Method SetBeforeFlush

context/response_writer.go:57–57

SetBeforeFlush registers the unique callback which called exactly before the response is flushed to the client.

(cb func())

	// SetBeforeFlush registers the unique callback which called exactly before the response is flushed to the client.
	SetBeforeFlush(cb func())
	// GetBeforeFlush returns (not execute) the before flush callback, or nil if not set by SetBeforeFlush.
	GetBeforeFlush() func()
	// FlushResponse should be called only once before EndResponse.