Insert Parameter foo = EL Expression Result ${param["foo"]} ${jsp2:reverse(param["foo"])} ${jsp2:reverse(jsp2:reverse(param["foo"]))} ${jsp2:countNum(param["foo"])} 0 ${jsp2:toupper(param["foo"])} ${jsp2:tolower(param["foo"])}
EL Expression Result ${param["foo"]} ${jsp2:reverse(param["foo"])} ${jsp2:reverse(jsp2:reverse(param["foo"]))} ${jsp2:countNum(param["foo"])} 0 ${jsp2:toupper(param["foo"])} ${jsp2:tolower(param["foo"])}