时间: 2021-07-31 作者:daque
在asp里我曾报告过伙伴怎样让asp步调不从缓存里读取数据,同样在jsp里也能实行,请看底下:1, 运用java供给的本领,在jsp大概servlet中都不妨 <% response.setheader("pragma","no-cache"); response.setheader("cache-control","no-cache"); response.setdateheader("expires", 0); %> 2, 运用html标志,如底下: <head> <meta http-equiv="pragma" content="no-cache"> <meta http-equiv="cache-control" content="no-cache"> <meta http-equiv="expires" content="0"> </head>