73 lines
4.5 KiB
XML
73 lines
4.5 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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* 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="textsbasicshared03030102xml" indexer="include" status="PUBLISH">
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<title id="tit" xml-lang="en-US">DateValue Function</title>
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<filename>/text/sbasic/shared/03030102.xhp</filename>
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</topic>
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<history>
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<created date="2003-10-31T00:00:00">Sun Microsystems, Inc.</created>
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</history>
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</meta>
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<body>
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<section id="datevalue">
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<bookmark xml-lang="en-US" branch="index" id="bm_id3156344"><bookmark_value>DateValue function</bookmark_value>
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</bookmark>
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<h1 id="hd_id3156344"><variable id="DateValue_H1"><link href="text/sbasic/shared/03030102.xhp">DateValue Function</link></variable></h1>
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<paragraph role="paragraph" id="par_id3150542" xml-lang="en-US">Returns a <emph>Date</emph> object from a string representing a date.</paragraph>
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<paragraph role="paragraph" id="par_id671643046319326">The returned object is represented internally as a single numeric value corresponding to the specified date. This value can be used to calculate the number of days between two dates.</paragraph>
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</section>
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<embed href="text/sbasic/shared/00000003.xhp#functsyntax"/>
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<bascode>
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<paragraph role="bascode" id="par_id3154910" xml-lang="en-US">DateValue(date As String)</paragraph>
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</bascode>
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<embed href="text/sbasic/shared/00000003.xhp#functparameters"/>
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<section id="parm1">
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<paragraph role="paragraph" id="par_id3153770"><emph>date</emph>: A string that contains the date that will be converted to a <emph>Date</emph> object.</paragraph>
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<note id="par_id841643046880968">The string passed to <literal>DateValue</literal> must be expressed in one of the date formats defined by your locale setting (see <switchinline select="sys"><caseinline select="MAC"><menuitem>%PRODUCTNAME - Preferences</menuitem></caseinline><defaultinline><menuitem>Tools - Options</menuitem></defaultinline></switchinline><menuitem> - Languages and Locales - General</menuitem>) or using the ISO date format "yyyy-mm-dd" (year, month and day separated by hyphens).</note>
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</section>
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<embed href="text/sbasic/shared/00000003.xhp#functvalue"/>
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<paragraph role="paragraph" localize="false" id="par_id3153194">Date.</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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<embed href="text/sbasic/shared/00000003.xhp#functexample"/>
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<bascode>
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<paragraph role="bascode" localize="false" id="par_id3155412">Sub ExampleDateValue</paragraph>
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<paragraph role="bascode" localize="false" id="bas_id671643047301348"> Dim aDate As Date</paragraph>
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<paragraph role="bascode" localize="false" id="bas_id291643047301592"> aDate = DateValue("2021-12-20")</paragraph>
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<paragraph role="bascode" id="bas_id461643047301827"> ' Prints the localized date</paragraph>
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<paragraph role="bascode" localize="false" id="bas_id551643047302107"> MsgBox aDate</paragraph>
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<paragraph role="bascode" id="bas_id616430473023063"> ' Extracts the year, month and day from the date object</paragraph>
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<paragraph role="bascode" localize="false" id="bas_id281643047302645"> MsgBox Year(aDate)</paragraph>
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<paragraph role="bascode" localize="false" id="bas_id391643047302940"> MsgBox Month(aDate)</paragraph>
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<paragraph role="bascode" localize="false" id="bas_id201643047303163"> MsgBox Day(aDate)</paragraph>
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<paragraph role="bascode" id="bas_id601643047303420"> ' Prints the numeric value corresponding to the date (as Long type)</paragraph>
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<paragraph role="bascode" localize="false" id="bas_id381643047303644"> MsgBox CLng(aDate)</paragraph>
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<paragraph role="bascode" localize="false" id="par_id3149262">End Sub</paragraph>
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</bascode>
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<section id="relatedtopics">
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<embed href="text/sbasic/shared/03030101.xhp#DateSerial_H1"/>
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</section>
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</body>
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</helpdocument>
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