Session: How to Check if Entity has Changed
To check if a specific entity differs from the one downloaded from server, the hasChanged() method from the advanced session operations can be used.
Syntax
session.advanced.hasChanged(entity);
| Parameters |
|
|
| entity |
object |
Entity for which changes will be checked. |
| Return Value |
|
| boolean |
Indicates whether given entity has changed. |
Example
const employee = await session.load("employees/1-A");
let hasChanged = session.advanced.hasChanged(employee); // false
employee.lastName = "Shmoe";
hasChanged = session.advanced.hasChanged(employee); // true
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