64 lines
2.8 KiB
XML
64 lines
2.8 KiB
XML
<?xml version="1.0" encoding="UTF-8"?>
|
|
<helpdocument version="1.0">
|
|
<!--
|
|
* This file is part of the LibreOffice project.
|
|
*
|
|
* This Source Code Form is subject to the terms of the Mozilla Public
|
|
* License, v. 2.0. If a copy of the MPL was not distributed with this
|
|
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
|
|
*
|
|
* This file incorporates work covered by the following license notice:
|
|
*
|
|
* Licensed to the Apache Software Foundation (ASF) under one or more
|
|
* contributor license agreements. See the NOTICE file distributed
|
|
* with this work for additional information regarding copyright
|
|
* ownership. The ASF licenses this file to you under the Apache
|
|
* License, Version 2.0 (the "License"); you may not use this file
|
|
* except in compliance with the License. You may obtain a copy of
|
|
* the License at http://www.apache.org/licenses/LICENSE-2.0 .
|
|
-->
|
|
|
|
<meta>
|
|
<topic id="textsbasicshared03102400xml" indexer="include" status="PUBLISH">
|
|
<title id="tit" xml-lang="en-US">IsEmpty Function</title>
|
|
<filename>/text/sbasic/shared/03102400.xhp</filename>
|
|
</topic>
|
|
</meta>
|
|
|
|
<body>
|
|
|
|
|
|
<section id="isempty">
|
|
<bookmark xml-lang="en-US" branch="index" id="bm_id3153394">
|
|
<bookmark_value>IsEmpty function</bookmark_value>
|
|
</bookmark>
|
|
|
|
|
|
<h1 id="hd_id3153394"><link href="text/sbasic/shared/03102400.xhp">IsEmpty Function</link></h1>
|
|
<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>
|
|
</section>
|
|
|
|
<h2 id="hd_id3159158">Syntax:</h2>
|
|
<bascode>
|
|
<paragraph id="par_id3153126" role="bascode" xml-lang="en-US">IsEmpty (Var)</paragraph>
|
|
</bascode>
|
|
|
|
<h2 id="hd_id3148685">Return value:</h2>
|
|
<paragraph id="par_id3156344" localize="false" role="paragraph">Boolean</paragraph>
|
|
|
|
<h2 id="hd_id3148947">Parameters:</h2>
|
|
<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>
|
|
<embed href="text/sbasic/shared/00000003.xhp#errorcode"/>
|
|
<embed href="text/sbasic/shared/00000003.xhp#err5"/>
|
|
|
|
<h2 id="hd_id3154138">Example:</h2>
|
|
<bascode>
|
|
<paragraph id="par_idm1341577824" role="bascode" localize="false" xml-lang="en-US">Sub ExampleIsEmpty</paragraph>
|
|
<paragraph id="par_idm1341576592" role="bascode" localize="false" xml-lang="en-US">Dim sVar As Variant</paragraph>
|
|
<paragraph id="par_idm1341575360" role="bascode" localize="false" xml-lang="en-US"> sVar = Empty</paragraph>
|
|
<paragraph id="par_id31548633021" role="bascode" localize="false" xml-lang="en-US"> Print IsEmpty(sVar) ' True</paragraph>
|
|
<paragraph id="par_idm1341572400" role="bascode" localize="false" xml-lang="en-US">End Sub</paragraph>
|
|
</bascode>
|
|
</body>
|
|
|
|
</helpdocument>
|