标签: servlets web.xml
web.xml
servlet文件是:
<init-param> <param-name> n1 </param-name> <param-value> 100 </param-value> </init-param> <init-param> <param-name> n2 </param-name> <param-value> 200 </param-value> </init-param>
它返回n1和n2的空值