\n \n<\/body><\/html><\/pre>\n

JSP ?????? ??<\/strong><\/p>\n

.jsp ??? ?? ??? ???? ?? ??? ?? ??? ?????. <\/p>\n

<%@page contentType=\"text\/html\" pageEncoding=\"UTF-8\"%>\n<%@taglib prefix=\"t\" tagdir=\"\/WEB-INF\/tags\" %>\n\n\n    
Welcome<\/h1>\n<\/t:wrapper><\/pre>\n
?? ??? ???<\/strong><\/p>\n
? ??? ???? ?? genericpage.tag? ?????.<\/p>\n
<%@tag description=\"Overall Page template\" pageEncoding=\"UTF-8\"%>\n<%@attribute name=\"header\" fragment=\"true\" %>\n<%@attribute name=\"footer\" fragment=\"true\" %>\n\n  

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\n    
<\/pre>\n
?? ??? ??? ??<\/strong><\/p>\n
? ??? ??? ?????. ??? ? ??? ??? ??:<\/p>\n
<%@page contentType=\"text\/html\" pageEncoding=\"UTF-8\"%>\n<%@taglib prefix=\"t\" tagdir=\"\/WEB-INF\/tags\" %>\n\n\n    \n      
Welcome<\/h1>\n    <\/jsp:attribute>\n    \n      
<\/pre>
??? ?? ??? ???<\/strong><\/p>
?? ??? ???? ???? userpage.tag? ?? ? ????.<\/p>
<%@tag description=\"User Page template\" pageEncoding=\"UTF-8\"%>\n<%@taglib prefix=\"t\" tagdir=\"\/WEB-INF\/tags\" %>\n<%@attribute name=\"userName\" required=\"true\"%>\n\n\n    \n      
Welcome ${userName}<\/h1>\n    <\/jsp:attribute>\n    \n      
<\/pre>\n
??? ??? ??? ??<\/strong><\/p>\n
 ? ??? ???? ???? ???? ??? ??? ? ????. ???:<\/p>\n
<%@page contentType=\"text\/html\" pageEncoding=\"UTF-8\"%>\n<%@taglib prefix=\"t\" tagdir=\"\/WEB-INF\/tags\" %>\n\n\n  
\n    First Name: ${user.firstName} \n    Last Name: ${user.lastName} \n    Phone: ${user.phone}\n  <\/p>\n<\/t:userpage><\/pre>\n
??? ??? UserDetails ??<\/strong><\/p>\n
??? ??? ??? ???? userdetail.tag? ?????.<\/p>\n
<%@tag description=\"User Detail template\" pageEncoding=\"UTF-8\"%>\n<%@tag import=\"com.example.User\" %>\n<%@attribute name=\"user\" required=\"true\" type=\"com.example.User\"%>\n\nFirst Name: ${user.firstName} \nLast Name: ${user.lastName} \nPhone: ${user.phone}<\/pre>\n
????? ??? ??? ???<\/strong><\/p>\n
?? ? ??? ???? ??? ??? ???? ????? ? ????.<\/p>\n
<%@page contentType=\"text\/html\" pageEncoding=\"UTF-8\"%>\n<%@taglib prefix=\"t\" tagdir=\"\/WEB-INF\/tags\" %>\n\n\n  
\n    \n  <\/p>\n<\/t:userpage><\/pre>\n
??<\/strong><\/p>\n
JSP ?? ??? ??? ???? ???? ??? ?? ???, ??? ??? ?? ??? ??? ? ????. , ??? ????. ?? ?? ???? ???? ????? ?????? ??? ??? ? ???? ???? ?? ??? ??? ?????? ?? ? ????.<\/p>"}	
	






	


    



	
	

		

			

							

					

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						? ???? ???? ??? ??? ??? ??? ?? ??? ?? JSP ?? ??? ??? ??? ? ?????
					

					
					

						

							
? ???? ???? ??? ??? ??? ??? ?? ??? ?? JSP ?? ??? ??? ??? ? ?????

							
							Dec 13, 2024 am	 09:48 AM
														
						

					

					

					

						

						
						
						

					
How can JSP Tag Files be used for efficient template inheritance and reusable components in web development?



JSP ?? ??: ??? ??? ?? ??? ??


??? ?? JSP ????? ?? JSP ?? ??? ??? ??? ?? ???? ???? ?????. .


JSP 2.0 ?? ??


WEB-INF/tags ????? .tag ???? ?? JSP ?? ??? ?????. ?? ??, Wrapper.tag:


<%@tag description="Simple Wrapper Tag" pageEncoding="UTF-8"%>
<html><body>
  <jsp:doBody/>
</body></html>


JSP ?????? ??


.jsp ??? ?? ??? ???? ?? ??? ?? ??? ?????. 


<%@page contentType="text/html" pageEncoding="UTF-8"%>
<%@taglib prefix="t" tagdir="/WEB-INF/tags" %>

<t:wrapper>
    <h1>Welcome</h1>
</t:wrapper>


?? ??? ???


? ??? ???? ?? genericpage.tag? ?????.


<%@tag description="Overall Page template" pageEncoding="UTF-8"%>
<%@attribute name="header" fragment="true" %>
<%@attribute name="footer" fragment="true" %>
<html>
  <body>
    <div>


?? ??? ??? ??


? ??? ??? ?????. ??? ? ??? ??? ??:


<%@page contentType="text/html" pageEncoding="UTF-8"%>
<%@taglib prefix="t" tagdir="/WEB-INF/tags" %>

<t:genericpage>
    <jsp:attribute name="header">
      <h1>Welcome</h1>
    </jsp:attribute>
    <jsp:attribute name="footer">
      <p>
??? ?? ??? ???
?? ??? ???? ???? userpage.tag? ?? ? ????.
<%@tag description="User Page template" pageEncoding="UTF-8"%>
<%@taglib prefix="t" tagdir="/WEB-INF/tags" %>
<%@attribute name="userName" required="true"%>

<t:genericpage>
    <jsp:attribute name="header">
      <h1>Welcome ${userName}</h1>
    </jsp:attribute>
    <jsp:attribute name="footer">
      <p>


??? ??? ??? ??


 ? ??? ???? ???? ???? ??? ??? ? ????. ???:


<%@page contentType="text/html" pageEncoding="UTF-8"%>
<%@taglib prefix="t" tagdir="/WEB-INF/tags" %>

<t:userpage userName="${user.fullName}">
  <p>
    First Name: ${user.firstName} <br/>
    Last Name: ${user.lastName} <br/>
    Phone: ${user.phone}<br/>
  </p>
</t:userpage>


??? ??? UserDetails ??


??? ??? ??? ???? userdetail.tag? ?????.


<%@tag description="User Detail template" pageEncoding="UTF-8"%>
<%@tag import="com.example.User" %>
<%@attribute name="user" required="true" type="com.example.User"%>

First Name: ${user.firstName} <br/>
Last Name: ${user.lastName} <br/>
Phone: ${user.phone}<br/>


????? ??? ??? ???


?? ? ??? ???? ??? ??? ???? ????? ? ????.


<%@page contentType="text/html" pageEncoding="UTF-8"%>
<%@taglib prefix="t" tagdir="/WEB-INF/tags" %>

<t:userpage userName="${user.fullName}">
  <p>
    <t:userdetail user="${user}"/>
  </p>
</t:userpage>


??


JSP ?? ??? ??? ???? ???? ??? ?? ???, ??? ??? ?? ??? ??? ? ????. , ??? ????. ?? ?? ???? ???? ????? ?????? ??? ??? ? ???? ???? ?? ??? ??? ?????? ?? ? ????.
? ??? ? ???? ???? ??? ??? ??? ??? ?? ??? ?? JSP ?? ??? ??? ??? ? ?????? ?? ?????. ??? ??? PHP ??? ????? ?? ?? ??? ?????!



						

					

					

						
? ????? ??

						
? ?? ??? ????? ???? ??? ??????, ???? ?????? ????. ? ???? ?? ???? ?? ??? ?? ????. ???? ??? ???? ???? ??? ?? admin@php.cn?? ?????.

					

				


				



				



				
    


					


											

							

								

									
									
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Java? ?? ??? ??? ?? ??? ??? ?? ??? ??? ?? ??? ?? ?? ??? ???? ??? ?? ???? ?????. 1. ??? ???? ??? ?? ?? ? ???? ?? ??? ???? ?? ?? ??? ? ????. 2. ???? ?? ??? ???? ??? ?? ???? ?? ?? ??? ???????. 3. ?? ???? ?? ?? ?? ? ???? ???? ?? NULL ?? ??? ? ????. 4. ?? ???? ??? ?? ?? ? ??? ?????? ?? ??? ??? ?? ?? ??? ????? ??? ??? ??? ??????? ?? ???? ??????.

							

														

								
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