Method Add

modules/caddyhttp/templates/tplcontext.go:557–560

Add adds a header field value, appending val to existing values for that field. It returns an empty string.

(field, val string)

// existing values for that field. It returns an
// empty string.
func (h WrappedHeader) Add(field, val string) string {
	h.Header.Add(field, val)
	return ""
}

// Set sets a header field value, overwriting any
// other values for that field. It returns an