1cdf0e10cSrcweir<?xml version="1.0" encoding="UTF-8"?> 2cdf0e10cSrcweir 3d33d0967SAndrew Rist<!--*********************************************************** 4cdf0e10cSrcweir * 5d33d0967SAndrew Rist * Licensed to the Apache Software Foundation (ASF) under one 6d33d0967SAndrew Rist * or more contributor license agreements. See the NOTICE file 7d33d0967SAndrew Rist * distributed with this work for additional information 8d33d0967SAndrew Rist * regarding copyright ownership. The ASF licenses this file 9d33d0967SAndrew Rist * to you under the Apache License, Version 2.0 (the 10d33d0967SAndrew Rist * "License"); you may not use this file except in compliance 11d33d0967SAndrew Rist * with the License. You may obtain a copy of the License at 12cdf0e10cSrcweir * 13d33d0967SAndrew Rist * http://www.apache.org/licenses/LICENSE-2.0 14cdf0e10cSrcweir * 15d33d0967SAndrew Rist * Unless required by applicable law or agreed to in writing, 16d33d0967SAndrew Rist * software distributed under the License is distributed on an 17d33d0967SAndrew Rist * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 18d33d0967SAndrew Rist * KIND, either express or implied. See the License for the 19d33d0967SAndrew Rist * specific language governing permissions and limitations 20d33d0967SAndrew Rist * under the License. 21cdf0e10cSrcweir * 22d33d0967SAndrew Rist ***********************************************************--> 23d33d0967SAndrew Rist 24cdf0e10cSrcweir<helpdocument version="1.0"> 25cdf0e10cSrcweir<meta> 26cdf0e10cSrcweir<topic id="textsbasicshared03102400xml" indexer="include" status="PUBLISH"> 27cdf0e10cSrcweir<title id="tit" xml-lang="en-US">IsEmpty Function [Runtime]</title> 28cdf0e10cSrcweir<filename>/text/sbasic/shared/03102400.xhp</filename> 29cdf0e10cSrcweir</topic> 30cdf0e10cSrcweir</meta> 31cdf0e10cSrcweir<body> 32cdf0e10cSrcweir<section id="isempty"> 331832f669Smseidel<bookmark xml-lang="en-US" branch="index" id="bm_id3153394"> 341832f669Smseidel<bookmark_value>IsEmpty function</bookmark_value> 35cdf0e10cSrcweir</bookmark> 36*29643ebcSmseidel<paragraph role="heading" id="hd_id3153394" xml-lang="en-US" level="1" l10n="U"><link href="text/sbasic/shared/03102400.xhp" name="IsEmpty Function [Runtime]">IsEmpty Function [Runtime]</link></paragraph> 37*29643ebcSmseidel<paragraph role="paragraph" id="par_id3163045" xml-lang="en-US" l10n="U">Tests if a Variant variable contains the Empty value. The Empty value indicates that the variable is not initialized.</paragraph> 38cdf0e10cSrcweir</section> 39*29643ebcSmseidel<paragraph role="heading" id="hd_id3159158" xml-lang="en-US" level="2" l10n="U">Syntax:</paragraph> 40*29643ebcSmseidel<paragraph role="paragraph" id="par_id3153126" xml-lang="en-US" l10n="U">IsEmpty (Var)</paragraph> 41*29643ebcSmseidel<paragraph role="heading" id="hd_id3148685" xml-lang="en-US" level="2" l10n="U">Return value:</paragraph> 42*29643ebcSmseidel<paragraph role="paragraph" id="par_id3156344" xml-lang="en-US" l10n="U">Bool</paragraph> 43*29643ebcSmseidel<paragraph role="heading" id="hd_id3148947" xml-lang="en-US" level="2" l10n="U">Parameters:</paragraph> 44*29643ebcSmseidel<paragraph role="paragraph" id="par_id3154347" xml-lang="en-US" l10n="U"><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> 45cdf0e10cSrcweir<embed href="text/sbasic/shared/00000003.xhp#errorcode"/> 46cdf0e10cSrcweir<embed href="text/sbasic/shared/00000003.xhp#err5"/> 47*29643ebcSmseidel<paragraph role="heading" id="hd_id3154138" xml-lang="en-US" level="2" l10n="U">Example:</paragraph> 48*29643ebcSmseidel<paragraph role="paragraph" id="par_id3125864" xml-lang="en-US" l10n="U">Sub ExampleIsEmpty</paragraph> 49*29643ebcSmseidel<paragraph role="paragraph" id="par_id3150449" xml-lang="en-US" l10n="U">Dim sVar as Variant</paragraph> 50*29643ebcSmseidel<paragraph role="paragraph" id="par_id3153970" xml-lang="en-US" l10n="U">sVar = Empty</paragraph> 51*29643ebcSmseidel<paragraph role="paragraph" id="par_id3154863" xml-lang="en-US" l10n="U">Print IsEmpty(sVar) REM Returns True</paragraph> 52*29643ebcSmseidel<paragraph role="paragraph" id="par_id3151043" xml-lang="en-US" l10n="U">end sub</paragraph> 53cdf0e10cSrcweir</body> 54cdf0e10cSrcweir</helpdocument> 55