jsp&servlet报红线javax.servlet.jsp.XXXX cannot be resolved to a type类似错误解决办法

javax.servlet.jsp.JspException cannot be resolved to a type

javax.servlet.jsp.PageContext cannot be resolved to a type

解决这种类似异常需要加入：jsp-api.jar&servlet-api.jar

在tomcat安装目录的libs中有,复制粘贴到你的项目lib文件夹下Build Path一下就OK了！