Difference between revisions of "Documentation/How Tos/Calc: ISLOGICAL function"

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{{Documentation/MasterTOC
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|bookid=1234'''
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|booktitle=<div style="padding: 8px; font-size: 140%; font-weight: bold; background-color: #9BC0F5;">CALC FUNCTIONS</div>
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|ShowParttitle=block|parttitle=[[Documentation/How_Tos/Calc:_Information_functions|<div style="font-size: 140%;">Information Functions]]
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|ShowNextPage=block|NextPage=Documentation/How_Tos/Calc:_ISNA_function
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|ShowPrevPage=block|PrevPage=Documentation/How_Tos/Calc:_ISEVEN_ADD_function
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|ShowPrevPart=block|PrevPart=Documentation/How_Tos/Calc:_Financial_functions
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|ShowNextPart=block|NextPart=Documentation/How_Tos/Calc:_Logical_functions
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|toccontent= <div style="padding: 4px; font-size: 130%; font-weight: hidden; background-color:#DCE9FC;">FUNCTIONS</div>
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* [[Documentation/How_Tos/Calc:_CELL_function|<div style="font-size: 120%;">Cell]]
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* [[Documentation/How_Tos/Calc:_CURRENT_function|<div style="font-size: 120%;">Current]]
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* [[Documentation/How_Tos/Calc:_FORMULA_function|<div style="font-size: 120%;">Formula]]
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* [[Documentation/How_Tos/Calc:_ISBLANK_function|<div style="font-size: 120%;">Isblank]]
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* [[Documentation/How_Tos/Calc:_ISERR_function|<div style="font-size: 120%;">Iserr]]
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* [[Documentation/How_Tos/Calc:_ISERROR_function|<div style="font-size: 120%;">Iserror]]
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* [[Documentation/How_Tos/Calc:_ISEVEN_function|<div style="font-size: 120%;">Iseven]]
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* [[Documentation/How_Tos/Calc:_ISEVEN_ADD_function|<div style="font-size: 120%;">Iseven Add]]
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* [[Documentation/How_Tos/Calc:_ISLOGICAL_function|<div style="font-size: 120%; border-style: double; border-color:#778899;">Islogical]]
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* [[Documentation/How_Tos/Calc:_ISNA_function|<div style="font-size: 120%;">Isna]]
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* [[Documentation/How_Tos/Calc:_ISNONTEXT_function|<div style="font-size: 120%;">Isnontext]]
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* [[Documentation/How_Tos/Calc:_ISNUMBER_function|<div style="font-size: 120%;">Isnumber]]
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* [[Documentation/How_Tos/Calc:_ISODD_function|<div style="font-size: 120%;">Isodd]]
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* [[Documentation/How_Tos/Calc:_ISODD_ADD_function|<div style="font-size: 120%;">Isodd Add]]
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* [[Documentation/How_Tos/Calc:_ISREF_function|<div style="font-size: 120%;">Isref]]
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* [[Documentation/How_Tos/Calc:_ISTEXT_function|<div style="font-size: 120%;">Istext]]
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* [[Documentation/How_Tos/Calc:_N_function|<div style="font-size: 120%;">N]]
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* [[Documentation/How_Tos/Calc:_NA_function|<div style="font-size: 120%;">Na]]
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* [[Documentation/How_Tos/Calc:_TYPE_function|<div style="font-size: 120%;">Type]]
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}}__TOC__
  
 
== ISLOGICAL  ==
 
== ISLOGICAL  ==

Revision as of 04:30, 1 June 2013


ISLOGICAL

Tests if a cell contains a logical value, TRUE or FALSE.

Syntax:

ISLOGICAL(value)

Returns TRUE if value is either TRUE or FALSE, and FALSE otherwise.

Example:

ISLOGICAL(D5)

where D5 contains FALSE, returns TRUE, because D5 contains a logical value.

ISLOGICAL(123)

returns FALSE, because 123 is a number, not a logical value.

Issues:

  • A logical value in Calc is simply a number with a boolean format, not a separate type as in Excel. Some resulting incompatibilities are discussed in Issue 84266.
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