Documentation/Calc Functions/ISLOGICAL
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Function name:
ISLOGICAL
Category:
Information
Summary:
Tests for a logical value (TRUE or FALSE).
Syntax:
ISLOGICAL(Value)
Returns:
If an error occurs, the function returns FALSE.
Arguments:
Returns TRUE if Value is a logical value (TRUE or FALSE), and returns FALSE otherwise.
Additional details:
Examples:
=ISLOGICAL(99) returns FALSE, because 99 is a number, not a logical value.
=ISLOGICAL(ISNA(D4)) returns TRUE whatever the contents of cell D4, because ISNA() returns a logical value.