Table of Contents

TTMSFNCWebSocketConnection.SendSimpleFrame Method

Sends a control frame such as ping, pong, or close.

API unit family: TMSFNCWebSocketCommon Declaring type: TTMSFNCWebSocketConnection

Syntax

procedure SendSimpleFrame(AOpcode: TTMSFNCWebSocketFrameOpcode; aData: TBytes = nil; const AMasked: Boolean = False);

Parameters

Name Description
AOpcode Control opcode to send; must be a close, ping, or pong opcode.
aData Optional control payload bytes. Defaults to nil.
AMasked When True, the payload is masked before sending. Defaults to False.

Exceptions

Exception Description
EWebSocket Raised when the opcode is not a control opcode.