68 lines
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3.9 KiB
XML
68 lines
No EOL
3.9 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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* 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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* This file incorporates work covered by the following license notice:
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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="textsbasicshared03060100xml" indexer="include" status="PUBLISH">
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<title id="tit" xml-lang="en-US">AND Operator</title>
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<filename>/text/sbasic/shared/03060100.xhp</filename>
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</topic>
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</meta>
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<body>
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<section id="and">
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<bookmark xml-lang="en-US" branch="index" id="bm_id3146117">
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<bookmark_value>AND operator (logical)</bookmark_value>
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</bookmark>
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<h1 id="hd_id3146117"><link href="text/sbasic/shared/03060100.xhp">AND Operator</link></h1>
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<paragraph id="par_id3143268" role="paragraph" xml-lang="en-US">Logically combines two expressions.</paragraph>
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</section>
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<h2 id="hd_id3147574">Syntax:</h2>
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<bascode>
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<paragraph id="par_id3156344" role="bascode" xml-lang="en-US">Result = Expression1 And Expression2</paragraph>
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</bascode>
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<h2 id="hd_id3148946">Parameters:</h2>
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<paragraph id="par_id3149457" role="paragraph" xml-lang="en-US"> <emph>Result:</emph> Any numeric variable that records the result of the combination.</paragraph>
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<paragraph id="par_id3150541" role="paragraph" xml-lang="en-US"> <emph>Expression1, Expression2:</emph> Any expressions that you want to combine.</paragraph>
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<paragraph id="par_id3156215" role="paragraph" xml-lang="en-US">Boolean expressions combined with AND only return the value <emph>True</emph> if both expressions evaluate to <emph>True</emph>:</paragraph>
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<paragraph id="par_id3150870" role="paragraph" xml-lang="en-US"> <emph>True</emph> AND <emph>True</emph> returns <emph>True</emph>; for all other combinations the result is <emph>False</emph>.</paragraph>
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<paragraph id="par_id3153768" role="paragraph" xml-lang="en-US">The AND operator also performs a bitwise comparison of identically positioned bits in two numeric expressions.</paragraph>
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<h2 id="hd_id3153727">Example:</h2>
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<bascode>
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<paragraph id="par_idm1340824864" role="bascode" localize="false" xml-lang="en-US">Sub ExampleAnd</paragraph>
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<paragraph id="par_idm1340823632" role="bascode" localize="false" xml-lang="en-US">Dim A As Variant, B As Variant, C As Variant, D As Variant</paragraph>
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<paragraph id="par_idm1340822352" role="bascode" localize="false" xml-lang="en-US">Dim vVarOut As Variant</paragraph>
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<paragraph id="par_idm1340821120" role="bascode" localize="false" xml-lang="en-US"> A = 10: B = 8: C = 6: D = Null</paragraph>
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<paragraph id="par_id3146984" role="bascode" xml-lang="en-US"> vVarOut = A > B And B > C ' returns -1</paragraph>
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<paragraph id="par_id3154014" role="bascode" xml-lang="en-US"> vVarOut = B > A And B > C ' returns 0</paragraph>
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<paragraph id="par_id3149262" role="bascode" xml-lang="en-US"> vVarOut = A > B And B > D ' returns 0</paragraph>
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<paragraph id="par_id3145751" role="bascode" xml-lang="en-US"> vVarOut = (B > D And B > A) ' returns 0</paragraph>
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<paragraph id="par_id3147394" role="bascode" xml-lang="en-US"> vVarOut = B And A ' returns 8 due to the bitwise And combination of both arguments</paragraph>
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<paragraph id="par_idm1340810864" 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> |