66 lines
3.4 KiB
XML
66 lines
3.4 KiB
XML
<?xml version="1.0" encoding="UTF-8"?>
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<helpdocument version="1.0">
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<!--
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* This file is part of the LibreOffice project.
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*
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* This file incorporates work covered by the following license notice:
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed
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* with this work for additional information regarding copyright
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* ownership. The ASF licenses this file to you under the Apache
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* License, Version 2.0 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.apache.org/licenses/LICENSE-2.0 .
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-->
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<meta>
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<topic id="textsbasicshared03060400xml" indexer="include" status="PUBLISH">
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<title id="tit" xml-lang="en-US">Not Operator</title>
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<filename>/text/sbasic/shared/03060400.xhp</filename>
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</topic>
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</meta>
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<body>
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<section id="not">
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<bookmark xml-lang="en-US" branch="index" id="bm_id3156024">
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<bookmark_value>Not operator (logical)</bookmark_value>
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</bookmark>
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<h1 id="hd_id3156024"><link href="text/sbasic/shared/03060400.xhp">Not Operator</link></h1>
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<paragraph id="par_id3159414" role="paragraph" xml-lang="en-US">Negates an expression by inverting the bit values.</paragraph>
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</section>
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<h2 id="hd_id3149457">Syntax:</h2>
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<bascode>
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<paragraph id="par_id3150360" role="bascode" xml-lang="en-US">Result = Not Expression</paragraph>
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</bascode>
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<h2 id="hd_id3151211">Parameters:</h2>
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<paragraph id="par_id3147228" role="paragraph" xml-lang="en-US"> <emph>Result:</emph> Any numeric variable that contains the result of the negation.</paragraph>
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<paragraph id="par_id3154124" role="paragraph" xml-lang="en-US"> <emph>Expression:</emph> Any expression that you want to negate.</paragraph>
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<paragraph id="par_id3150868" role="paragraph" xml-lang="en-US">When a Boolean expression is negated, the value True changes to False, and the value False changes to True.</paragraph>
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<paragraph id="par_id3145785" role="paragraph" xml-lang="en-US">In a bitwise negation each individual bit is inverted.</paragraph>
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<h2 id="hd_id3153093">Example:</h2>
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<bascode>
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<paragraph id="par_idm1341144144" role="bascode" localize="false" xml-lang="en-US">Sub ExampleNot</paragraph>
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<paragraph id="par_idm1341142912" role="bascode" localize="false" xml-lang="en-US">Dim vA As Variant, vB As Variant, vC As Variant, vD As Variant</paragraph>
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<paragraph id="par_idm1341141632" role="bascode" localize="false" xml-lang="en-US">Dim vOut As Variant</paragraph>
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<paragraph id="par_idm1341140400" role="bascode" localize="false" xml-lang="en-US"> vA = 10: vB = 8: vC = 6: vD = Null</paragraph>
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<paragraph id="par_id3145749" role="bascode" xml-lang="en-US"> vOut = Not vA ' Returns -11</paragraph>
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<paragraph id="par_id3148645" role="bascode" xml-lang="en-US"> vOut = Not(vC > vD) ' Returns -1</paragraph>
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<paragraph id="par_id3156441" role="bascode" xml-lang="en-US"> vOut = Not(vB > vA) ' Returns -1</paragraph>
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<paragraph id="par_id3152596" role="bascode" xml-lang="en-US"> vOut = Not(vA > vB) ' Returns 0</paragraph>
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<paragraph id="par_idm1341132192" role="bascode" localize="false" xml-lang="en-US">End Sub</paragraph>
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</bascode>
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</body>
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</helpdocument>
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