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JSP 2.0 Expression Language - Implicit Objects


This example illustrates some of the implicit objects available in the Expression Lanaguage. The following implicit objects are available (not all illustrated here):
Change Parameter
foo =

EL Expression Result
${param.foo} bar 
${param["foo"]} bar 
${header["host"]} tomcat 
${header["accept"]} */* 
${header["user-agent"]} Mozilla/5.0 (compatible; Baiduspider/2.0; +http://www.baidu.com/search/spider.html) 
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