1*cdf0e10cSrcweir<?xml version="1.0" encoding="UTF-8"?> 2*cdf0e10cSrcweir 3*cdf0e10cSrcweir 4*cdf0e10cSrcweir<!--*********************************************************************** 5*cdf0e10cSrcweir * 6*cdf0e10cSrcweir * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 7*cdf0e10cSrcweir * 8*cdf0e10cSrcweir * Copyright 2000, 2010 Oracle and/or its affiliates. 9*cdf0e10cSrcweir * 10*cdf0e10cSrcweir * OpenOffice.org - a multi-platform office productivity suite 11*cdf0e10cSrcweir * 12*cdf0e10cSrcweir * This file is part of OpenOffice.org. 13*cdf0e10cSrcweir * 14*cdf0e10cSrcweir * OpenOffice.org is free software: you can redistribute it and/or modify 15*cdf0e10cSrcweir * it under the terms of the GNU Lesser General Public License version 3 16*cdf0e10cSrcweir * only, as published by the Free Software Foundation. 17*cdf0e10cSrcweir * 18*cdf0e10cSrcweir * OpenOffice.org is distributed in the hope that it will be useful, 19*cdf0e10cSrcweir * but WITHOUT ANY WARRANTY; without even the implied warranty of 20*cdf0e10cSrcweir * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 21*cdf0e10cSrcweir * GNU Lesser General Public License version 3 for more details 22*cdf0e10cSrcweir * (a copy is included in the LICENSE file that accompanied this code). 23*cdf0e10cSrcweir * 24*cdf0e10cSrcweir * You should have received a copy of the GNU Lesser General Public License 25*cdf0e10cSrcweir * version 3 along with OpenOffice.org. If not, see 26*cdf0e10cSrcweir * <http://www.openoffice.org/license.html> 27*cdf0e10cSrcweir * for a copy of the LGPLv3 License. 28*cdf0e10cSrcweir * 29*cdf0e10cSrcweir ************************************************************************--> 30*cdf0e10cSrcweir 31*cdf0e10cSrcweir<helpdocument version="1.0"> 32*cdf0e10cSrcweir<meta> 33*cdf0e10cSrcweir<topic id="textsbasicshared03100100xml" indexer="include" status="PUBLISH"> 34*cdf0e10cSrcweir<title id="tit" xml-lang="en-US">CBool Function [Runtime]</title> 35*cdf0e10cSrcweir<filename>/text/sbasic/shared/03100100.xhp</filename> 36*cdf0e10cSrcweir</topic> 37*cdf0e10cSrcweir<history> 38*cdf0e10cSrcweir<created date="2003-10-31T00:00:00">Sun Microsystems, Inc.</created> 39*cdf0e10cSrcweir<lastedited date="2004-08-24T09:51:33">converted from old format - fpe</lastedited> 40*cdf0e10cSrcweir</history> 41*cdf0e10cSrcweir</meta> 42*cdf0e10cSrcweir<body> 43*cdf0e10cSrcweir<section id="cbool"> 44*cdf0e10cSrcweir<bookmark xml-lang="en-US" branch="index" id="bm_id3150616"><bookmark_value>CBool function</bookmark_value> 45*cdf0e10cSrcweir</bookmark> 46*cdf0e10cSrcweir<paragraph role="heading" id="hd_id3150616" xml-lang="en-US" level="1" l10n="U" oldref="1"><link href="text/sbasic/shared/03100100.xhp" name="CBool Function [Runtime]">CBool Function [Runtime]</link></paragraph> 47*cdf0e10cSrcweir<paragraph role="paragraph" id="par_id3145136" xml-lang="en-US" l10n="U" oldref="2">Converts a string comparison or numeric comparison to a Boolean expression, or converts a single numeric expression to a Boolean expression.</paragraph> 48*cdf0e10cSrcweir</section> 49*cdf0e10cSrcweir<paragraph role="heading" id="hd_id3153345" xml-lang="en-US" level="2" l10n="U" oldref="3">Syntax:</paragraph> 50*cdf0e10cSrcweir<paragraph role="paragraph" id="par_id3149514" xml-lang="en-US" l10n="U" oldref="4">CBool (Expression1 {= | <> | < | > | <= | >=} Expression2) or CBool (Number)</paragraph> 51*cdf0e10cSrcweir<paragraph role="heading" id="hd_id3156152" xml-lang="en-US" level="2" l10n="U" oldref="5">Return value:</paragraph> 52*cdf0e10cSrcweir<paragraph role="paragraph" id="par_id3155419" xml-lang="en-US" l10n="U" oldref="6">Bool</paragraph> 53*cdf0e10cSrcweir<paragraph role="heading" id="hd_id3147530" xml-lang="en-US" level="2" l10n="U" oldref="7">Parameters:</paragraph> 54*cdf0e10cSrcweir<paragraph role="paragraph" id="par_id3156344" xml-lang="en-US" l10n="U" oldref="8"> 55*cdf0e10cSrcweir<emph>Expression1, Expression2:</emph> Any string or numeric expressions that you want to compare. If the expressions match, the <emph>CBool</emph> function returns <emph>True</emph>, otherwise <emph>False</emph> is returned.</paragraph> 56*cdf0e10cSrcweir<paragraph role="paragraph" id="par_id3149655" xml-lang="en-US" l10n="U" oldref="9"> 57*cdf0e10cSrcweir<emph>Number:</emph> Any numeric expression that you want to convert. If the expression equals 0, <emph>False</emph> is returned, otherwise <emph>True</emph> is returned.</paragraph> 58*cdf0e10cSrcweir<paragraph role="paragraph" id="par_id3145171" xml-lang="en-US" l10n="U" oldref="10">The following example uses the <emph>CBool</emph> function to evaluate the value that is returned by the <emph>Instr</emph> function. The function checks if the word "and" is found in the sentence that was entered by the user.</paragraph> 59*cdf0e10cSrcweir<embed href="text/sbasic/shared/00000003.xhp#errorcode"/> 60*cdf0e10cSrcweir<embed href="text/sbasic/shared/00000003.xhp#err5"/> 61*cdf0e10cSrcweir<paragraph role="heading" id="hd_id3156212" xml-lang="en-US" level="2" l10n="U" oldref="11">Example:</paragraph> 62*cdf0e10cSrcweir<paragraph role="paragraph" id="par_id3147288" xml-lang="en-US" l10n="U" oldref="12">Sub ExampleCBool</paragraph> 63*cdf0e10cSrcweir<paragraph role="paragraph" id="par_id3153768" xml-lang="en-US" l10n="U" oldref="13">Dim sText As String</paragraph> 64*cdf0e10cSrcweir<paragraph role="paragraph" id="par_id3155132" xml-lang="en-US" l10n="U" oldref="14">sText = InputBox("Please enter a short sentence:")</paragraph> 65*cdf0e10cSrcweir<paragraph role="paragraph" id="par_id3155855" xml-lang="en-US" l10n="U" oldref="15">REM Proof if the word »and« appears in the sentence.</paragraph> 66*cdf0e10cSrcweir<paragraph role="paragraph" id="par_id3146984" xml-lang="en-US" l10n="U" oldref="16">REM Instead of the command line</paragraph> 67*cdf0e10cSrcweir<paragraph role="paragraph" id="par_id3148576" xml-lang="en-US" l10n="U" oldref="17">REM If Instr(Input, "and")<>0 Then...</paragraph> 68*cdf0e10cSrcweir<paragraph role="paragraph" id="par_id3154014" xml-lang="en-US" l10n="U" oldref="18">REM the CBool function is applied as follows:</paragraph> 69*cdf0e10cSrcweir<paragraph role="paragraph" id="par_id3155413" xml-lang="en-US" l10n="U" oldref="19">If CBool(Instr(sText, "and")) Then</paragraph> 70*cdf0e10cSrcweir<paragraph role="paragraph" id="par_id3152940" xml-lang="en-US" l10n="U" oldref="20">MsgBox "The word »and« appears in the sentence you entered!"</paragraph> 71*cdf0e10cSrcweir<paragraph role="paragraph" id="par_id3153954" xml-lang="en-US" l10n="U" oldref="21">EndIf</paragraph> 72*cdf0e10cSrcweir<paragraph role="paragraph" id="par_id3152886" xml-lang="en-US" l10n="U" oldref="22">End Sub</paragraph> 73*cdf0e10cSrcweir</body> 74*cdf0e10cSrcweir</helpdocument> 75