Java JSTL

1. https://jstl.java.net/download.html#


2.  http://www.java2s.com/Code/Jar/j/Downloadjstljar.htm


3. 解決 uri 錯誤問題
http://stackoverflow.com/questions/13595511/taglib-prefix-c-uri-http-java-sun-com-jsp-jstl-core-fails-with-can