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
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