hi guys, i wanna know how JSP call and pass parameter to a java function from class file.


class file
-----------------------------------------
public double calcQty(double pPect, double tQty)
{
return (pPect * tQty / 100);
}
------------------------------------------

JSP file
-------------------------------------------
<jsp:useBean id = "pc" class="common.claim" scope="request" />
the following code is call the function from the class file
<%=pc.calcQty()%>

izzit correct or not?
if let say i wan to call the function at onClick, how to write the code?
if i wanna pass in parameter to that function, how to write?
plz someone help. thx

Originally Posted by melvinoyh

hi guys, i wanna know how JSP call and pass parameter to a java function from class file.


class file
-----------------------------------------
public double calcQty(double pPect, double tQty)
{
return (pPect * tQty / 100);
}
------------------------------------------

JSP file
-------------------------------------------
<jsp:useBean id = "pc" class="common.claim" scope="request" />
the following code is call the function from the class file
<%=pc.calcQty()%>

izzit correct or not?
if let say i wan to call the function at onClick, how to write the code?
if i wanna pass in parameter to that function, how to write?
plz someone help. thx

JSP is not like JavaScript. JavaScript runs on client computer. But, JSP is running on web server. If event is not sending a request to server, you cannot assign calls to class from on click events.

You MUST send a request to the server using a link.