServiceNotAuthenticatedException Authentication is required before sending a message.
InvalidOperationException

A sender has not been specified.

-or-

No recipients have been specified.
OperationCanceledException The operation has been canceled.
IOException An I/O error occurred.
CommandException The send command failed.
ProtocolException A protocol exception occurred.

See Also