1??JSP??????ν????

1??JSP???????

<%@ page contentType=??text/html ; charset=utf-8??%>

2????????????????????

request.setCharacterEncoding(??utf-8??);

3??????????????????

????????????м???useUnicode=true&characterEncoding=utf-8;

2??session ?? application??????

1??????????÷?Χ?????

Session????????????????Application????ó??????

?????????session????????????session??????????????????????????????乲??????session????

???Web??ó??????application???????Web??ó????application????????????Web??ó???????????乲??????application????

?????????????????

session???????????????????η?????????????????????? (??????????????) ?????????????web.xml??????session???????????????????????????????

application?????????????????Web???????????????Web???????????

3??jsp????Щ???????????÷???????

JSP????????9????????????

request?????????????????????????GET/POST??????????

response???????????????????

pageContext???????????????????????

session?????????й??????

application??servlet??????е??????

out???????????????????

config??servlet??????????

page??JSP????????

exception?????????????δ?????????