JSP 2.0 Expression Language - Implicit Objects

bar">


        
          
            EL Expression
            Result
          
          
            ${param.foo}
            bar 
          
          
            ${param["foo"]}
            bar 
          
          
            ${header["host"]}
            apex.pampili.com.br 
          
          
            ${header["accept"]}
            */* 
          
          
            ${header["user-agent"]}
            Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.com)

EL Expression	Result
${param.foo}	bar
${param["foo"]}	bar
${header["host"]}	apex.pampili.com.br
${header["accept"]}	/
${header["user-agent"]}	Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.com)