Method Has

header.go:28–31

Has returns true if a value for the given key exists inside the Header.

(key string)

// Has returns true if a value for the given key exists inside the Header.
func (h Header) Has(key string) bool {
	_, ok := h[key]
	return ok
}

// MarshalJSON implements json.Marshaler for Header.
func (h Header) MarshalJSON() ([]byte, error) {