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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

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