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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
bool HasChanged(object entity);| Parameters | ||
|---|---|---|
| entity | object | Instance of entity for which changes will be checked. |
| Return Value | |
|---|---|
| bool | Indicated if given entity has changed. |
Example
Employee employee = session.Load<Employee>("employees/1-A");
bool hasChanged = session.Advanced.HasChanged(employee); // false
employee.LastName = "Shmoe";
hasChanged = session.Advanced.HasChanged(employee); // true