<?xml version="1.0" encoding="UTF-8"?> <!--*********************************************************************** * * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * * Copyright 2008 by Sun Microsystems, Inc. * * OpenOffice.org - a multi-platform office productivity suite * * $RCSfile: 03060100.xhp,v $ * $Revision: 1.7 $ * * This file is part of OpenOffice.org. * * OpenOffice.org is free software: you can redistribute it and/or modify * it under the terms of the GNU Lesser General Public License version 3 * only, as published by the Free Software Foundation. * * OpenOffice.org is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU Lesser General Public License version 3 for more details * (a copy is included in the LICENSE file that accompanied this code). * * You should have received a copy of the GNU Lesser General Public License * version 3 along with OpenOffice.org. If not, see * <http://www.openoffice.org/license.html> * for a copy of the LGPLv3 License. * ************************************************************************--> <helpdocument version="1.0"> <meta> <topic id="textsbasicshared03060100xml" indexer="include" status="PUBLISH"> <title id="tit" xml-lang="en-US">AND Operator [Runtime]</title> <filename>/text/sbasic/shared/03060100.xhp</filename> </topic> <history> <created date="2003-10-31T00:00:00">Sun Microsystems, Inc.</created> <lastedited date="2005-02-01T12:42:55">converted from old format - fpe</lastedited> </history> </meta> <body> <section id="and"> <bookmark xml-lang="en-US" branch="index" id="bm_id3146117"><bookmark_value>AND operator (logical)</bookmark_value> </bookmark> <paragraph role="heading" id="hd_id3146117" xml-lang="en-US" level="1" l10n="U" oldref="1"><link href="text/sbasic/shared/03060100.xhp" name="AND Operator [Runtime]">AND Operator [Runtime]</link></paragraph> <paragraph role="paragraph" id="par_id3143268" xml-lang="en-US" l10n="U" oldref="2">Logically combines two expressions.</paragraph> </section> <paragraph role="heading" id="hd_id3147574" xml-lang="en-US" level="2" l10n="U" oldref="3">Syntax:</paragraph> <paragraph role="paragraph" id="par_id3156344" xml-lang="en-US" l10n="U" oldref="4">Result = Expression1 And Expression2</paragraph> <paragraph role="heading" id="hd_id3148946" xml-lang="en-US" level="2" l10n="U" oldref="5">Parameters:</paragraph> <paragraph role="paragraph" id="par_id3149457" xml-lang="en-US" l10n="U" oldref="6"> <emph>Result:</emph> Any numeric variable that records the result of the combination.</paragraph> <paragraph role="paragraph" id="par_id3150541" xml-lang="en-US" l10n="U" oldref="7"> <emph>Expression1, Expression2:</emph> Any expressions that you want to combine.</paragraph> <paragraph role="paragraph" id="par_id3156215" xml-lang="en-US" l10n="U" oldref="8">Boolean expressions combined with AND only return the value <emph>True</emph> if both expressions evaluate to <emph>True</emph>:</paragraph> <paragraph role="paragraph" id="par_id3150870" xml-lang="en-US" l10n="U" oldref="9"> <emph>True</emph> AND <emph>True</emph> returns <emph>True</emph>; for all other combinations the result is <emph>False</emph>.</paragraph> <paragraph role="paragraph" id="par_id3153768" xml-lang="en-US" l10n="U" oldref="10">The AND operator also performs a bitwise comparison of identically positioned bits in two numeric expressions.</paragraph> <paragraph role="heading" id="hd_id3153727" xml-lang="en-US" level="2" l10n="U" oldref="11">Example:</paragraph> <paragraph role="paragraph" id="par_id3149481" xml-lang="en-US" l10n="U" oldref="12">Sub ExampleAnd</paragraph> <paragraph role="paragraph" id="par_id3152577" xml-lang="en-US" l10n="CHG" oldref="13">Dim A as Variant, B as Variant, C as Variant, D as Variant</paragraph> <paragraph role="paragraph" id="par_id3152598" xml-lang="en-US" l10n="U" oldref="14">Dim vVarOut as Variant</paragraph> <paragraph role="paragraph" id="par_id3153092" xml-lang="en-US" l10n="U" oldref="15">A = 10: B = 8: C = 6: D = Null</paragraph> <paragraph role="paragraph" id="par_id3146984" xml-lang="en-US" l10n="U" oldref="16">vVarOut = A > B And B > C REM returns -1</paragraph> <paragraph role="paragraph" id="par_id3154014" xml-lang="en-US" l10n="U" oldref="17">vVarOut = B > A And B > C REM returns 0</paragraph> <paragraph role="paragraph" id="par_id3149262" xml-lang="en-US" l10n="CHG" oldref="18">vVarOut = A > B And B > D REM returns 0</paragraph> <paragraph role="paragraph" id="par_id3145751" xml-lang="en-US" l10n="U" oldref="19">vVarOut = (B > D And B > A) REM returns 0</paragraph> <paragraph role="paragraph" id="par_id3147394" xml-lang="en-US" l10n="U" oldref="20">vVarOut = B And A REM returns 8 due to the bitwise AND combination of both arguments</paragraph> <paragraph role="paragraph" id="par_id3151073" xml-lang="en-US" l10n="U" oldref="21">End Sub</paragraph> </body> </helpdocument>