apex:actionPoller
A timer that sends an AJAX update request to the server according to a time interval that you specify. The update request can then result in a full or partial ....
Tag: Salesforce Visualforce Page
Email validation using Apex in Salesforce
Visualforce page: <apex:page controller="testController"> <apex:form id="myform"> <apex:pagemessages /> <apex:pageBlock id="myblock"> Email Address: <apex:inputText value="{!email}" id="email"/><br/><br/> <apex:commandButton value="Click me!" action="{!checkEmail}"/> </apex:pageBlock> </apex:form></apex:page> Apex Code: public class testController{ public String email { ....
Calling Apex method from a Custom Button
To call Apex method from Custom Button, follow the below steps 1. Create a custom button and enter the following code Syntax: {!REQUIRESCRIPT("/soap/ajax/12.0/connection.js")} {!REQUIRESCRIPT("/soap/ajax/12.0/apex.js")} sforce.apex.execute("Class_Name","Method_Name",{parameter_Name:"value"}); location.reload(true); Code: {!REQUIRESCRIPT("/soap/ajax/15.0/connection.js")} {!REQUIRESCRIPT("/soap/ajax/15.0/apex.js")} var ....
Collection size exceeds maximum size of 1000 error
Collection size exceeds maximum size of 1000 error in Salesforce means List, Set & Map size exceeded more than 1000 to be shown on the Visualforce page. To avoid this, ....
How to display Standard controller Picklist using Apex
The below code is used to display Rating picklist of standard object Account. <apex:page standardController="Account"> <apex:form > <apex:pageMessages /> <apex:pageBlock > <apex:pageBlockSection columns="2"> <apex:pageblockSectionItem > <apex:outputLabel value="Rating"/> </apex:pageblockSectionItem> ....
How to avoid comma atlast while displaying error
Sample Code: List<String> mail = new List<String>(); String error = ''; Integer i; Integer len; mail.add([email protected]); mail.add([email protected]); mail.add([email protected]); mail.add([email protected]); len = mail.size(); i = 0; for(String temp:mail) { if(i>len-1) ....
How to disable another checkbox field checkbox if i check one checkbox in checkbox field
Sample Code: Visualforce page: <apex:page controller="sample"><script type="text/javascript"></script> <apex:form > <apex:pageMessages /> <apex:pageBlock > <apex:pageBlockSection columns="2"> <apex:pageblockSectionItem > <apex:outputLabel value="Metro"/> </apex:pageblockSectionItem> <apex:pageblockSectionItem > <apex:inputCheckbox value="{!metro}"> ....
Dynamically making a field required using Apex in Salesforce
Sample Code: Visualforce Code: <apex:page controller="sample"> <apex:form > <apex:pageMessages/> <apex:pageBlock> <apex:pageBlockSection columns="2"> <apex:pageblockSectionItem> <apex:outputLabel value="Known City"/> </apex:pageblockSectionItem> <apex:pageblockSectionItem> <apex:inputCheckbox value="{!knwCity}"> <apex:actionSupport event="onchange" reRender="a"/> </apex:inputCheckbox> ....
Dynamically making a field read only using Apex in Salesforce
In Salesforce Visualforce Page, we can dynamically make a field read-only using disabled attribute. Sample Code: Visualforce page: <apex:page controller="sample"> <apex:form > <apex:pageBlock> <apex:pageBlockSection columns="2"> <apex:pageblockSectionItem> <apex:outputLabel value="State"/> </apex:pageblockSectionItem> <apex:pageblockSectionItem> ....
Dependent picklist using Apex in Salesforce
Sample Code: Visualforce page: <apex:page controller="sample"> <apex:form > <apex:pageBlock> <apex:pageBlockSection columns="2"> <apex:pageblockSectionItem> <apex:outputLabel value="State"/> </apex:pageblockSectionItem> <apex:pageblockSectionItem> <apex:selectList size="1" value="{!state}"> <apex:selectOptions value="{!states}"/> <apex:actionSupport event="onchange" reRender="a"/> </apex:selectList> ....