JavaWeb-JSTL tag library of core

.JSTL a tag library

　　　1.JSTL tag is dependent on EL expressions, he different from JSP, he needs to guide package to use: jstl-1.2.jar

　　　2.jJSTL in a total of four tabs library:

　　　　(1) .core tag library: the core tag library

　　　　(2) .fmt tag library: formatting tag library

　　　　(3) .xml tag library: out of date

　　　　(4) .sql tag library: out of date

 

　　　　3.taglib import tag library: <% @ taglib prefix = "" uri = "Path"%>

Two .core tag library commonly used tags (with special emphasis on the situation, value = "$ {....} _"), not later el additional space)

　　

 

 

 

　　* Save the domain only when the value attribute, url tag is used to output the page, if there are var, not output, and he will want to scope, when used in conjunction value, quite set the properties to the specified