Since my article “JSP Best Practices” first appeared in JavaWorld in late 2001, the use of JavaServer Pages (JSP) technology has grown dramatically. Numerous tools now make Webpage development with ...

JSP指令元素用于控制JSP页面向Java代码的转换过程，作用于页面翻译阶段，与具体请求无关，也不在客户端生成任何输出内容。 1、 指令元素用于设定JSP页面的语言、导入类、包含文件以及指定错误处理页面等。主要包括三种：page指令、include指令和taglib指令。

Jakarta Server Pages (formerly JavaServer Pages) is a Java standard technology that developers use to write dynamic, data-driven web pages for Java web applications. JSP is built on top of the Java ...