Estou a procura de um toturial com código comentado, sobre a criação de uma enquete qualquer. Alguem poderia me ajudar?
Encontro em ASP, em PHP..mas não vejo em ASP.NET
Posted 26/07/2004, 20:33
Posted 26/07/2004, 22:58
Posted 26/07/2004, 23:51
Edição feita por: Lengrat, 26/07/2004, 23:53.
Posted 27/07/2004, 11:09
<%
'Two varibles are passed into the db
'u_input is the value if the user entered a response to
'the vote/poll question....IP is the address of the user
u_input=request.form("u_input")
u_ip=request.servervariables("remote_addr")
' if the user did not enter anything in the poll on this visit
' then display the poll question and possible choices
if u_input = "" then
%>
<form method="post" action="<%= request.servervariables("script_name") %>">
<p>Question Goes Here<br>
<input type="radio" value="1" name="u_input">A<br>
<input type="radio" value="2" name="u_input" >B<br>
<input type="radio" value="3" name="u_input" checked>C<br>
<input type="radio" value="4" name="u_input">D<br>
<input type="submit" value="Submit" ></p>
</form>
<%
else
' if the user did input a choice on the vote/ballot
' check to see if their ip address is already in the db
cn="Provider=Microsoft.Jet.OLEDB.4.0;Data Source=d:\web\arte4u\dados\votes_db.mdb"
set rs = server.createobject("ADODB.Recordset")
sql = "select ip from ballot where ip ='" & u_ip & "'"
rs.Open sql, cn
if rs.eof then
' if the user has not voted previously indicate it
been_here_before="No"
end if
rs.close
if been_here_before = "No" then
' Since the user has not voted previously their input
' their vote will be added to the db
sql = "insert into ballot (ip, selection" & u_input &") "
sql = sql & "values ('" & u_ip & "',1)"
rs.Open sql, cn
end if
'This will summerize and count the records in the db
sql= "select distinctrow sum(selection1) as sum_selection1, "
sql= sql & "sum(selection2) AS sum_selection2, sum(selection3) AS sum_selection3, "
sql= sql & "sum(selection4) AS sum_selection4, count(*) AS total_votes "
sql= sql & "FROM ballot;"
rs.Open sql, cn
total1=rs ("sum_selection1")
total2=rs ("sum_selection2")
total3=rs ("sum_selection3")
total4=rs ("sum_selection4")
count=rs ("total_votes")
%>
<br>
A<img src="red.jpg" height="10" width="<%= (total1/count)*100 %>">
<%= formatnumber((total1/count)*100,1) %>%<br>
B<img src="yellow.jpg" height="10" width="<%= (total2/count)*100 %>">
<%= formatnumber((total2/count)*100,1) %>%<br>
C<img src="green.jpg" height="10" width="<%= (total3/count)*100 %>">
<%= formatnumber((total3/count)*100,1) %>%<br>
D<img src="blue.jpg" height="10" width="<%= (total4/count)*100 %>">
<%= formatnumber((total4/count)*100,1) %>%<br>
Total Votes: <%= formatnumber(count,0,0) %><br>
<% if been_here_before <> "No" then %>
This user has voted before and this one was <u>not</u> counted.....
<% else %>
This user has <u>not</u> voted before and this one was counted.....
<% end if %>
<br>
The I.P. Address is <%= u_ip %>
<% end if %>Posted 27/07/2004, 13:52
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