常數

CONTENT_ENCODING	=	"內容編碼"
CONTENT_SECURITY_POLICY	=	"內容安全政策"
CONTENT_SECURITY_POLICY_REPORT_ONLY	=	"報告僅內容安全政策"
FEATURE_POLICY	=	"功能政策"
LOCATION	=	"位置"
SERVER_TIMING	=	"伺服器計時"
STRICT_TRANSPORT_SECURITY	=	"嚴格傳輸安全性"
VARY	=	"VARY"
X_CASCADE	=	"X-Cascade"
X_REQUEST_ID	=	"X-Request-Id"