1<?xml version="1.0" encoding="UTF-8"?> 2 3 4<!--*********************************************************** 5 * 6 * Licensed to the Apache Software Foundation (ASF) under one 7 * or more contributor license agreements. See the NOTICE file 8 * distributed with this work for additional information 9 * regarding copyright ownership. The ASF licenses this file 10 * to you under the Apache License, Version 2.0 (the 11 * "License"); you may not use this file except in compliance 12 * with the License. You may obtain a copy of the License at 13 * 14 * http://www.apache.org/licenses/LICENSE-2.0 15 * 16 * Unless required by applicable law or agreed to in writing, 17 * software distributed under the License is distributed on an 18 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 19 * KIND, either express or implied. See the License for the 20 * specific language governing permissions and limitations 21 * under the License. 22 * 23 ***********************************************************--> 24 25 26 27<helpdocument version="1.0"> 28<meta> 29<topic id="textsbasicshared03030101xml" indexer="include" status="PUBLISH"> 30<title id="tit" xml-lang="en-US">DateSerial Function [Runtime]</title> 31<filename>/text/sbasic/shared/03030101.xhp</filename> 32</topic> 33<history> 34<created date="2003-10-31T00:00:00">Sun Microsystems, Inc.</created> 35<lastedited date="2006-10-30T11:41:13">converted from old format - fpe</lastedited> 36</history> 37</meta> 38<body> 39<section id="dateserial"> 40<bookmark xml-lang="en-US" branch="index" id="bm_id3157896"><bookmark_value>DateSerial function</bookmark_value> 41</bookmark> 42<paragraph role="heading" id="hd_id3157896" xml-lang="en-US" level="1" l10n="U" oldref="1"><link href="text/sbasic/shared/03030101.xhp" name="DateSerial Function [Runtime]">DateSerial Function [Runtime]</link></paragraph> 43<paragraph role="paragraph" id="par_id3143267" xml-lang="en-US" l10n="U" oldref="2">Returns a <emph>Date</emph> value for a specified year, month, or day.</paragraph> 44</section> 45<paragraph role="heading" id="hd_id3147264" xml-lang="en-US" level="2" l10n="U" oldref="3">Syntax:</paragraph> 46<paragraph role="paragraph" id="par_id3149670" xml-lang="en-US" l10n="U" oldref="4">DateSerial (year, month, day)</paragraph> 47<paragraph role="heading" id="hd_id3150792" xml-lang="en-US" level="2" l10n="U" oldref="5">Return value:</paragraph> 48<paragraph role="paragraph" id="par_id3150398" xml-lang="en-US" l10n="U" oldref="6">Date</paragraph> 49<paragraph role="heading" id="hd_id3154141" xml-lang="en-US" level="2" l10n="U" oldref="7">Parameters:</paragraph> 50<paragraph role="paragraph" id="par_id3147229" xml-lang="en-US" l10n="U" oldref="8"> 51<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> 52<paragraph role="paragraph" id="par_id3156280" xml-lang="en-US" l10n="U" oldref="9"> 53<emph>Month:</emph> Integer expression that indicates the month of the specified year. The accepted range is from 1-12.</paragraph> 54<paragraph role="paragraph" id="par_id3151043" xml-lang="en-US" l10n="CHG" oldref="10"> 55<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> 56<paragraph role="paragraph" id="par_id3161832" xml-lang="en-US" l10n="U" oldref="11">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> 57<paragraph role="paragraph" id="par_id3155306" xml-lang="en-US" l10n="U" oldref="12">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> 58<paragraph role="paragraph" id="par_id3152576" xml-lang="en-US" l10n="U" oldref="13">If a date is defined that lies outside of the accepted range, $[officename] Basic returns an error message.</paragraph> 59<paragraph role="paragraph" id="par_id3149481" xml-lang="en-US" l10n="U" oldref="14">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> 60<embed href="text/sbasic/shared/00000003.xhp#errorcode"/> 61<embed href="text/sbasic/shared/00000003.xhp#err5"/> 62<paragraph role="heading" id="hd_id3155411" xml-lang="en-US" level="2" l10n="U" oldref="15">Example:</paragraph> 63<paragraph role="paragraph" id="par_id3148646" xml-lang="en-US" l10n="U" oldref="16">Sub ExampleDateSerial</paragraph> 64<paragraph role="paragraph" id="par_id3156441" xml-lang="en-US" l10n="U" oldref="17">Dim lDate as Long</paragraph> 65<paragraph role="paragraph" id="par_id3154791" xml-lang="en-US" l10n="U" oldref="18">Dim sDate as String</paragraph> 66<paragraph role="paragraph" id="par_id3155415" xml-lang="en-US" l10n="U" oldref="19">lDate = DateSerial(1964, 4, 9)</paragraph> 67<paragraph role="paragraph" id="par_id3147125" xml-lang="en-US" l10n="U" oldref="20">sDate = DateSerial(1964, 4, 9)</paragraph> 68<paragraph role="paragraph" id="par_id3154942" xml-lang="en-US" l10n="U" oldref="21">msgbox lDate REM returns 23476</paragraph> 69<paragraph role="paragraph" id="par_id3151074" xml-lang="en-US" l10n="CHG" oldref="22">msgbox sDate REM returns 04/09/1964</paragraph> 70<paragraph role="paragraph" id="par_id3153878" xml-lang="en-US" l10n="U" oldref="23">end sub</paragraph> 71</body> 72</helpdocument> 73