Increases the value of thread-safe data type by 1.
function Increment: Integer; overload;
Increment is an Integer function used to increase the Value of the thread-safe data type by 1.
Increment calls Lock to enable the resource protection capabilities of the object instance prior to updating the associated value for the data type. Increment calls Unlock to disable resource protection when the value is successfully updated, or an exception is raised.
Use Decrement to decrease the value of the thread-safe data type.
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