OpenOffice3.org Calc 3. Information Functions
ISLOGICAL(value) Function
Returns a logical value. If the content of
the argument “value” is a logical value, the function returns TRUE, otherwise
returs FALSE. The argument “value” contains the reference to the cell where yo
want to evaluate their content. It may also contain an expression to be
evaluated, the function determines if the result is of the type logical. For
example:
=ISLOGICAL(A14) Returns TRUE if the contents of cell A14 is a logical value.
Otherwise, the function returns FALSE.
=ISLOGICAL(TRUE()) Always returns the logical value TRUE. The expression will
always be TRUE.