Create Simple Interest Program using VisualForce and APEX Controller | APEX, VISUALFORCE INTEGRATION

 Create Simple Interest Program using Visual Force and APEX Controller | APEX, VISUALFORCE INTEGRATION:

It is most important concept to create Controller in APEX and use into visual force Pages.

Step to Create Controller First

public class SIController {

    public Decimal p{get;set;}

    public Decimal r{get;set;}

    public Decimal t{get;set;}

    public Decimal result{get;set;}

    

    public void calc()

    {

        result = (p*r*t)/100;

    }

   }

Code of VisualForce Page:

<apex:page controller="SIController">

   

   <apex:pageBlock title="si">

       

       <apex:pageBlockSection>

            <apex:form>

           <apex:inputText value="{!p}" label="Enter p" /> <br/><br/>

        <apex:inputText value="{!r}" label="Enter r" /><br/><br/>

        <apex:inputText value="{!t}" label="Enter t" /><br/><br/>

        <apex:commandButton value="Calculate" action="{!calc}" />

          </apex:form>

       </apex:pageBlockSection>

        <apex:pageBlockSection>

            <apex:outputText value="{!result}" />

       </apex:pageBlockSection>

    </apex:pageBlock>

        

        

</apex:page>