Скачать или смотреть 33 Three types of comments in JSP programs | JSP Web application Tutorial | 2024 10 08 09 57 13

We can place 3 types of comments in JSP programs:
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1) JSP comments / Hidden comments: %-- --%
Given to comment JSP tags
JSP page compiler recognizes these comments.

%--
%=Thread.currentThread() %
--%

2) HTML Comments / Template text comments: !-- --
Given to comment HTML code / XML code and template text of JSP

HTML interpreter recognizes (DOM, SAX, etc) these comments

3) Java Comments: // single comments
/*
Multiline comments
*/
%
int q = 10;
int r = 20;
// int p = q + r ;
%

It is given to comment Java code of jsp program
Java compiler will recognize the Java comments.


Appearance of comments symbol in various levels of JSP program execution:
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Comments JES JES complied HTML code Output
source code COde (Browser)
-------- ------------- --------------- ----------------- -------------------
JSP
%-- NO No No No
--%

HTML YES YES YES NO
!--
--


Java YES NO NO NO
//
/*
*/



HTML to JSP and Database Software communication:
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