how to check viewstate in salesforce

To check the view state of a visual force page you have to make sure that Show View State in Development Mode checkbox in the User Layout is checked. You can access this setting from: Setup-> Manage User-> User-> Edit (on a particular user)-> Show View State in Development Mode A screenshot showing a view state of a Visual Force page in Salesforce

Full Answer

What is the use of VIEWSTATE in Salesforce?

ViewState holds state of the visualforce page that holds state that includes the fields, components and controller state. Viewstate data in encrypted and cannot be viewed tools like firebug. To maintain state in a Visualforce page, the Force.com platform includes the state of components, field values, and controller state in a hidden form element.

Which variable is not visible in the view state in Salesforce?

As the variable “c” is declared as Transient, it will not be visible in View State. Variable “b” is private, that means it is not accessible in Visualforce page however it will be available in View State. variable “d” is not initialized in constructor and hence it is not visible in view state.

How to optimize the view state size in Salesforce?

This information can help you in optimizing the view state size. Once enabled, it shows up as a tab in Development Mode, as follows. you can enable that from Edit User-> Select view state checkbox after development mode checkbox.

How to view view state in Salesforce with Firebug?

View State cannot be viewed with tools like firebug however salesforce has “View State Inspector” to check the View State Data. All public and private data members present in Standard, Custom and Controller extensions.

What is viewstate in VisualForce?

What holds state of the visualforce page that includes the fields, components and controller state?

How can I see the view state of a VF page?

To monitor view state, you must first enable this by going to My Settings | Personal | Advanced User Details and clicking Edit. Select the Development Mode AND Show View State in Development Mode checkboxes and click Save.

What is ViewState in Salesforce?

View state holds the state of Visual force page. The view state of a web page is composed of all the data that's necessary to maintain the state of the controller during server requests (like sending or receiving data).

How do I fix ViewState error in Salesforce?

In order to reduce the view state, make use of the following:"Transient" keyword - to declare instance variables that can't be saved, and shouldn't be transmitted as part of the view state for a VF page. ... Minimize the number of forms i.e on a page. ... Refine your SOQL to retrieve only the data needed.More items...

What is show view state development mode?

Since the view state contributes to the overall size of your page, performance of a page can depend on efficiently managing the view state. The View State tab in the development mode footer provides information about the view state of your Visualforce page as it interacts with Salesforce.

What is the difference between Actionsupport and actionFunction?

Action function can call the controller method from java script. 2. Action support adds AJAX support to another visualforce component and then call the controller method. Here action support adds AJAX to output panel, so once you click on output panel controller method will be called.

What is view state size in Salesforce?

Salesforce allows Visualforce pages to have a maximum view state size of 170KB. The View State tab shows you which elements on your page are taking up that space. A smaller view state size generally means quicker load times. In order to avoid this error, minimize your pages' view state.

What is heap size limit in Salesforce?

Salesforce enforces an Apex Heap Size Limit of 6MB for synchronous transactions and 12MB for asynchronous transactions. The "Apex heap size too large" error occurs when too much data is being stored in memory during processing.

How do I use SOSL in Salesforce?

Use SOSL to search fields across multiple standard and custom object records in Salesforce. SOSL is similar to Apache Lucene. This is an example of a SOSL query that searches for accounts and contacts that have any fields with the word 'SFDC'.

How do I use Action regions in Salesforce?

actionRegion provides an area of a Visualforce page that decides and separates which components should be processed by the force.com server when an AJAX request is generated. Only the components which are inside actionregion component are processed by server, so it increases visualforce page performance.

Where is development mode in salesforce?

Click on personal=>Advanced user details. Now click on edit button to enable development mode in salesforce. Select Development mode check box to enable as shown below. Click on Development check box and save the settings.

What is transient variable in salesforce?

The value of transient variable is only transferred from controller to visualforce page but not as part of view state. As the value is not part of view state, the changed value of that variable is not transferred back from visualforce page to controller when a new request is made by clicking a button or link.

What are the Ajax functions why we use them in salesforce?

AJAX is the art of exchanging data between server and client without reloading the complete web page. Visualforce has inbuilt support for the AJAX. using the attribute “rerender” we can specify that where the response should be rendered.

what is view state and need a steps how can we reduce view state ...

View state is a state of you VF page, which help salesforce to regenerate VF page when it come back from server For exmaple, when you create a VF page having a some input fields, no consider that you load this page with some value and there are some required field on this page and when you click on a button this page will get submited to server then when server replay back your page should be ...

What is the view state?and error?ang how to resolve the problem?

Hi Renu, As you wanted to understand about view state error, please find the below explanation..... View State : Visualforce pages that contain a form component also contain an encrypted, hidden form field that encapsulates the view state of the page.

Introduction to View State in Salesforce | Techila Global Services

Salesforce sales cloud is a computing firm specializing in Customer Relationship Management (CRM) in the form of software (SaaS).Owing to its various functionalities of platforms and technology, businesses are applying Salesforce to help promote, track sales and expenditure and evaluate performance.

What is view state?

The view state of a web page is composed of all the data that's necessary to maintain the state of the controller during server requests (like sending or receiving data). Since the view state contributes to the overall size of your page, performance of a page can depend on efficiently managing the view state.

What to do if a large percentage of view state comes from objects used in controllers or controller extensions?

If you notice that a large percentage of your view state comes from objects used in controllers or controller extensions, consider refining your SOQL calls to return only data that's relevant to the Visualforce page.

What is view state inspector?

Developer environments have a view state inspector, which lets you view the contents of the view state. This information can help you in optimizing the view state size. Once enabled, it shows up as a tab in Development Mode, as follows. you can enable that from

Is transient variable stored in view state?

The transient variables are not passed to view state and therefore not stored in View State.

Is Visual Force page form required without input?

If your not using input tags in visual force page form is not required.Without form Viewstate is not created.

What is view state in Visualforce?

To maintain state in a Visualforce page, the Lightning Platform platform includes the state of components, field values, and controller state in a hidden form element. This encrypted string is the view state and has a limit of 170KB. Large view states require longer processing times for each request, including serializing and deserializing, and encryption and decryption. Reducing your view state size causes your pages to load quicker and stall less often.

How to reduce view state?

To reduce view state: Use filters and pagination to reduce data requiring state . Declare instance variables with a transient keyword when the variable is only useful for the current request. The view state includes all non-transient members in the controller and extension, as well as objects reachable from these non-transient members.

What is view state in salesforce?

View state holds the state/size of the visual force page that includes the components, field values, and controller state. This is important in the light that salesforce provides only a standard size of 135kb for any individual page. If the size of a particular page exceeds 135kb, the page will throw a view state error.

How to check view state of a visual force page?

To check the view state of a visual force page you have to make sure that Show View State in Development Mode checkbox in the User Layout is checked.

How big is ViewState?

As we know that total size of ViewState can be 135KB (On date of writing this article), There may be chances that you will hit maximum allowed limit or improve performance of Visualforce page by reducing Viewstate size:

What does variable B mean in Visualforce?

Variable “b” is private, that means it is not accessible in Visualforce page however it will be available in View State.

What does "recreate state" mean?

Recreate state instead of saving in Viewstate. Means if you can use SOQL instead of saving in some object or List, use it.

Can you show view state in user's personal information?

There is option to show the View State in User’s Personal information from where View State inspector can be enabled or disabled.

Is HTTP stateless?

As we know that http protocol is stateless protocol. Unlike Other programming languages like Java and C# the variables, objects are persisted between different method and network calls. However in case of server client model, the server only stores the session related information of client, however it does not stores the temporary data being used by the clients. Sometime hidden field values, IDs and other information are needed by server for processing.

What is viewstate in VisualForce?

ViewState holds state of the visualforce page that holds state that includes the fields, components and controller state. Viewstate data in encrypted and cannot be viewed tools like firebug.

What holds state of the visualforce page that includes the fields, components and controller state?

ViewState holds state of the visualforce page that holds state that includes the fields, components and controller state.