IsUsable()

Returns a Boolean value indicating if the specified attribute is usable for calculations.

Category

Miscellaneous

Syntax

BooleanResult = IsUsable( Attribute1, Attribute2, … );

Parameter(s)

Attribute1, Attribute2, ...AttributeN

Name of one or more attributes for which you want to determine unusable quality. You can include a variable-length list of attributes.

Return value

If all of the specified attributes have either Good or Uncertain quality, then true is returned. Otherwise, false is returned.

Remarks

The attributes having Good or Uncertain quality qualifies as usable. In addition, each float or double attribute cannot be a NaN (not a number).

Examples

IsUsable(TIC101.PV);

IsUsable(TIC101.PV, PIC102.PV);

See also

IsBad()

IsGood()

IsInitializing()

IsUncertain()