If you’re starting out in Dynamics 365 CRM, you need to understand when your JavaScript code actually runs ๐
- โ OnLoad – runs as soon as the form opens – API Calls โ initializing values โ controlling fields
- โ OnChange – runs when a Field’s value changes – Validation โ automatic calculations โ updating fields
- โ OnSave – runs before the record is saved – data validation โ preventing save if there’s an issue
- ๐ก Tip: Understanding these Events correctly will save you a lot of bugs and keep your code cleaner and easier to maintain.