Bi ging mn hc
Cc i tng ca ASP.NET
Khoa Cng ngh thng tin Trng i hc Khoa hc T nhin
Thit k & Lp trnh WEB 2
Thit k & Lp trnh WEB 2 Cc i tng ca ASP.NET
Ni dungGii thiu v cc i tng ca ASP.NET Response Request Server
Application Session
Mt vi v d
2007 Khoa CNTT H KHTN
Thit k & Lp trnh WEB 2 Cc i tng ca ASP.NET
Response ObjectResponse l i tng c to ra tng ng vi mi yu cu ca
client i tng Response thng thng dng x l cc HTTP Request, v tr kt qu
v cho client
2007 Khoa CNTT H KHTN
Thit k & Lp trnh WEB 2 Cc i tng ca ASP.NET
Response ObjectThuc tnhCharset IsClientConnected Cookies
M txc lp b charset s truyn cho bit hin thi client c ang kt ni
hay khng cc thng tin v Cookies s c ghi xung client
2007 Khoa CNTT H KHTN
Thit k & Lp trnh WEB 2 Cc i tng ca ASP.NET
Response ObjectPhng thcWrite WriteFile BinaryWrite Close End
Redirect
M tghi d liu text ghi d liu t file ghi d liu nh phn ng kt ni ti
client Kt thc thi hnh mt trang chuyn client sang mt URL khc
2007 Khoa CNTT H KHTN
Thit k & Lp trnh WEB 2 Cc i tng ca ASP.NET
V d
protected void btnClick_Click(object sender, EventArgs e) {
Response.Redirect(txtLink.Text); }
2007 Khoa CNTT H KHTN
Thit k & Lp trnh WEB 2 Cc i tng ca ASP.NET
Request ObjectCung cp cc thng tin v yu cu ca client c to ra tng
ng vi cc Http Request Dng i tng ny c nhng thng tin client gi
(header, query string, cookies, )
2007 Khoa CNTT H KHTN
Thit k & Lp trnh WEB 2 Cc i tng ca ASP.NET
Request ObjectThuc tnhBrowser Url Cookies QueryString Form
M tCung cp thng tin lin quan n trnh duyt ca client a ch trang gi
request cc thng tin v Cookies client s c c ln Ly tham s truyn t
client theo phng thc GET Ly tham s truyn t client theo phng thc
POST
2007 Khoa CNTT H KHTN
Thit k & Lp trnh WEB 2 Cc i tng ca ASP.NET
V d - Truyn tham s theo phng thc GETCch to HTTP QueryString G
trc tip vo chui URL
