Browser and Session value in APEX


iAdvise blog

For those of us who have been developing in APEX for a while will understand that the value of an item in APEX is not always what it seems. That’s right; an item has two values in APEX. The first value is the session value that we can store in the database (server side), the second value is the value the end user sees on his screen in the browser (client side). On some occasions these values are the same. On others they are not. The difference in value can lead to some confusion, especially for the new APEX developers.

Let’s start with an example so we understand the problem. This is actually based on a real use case. I changed the item names and queries to make it more universal, but the principle remains the same. The developer in question had a page with two Select lists containing the…

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