b29d39e06a
Change-Id: I1f3ef4a2c4a7593258a475a87b4d64495c5763df Reviewed-on: https://gerrit.libreoffice.org/c/help/+/126819 Tested-by: Jenkins Reviewed-by: Olivier Hallot <olivier.hallot@libreoffice.org>
65 lines
3.1 KiB
XML
65 lines
3.1 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="textsbasicshared03102400xml" indexer="include" status="PUBLISH">
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<title id="tit" xml-lang="en-US">IsEmpty Function</title>
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<filename>/text/sbasic/shared/03102400.xhp</filename>
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</topic>
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</meta>
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<body>
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<section id="isempty">
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<bookmark xml-lang="en-US" branch="index" id="bm_id3153394">
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<bookmark_value>IsEmpty function</bookmark_value>
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</bookmark>
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<paragraph id="hd_id3153394" role="heading" level="1" xml-lang="en-US"><link href="text/sbasic/shared/03102400.xhp" name="IsEmpty Function">IsEmpty Function</link></paragraph>
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<paragraph id="par_id3163045" role="paragraph" xml-lang="en-US">Tests if a Variant variable contains the Empty value. The Empty value indicates that the variable is not initialized.</paragraph>
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</section>
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<paragraph id="hd_id3159158" role="heading" level="2" xml-lang="en-US">Syntax:</paragraph>
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<bascode>
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<paragraph id="par_id3153126" role="bascode" xml-lang="en-US">IsEmpty (Var)</paragraph>
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</bascode>
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<paragraph id="hd_id3148685" role="heading" level="2" xml-lang="en-US">Return value:</paragraph>
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<paragraph id="par_id3156344" localize="false" role="paragraph">Boolean</paragraph>
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<paragraph id="hd_id3148947" role="heading" level="2" xml-lang="en-US">Parameters:</paragraph>
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<paragraph id="par_id3154347" role="paragraph" xml-lang="en-US"> <emph>Var:</emph> Any variable that you want to test. If the Variant contains the Empty value, the function returns True, otherwise the function returns False.</paragraph>
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<embed href="text/sbasic/shared/00000003.xhp#errorcode"/>
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<embed href="text/sbasic/shared/00000003.xhp#err5"/>
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<paragraph id="hd_id3154138" role="heading" level="2" xml-lang="en-US">Example:</paragraph>
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<bascode>
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<paragraph id="par_idm1341577824" role="bascode" localize="false" xml-lang="en-US">Sub ExampleIsEmpty</paragraph>
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<paragraph id="par_idm1341576592" role="bascode" localize="false" xml-lang="en-US">Dim sVar As Variant</paragraph>
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<paragraph id="par_idm1341575360" role="bascode" localize="false" xml-lang="en-US"> sVar = Empty</paragraph>
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<paragraph id="par_id31548633021" role="bascode" localize="false" xml-lang="en-US"> Print IsEmpty(sVar) ' True</paragraph>
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<paragraph id="par_idm1341572400" 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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