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Performs a comparison with another Appointment object based on the start time and subject.
public int CompareTo(object obj)
| Type | Name | Description |
|---|---|---|
| object | obj | The Appointment to compare. |
| Type | Description |
|---|---|
| int | The int value determining the comparison result. |
| Type | Condition |
|---|---|
| ArgumentException | obj is not the same type as this instance. |