What is ViewState in Salesforce?

What is ViewState 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.

What is ViewState why ViewState in Salesforce?

What is viewState? 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. – Stores Objects that are reachable from a non-transient data member in a controller or extension.

How do I fix ViewState error in Salesforce?

In order to reduce the view state, make use of the following:

1. “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.
2. Minimize the number of forms i.e on a page.
3. Refine your SOQL to retrieve only the data needed.

What is view state size in Salesforce?

170KB
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.

Can we use ViewState in MVC?

ASP.NET MVC does not use ViewState in the traditional sense (that of storing the values of controls in the web page). Rather, the values of the controls are posted to a controller method. Once the controller method has been called, what you do with those values is up to you.

How do I view metadata in Salesforce?

Go to setup and type homepage layout in your salesforce search option and click the Homepage layout. Then, choose the default page layout, edit the page, choose the metadata search option check box, and save the page.

What causes invalid viewstate errors?

Try storing the view state in the session Some browsers cannot handle such a large hidden field (and the resulting large request), and the browsers may truncate the view state. Truncating the view state causes a view state corrupted error message. This behavior is most likely to occur in simpler browsers.

What is view state size?

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. You can optimize your Apex controller code and remove any superfluous Visualforce components used.

Can we use view state in MVC?

ASP.NET MVC does not use ViewState in the traditional sense (that of storing the values of controls in the web page). Rather, the values of the controls are posted to a controller method.

How do I use list view in Salesforce?

Create a List View

1. From the App Launcher, find and select the Sales app and select the Accounts tab.
2. From the list view controls ( ), select New.
3. Name the list Channel Customers .
4. Select All users can see this list view.
5. Click Save.
6. Click Add Filter.
7. From the Field dropdown menu, select Type.
8. Select the equals operator.

Where is ViewState information stored?

By default, view state data is stored in the page in a hidden field and is encoded using base64 encoding. In addition, a hash of the view state data is created from the data by using a machine authentication code (MAC) key.