M_XY::Clear

Clear the coord value to zero

int Clear();

Parameters
None.

Return Value
Returns 0 when the expression is successfully converted.
Otherwise returns a non-zero value.

Description
Clear the coordinate to 0

Example
    int Sample::MeasureProc(ProcUnit *ptrProcUnit)
    {

        // M_XY   position;         Measured data

        // Initialize data

        position.Clear();

    }