How to display fields based on picklist in Visualforce?
I have a requirement to build a page that displays a different set of fields based on the value in picklist that I have on the page as an inputfield. I have this working for both the detail page, and my original solution for the edit page when working with an existing record already in context. However, it does not work when creating a new record.
What does the$ symbol mean in Visualforce?
$User is a global variable that always represents the current user record. All global variables are referenced with a $ symbol. For a list of global variables that you can use in Visualforce, see Global Variables.
How to show long text in HTML Visualforce?
2. Once It is clicked on Save , isEditMode becomes False and Now you render the Page to show the 2nd part of the code which takes the ID of the above created case and shows everything with OutPut FIeld and OutPutLabel. But, the whole text of long text area is not displaying in the page block of the VF Page.
How does the dot notation work in Visualforce?
It then uses dot notation to access the name field for that record. When you save a page, the value attribute of all input components— , , and so on—is validated to ensure it’s a single expression, with no literal text or white space, and is a valid reference to a single controller method or object property.
How to display picklist based on value chose by another?
From the object management settings for accounts, go to the fields area, and then click New. Choose Picklist, and then click Next. Enter Subcategories for the Field Label. Click Next twice, then click Save. From the object management settings for accounts, go to the fields area. Click Field Dependencies. Click New.
How can dependent fields be used in Visualforce?
Dependent fields can dynamically filter values in fields such as picklists, multi-select picklists, radio buttons, and checkboxes. Dependent picklists can only be displayed on Visualforce pages with Salesforce API version 19.0 or higher.
How to create a custom picklist in apex?
First, create this custom picklist: From the object management settings for accounts, go to the fields area, and then click New. Choose Picklist, and then click Next. Enter Subcategories for the Field Label. Click Next twice, then click Save. From the object management settings for accounts, go to the fields area.
How to display table with dynamic columns in VF page?
You will need to re-render the table when the picklist changes (use e.g. an onchange apex:actionSupport ). Also unless you are using an object for which the API names of the fields are OK to display in the picklist, you will need to map from a label shown in the picklist (e.g. “Version”) to the API name (e.g. “Version__c”).