1<?xml version="1.0" encoding="UTF-8"?> 2 3<!--*********************************************************** 4 * 5 * Licensed to the Apache Software Foundation (ASF) under one 6 * or more contributor license agreements. See the NOTICE file 7 * distributed with this work for additional information 8 * regarding copyright ownership. The ASF licenses this file 9 * to you under the Apache License, Version 2.0 (the 10 * "License"); you may not use this file except in compliance 11 * with the License. You may obtain a copy of the License at 12 * 13 * http://www.apache.org/licenses/LICENSE-2.0 14 * 15 * Unless required by applicable law or agreed to in writing, 16 * software distributed under the License is distributed on an 17 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 18 * KIND, either express or implied. See the License for the 19 * specific language governing permissions and limitations 20 * under the License. 21 * 22 ***********************************************************--> 23 24<helpdocument version="1.0"> 25<meta> 26<topic id="textsbasicshared03030101xml" indexer="include" status="PUBLISH"> 27<title id="tit" xml-lang="en-US">DateSerial Function [Runtime]</title> 28<filename>/text/sbasic/shared/03030101.xhp</filename> 29</topic> 30</meta> 31<body> 32<section id="dateserial"> 33<bookmark xml-lang="en-US" branch="index" id="bm_id3157896"> 34<bookmark_value>DateSerial function</bookmark_value> 35</bookmark> 36<paragraph role="heading" id="hd_id3157896" xml-lang="en-US" level="1" l10n="U"><link href="text/sbasic/shared/03030101.xhp" name="DateSerial Function [Runtime]">DateSerial Function [Runtime]</link></paragraph> 37<paragraph role="paragraph" id="par_id3143267" xml-lang="en-US" l10n="U">Returns a <emph>Date</emph> value for a specified year, month, or day.</paragraph> 38</section> 39<paragraph role="heading" id="hd_id3147264" xml-lang="en-US" level="2" l10n="U">Syntax:</paragraph> 40<paragraph role="paragraph" id="par_id3149670" xml-lang="en-US" l10n="U">DateSerial (year, month, day)</paragraph> 41<paragraph role="heading" id="hd_id3150792" xml-lang="en-US" level="2" l10n="U">Return value:</paragraph> 42<paragraph role="paragraph" id="par_id3150398" xml-lang="en-US" l10n="U">Date</paragraph> 43<paragraph role="heading" id="hd_id3154141" xml-lang="en-US" level="2" l10n="U">Parameters:</paragraph> 44<paragraph role="paragraph" id="par_id3147229" xml-lang="en-US" l10n="U"><emph>Year:</emph> Integer expression that indicates a year. All values between 0 and 99 are interpreted as the years 1900-1999. For years that fall outside this range, you must enter all four digits.</paragraph> 45<paragraph role="paragraph" id="par_id3156280" xml-lang="en-US" l10n="U"><emph>Month:</emph> Integer expression that indicates the month of the specified year. The accepted range is from 1-12.</paragraph> 46<paragraph role="paragraph" id="par_id3151043" xml-lang="en-US" l10n="CHG"><emph>Day:</emph> Integer expression that indicates the day of the specified month. The accepted range is from 1-31. No error is returned when you enter a non-existing day for a month shorter than 31 days. <comment>see i69463</comment></paragraph> 47<paragraph role="paragraph" id="par_id3161832" xml-lang="en-US" l10n="U">The <emph>DateSerial function</emph> returns the number of days between December 30,1899 and the given date. You can use this function to calculate the difference between two dates.</paragraph> 48<paragraph role="paragraph" id="par_id3155306" xml-lang="en-US" l10n="U">The <emph>DateSerial function</emph> returns the data type Variant with VarType 7 (Date). Internally, this value is stored as a Double value, so that when the given date is 1.1.1900, the returned value is 2. Negative values correspond to dates before December 30, 1899 (not inclusive).</paragraph> 49<paragraph role="paragraph" id="par_id3152576" xml-lang="en-US" l10n="U">If a date is defined that lies outside of the accepted range, $[officename] Basic returns an error message.</paragraph> 50<paragraph role="paragraph" id="par_id3149481" xml-lang="en-US" l10n="U">Whereas you define the <emph>DateValue function</emph> as a string that contains the date, the <emph>DateSerial function</emph> evaluates each of the parameters (year, month, day) as separate numeric expressions.</paragraph> 51<embed href="text/sbasic/shared/00000003.xhp#errorcode"/> 52<embed href="text/sbasic/shared/00000003.xhp#err5"/> 53<paragraph role="heading" id="hd_id3155411" xml-lang="en-US" level="2" l10n="U">Example:</paragraph> 54<paragraph role="paragraph" id="par_id3148646" xml-lang="en-US" l10n="U">Sub ExampleDateSerial</paragraph> 55<paragraph role="paragraph" id="par_id3156441" xml-lang="en-US" l10n="U">Dim lDate as Long</paragraph> 56<paragraph role="paragraph" id="par_id3154791" xml-lang="en-US" l10n="U">Dim sDate as String</paragraph> 57<paragraph role="paragraph" id="par_id3155415" xml-lang="en-US" l10n="U">lDate = DateSerial(1964, 4, 9)</paragraph> 58<paragraph role="paragraph" id="par_id3147125" xml-lang="en-US" l10n="U">sDate = DateSerial(1964, 4, 9)</paragraph> 59<paragraph role="paragraph" id="par_id3154942" xml-lang="en-US" l10n="U">msgbox lDate REM returns 23476</paragraph> 60<paragraph role="paragraph" id="par_id3151074" xml-lang="en-US" l10n="CHG">msgbox sDate REM returns 04/09/1964</paragraph> 61<paragraph role="paragraph" id="par_id3153878" xml-lang="en-US" l10n="U">end sub</paragraph> 62</body> 63</helpdocument> 64