8.27.6 VarIsBoolean
VarIsBoolean Returns a Boolean True if the Subject variant can be converted to a Boolean, otherwise it returns a Boolean False.
VarIsBoolean( Subject )
Example
This property routine tests if the variable is a Boolean:
Ptyroutine Name(Set_uSignalSelection)
Define_Map For(*input) Class(*variant) Name(#lcVariant)
If Cond(VarIsBoolean( #lcVariant ) *EQ True)
Execute Subroutine(FP_SETB) With_Parms(#USE_NAME uSignalSelection 1 #USE_OCUR #lclVariant.Boolean)
Else
Execute Subroutine(FP_SET) With_Parms(#USE_NAME uSignalSelection 1 #USE_OCUR #LCLVARIANT.String)
Endif