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MagneticVarianceUpdatedEventHandler Delegate

Represents the method that handles the MagneticVarianceUpdated event.
[Visual Basic .NET]
Public Delegate Sub MagneticVarianceUpdatedEventHandler ( _
    ByRef pMagneticVar As esriGpsMagneticVariance _
)
[C#]
public delegate void MagneticVarianceUpdatedEventHandler (
    ref esriGpsMagneticVariance pMagneticVar
);