What is the function of page directive contentPage/pageEncoding in JSP page?

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The page directive contentPage in the JSP pageWhat function does /pageEncoding have?

The following will describe the functions of the contentPage and pageEncoding directives of the page directive, as follows:

 The function of the contentPage and pageEncoding directives of the page directive: used to set the encoding of the pagelike:The contentType property is used to set the Content-Type response headerSpecifies that the document sent to the client program is of MIME type

How to set contentType

Method 1: Query the MIME type in the tomca installation directory /conf/web.xml

docapplication/msword

Method 2: Chinese settings for jsp pages

<%@ page language="Java" contentPage="application/msword; charset = GBK" %>---Set the page to Chinese<%@ page pageEncoding="GBK" %>