1*b1cdbd2cSJim Jagielski<?xml version="1.0" encoding="UTF-8"?> 2*b1cdbd2cSJim Jagielski 3*b1cdbd2cSJim Jagielski 4*b1cdbd2cSJim Jagielski<!--*********************************************************** 5*b1cdbd2cSJim Jagielski * 6*b1cdbd2cSJim Jagielski * Licensed to the Apache Software Foundation (ASF) under one 7*b1cdbd2cSJim Jagielski * or more contributor license agreements. See the NOTICE file 8*b1cdbd2cSJim Jagielski * distributed with this work for additional information 9*b1cdbd2cSJim Jagielski * regarding copyright ownership. The ASF licenses this file 10*b1cdbd2cSJim Jagielski * to you under the Apache License, Version 2.0 (the 11*b1cdbd2cSJim Jagielski * "License"); you may not use this file except in compliance 12*b1cdbd2cSJim Jagielski * with the License. You may obtain a copy of the License at 13*b1cdbd2cSJim Jagielski * 14*b1cdbd2cSJim Jagielski * http://www.apache.org/licenses/LICENSE-2.0 15*b1cdbd2cSJim Jagielski * 16*b1cdbd2cSJim Jagielski * Unless required by applicable law or agreed to in writing, 17*b1cdbd2cSJim Jagielski * software distributed under the License is distributed on an 18*b1cdbd2cSJim Jagielski * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 19*b1cdbd2cSJim Jagielski * KIND, either express or implied. See the License for the 20*b1cdbd2cSJim Jagielski * specific language governing permissions and limitations 21*b1cdbd2cSJim Jagielski * under the License. 22*b1cdbd2cSJim Jagielski * 23*b1cdbd2cSJim Jagielski ***********************************************************--> 24*b1cdbd2cSJim Jagielski 25*b1cdbd2cSJim Jagielski 26*b1cdbd2cSJim Jagielski 27*b1cdbd2cSJim Jagielski<helpdocument version="1.0"> 28*b1cdbd2cSJim Jagielski<meta> 29*b1cdbd2cSJim Jagielski<topic id="textsbasicshared03102400xml" indexer="include" status="PUBLISH"> 30*b1cdbd2cSJim Jagielski<title id="tit" xml-lang="en-US">IsEmpty Function [Runtime]</title> 31*b1cdbd2cSJim Jagielski<filename>/text/sbasic/shared/03102400.xhp</filename> 32*b1cdbd2cSJim Jagielski</topic> 33*b1cdbd2cSJim Jagielski<history> 34*b1cdbd2cSJim Jagielski<created date="2003-10-31T00:00:00">Sun Microsystems, Inc.</created> 35*b1cdbd2cSJim Jagielski<lastedited date="2004-08-24T13:02:08">converted from old format - fpe</lastedited> 36*b1cdbd2cSJim Jagielski</history> 37*b1cdbd2cSJim Jagielski</meta> 38*b1cdbd2cSJim Jagielski<body> 39*b1cdbd2cSJim Jagielski<section id="isempty"> 40*b1cdbd2cSJim Jagielski<bookmark xml-lang="en-US" branch="index" id="bm_id3153394"><bookmark_value>IsEmpty function</bookmark_value> 41*b1cdbd2cSJim Jagielski</bookmark> 42*b1cdbd2cSJim Jagielski<paragraph role="heading" id="hd_id3153394" xml-lang="en-US" level="1" l10n="U" oldref="1"><link href="text/sbasic/shared/03102400.xhp" name="IsEmpty Function [Runtime]">IsEmpty Function [Runtime]</link></paragraph> 43*b1cdbd2cSJim Jagielski<paragraph role="paragraph" id="par_id3163045" xml-lang="en-US" l10n="U" oldref="2">Tests if a Variant variable contains the Empty value. The Empty value indicates that the variable is not initialized.</paragraph> 44*b1cdbd2cSJim Jagielski</section> 45*b1cdbd2cSJim Jagielski<paragraph role="heading" id="hd_id3159158" xml-lang="en-US" level="2" l10n="U" oldref="3">Syntax:</paragraph> 46*b1cdbd2cSJim Jagielski<paragraph role="paragraph" id="par_id3153126" xml-lang="en-US" l10n="U" oldref="4">IsEmpty (Var)</paragraph> 47*b1cdbd2cSJim Jagielski<paragraph role="heading" id="hd_id3148685" xml-lang="en-US" level="2" l10n="U" oldref="5">Return value:</paragraph> 48*b1cdbd2cSJim Jagielski<paragraph role="paragraph" id="par_id3156344" xml-lang="en-US" l10n="U" oldref="6">Bool</paragraph> 49*b1cdbd2cSJim Jagielski<paragraph role="heading" id="hd_id3148947" xml-lang="en-US" level="2" l10n="U" oldref="7">Parameters:</paragraph> 50*b1cdbd2cSJim Jagielski<paragraph role="paragraph" id="par_id3154347" xml-lang="en-US" l10n="U" oldref="8"> 51*b1cdbd2cSJim Jagielski<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> 52*b1cdbd2cSJim Jagielski<embed href="text/sbasic/shared/00000003.xhp#errorcode"/> 53*b1cdbd2cSJim Jagielski<embed href="text/sbasic/shared/00000003.xhp#err5"/> 54*b1cdbd2cSJim Jagielski<paragraph role="heading" id="hd_id3154138" xml-lang="en-US" level="2" l10n="U" oldref="9">Example:</paragraph> 55*b1cdbd2cSJim Jagielski<paragraph role="paragraph" id="par_id3125864" xml-lang="en-US" l10n="U" oldref="10">Sub ExampleIsEmpty</paragraph> 56*b1cdbd2cSJim Jagielski<paragraph role="paragraph" id="par_id3150449" xml-lang="en-US" l10n="U" oldref="11">Dim sVar as Variant</paragraph> 57*b1cdbd2cSJim Jagielski<paragraph role="paragraph" id="par_id3153970" xml-lang="en-US" l10n="U" oldref="12">sVar = Empty</paragraph> 58*b1cdbd2cSJim Jagielski<paragraph role="paragraph" id="par_id3154863" xml-lang="en-US" l10n="U" oldref="13">Print IsEmpty(sVar) REM Returns True</paragraph> 59*b1cdbd2cSJim Jagielski<paragraph role="paragraph" id="par_id3151043" xml-lang="en-US" l10n="U" oldref="14">end sub</paragraph> 60*b1cdbd2cSJim Jagielski</body> 61*b1cdbd2cSJim Jagielski</helpdocument> 62