1*cdf0e10cSrcweir<?xml version="1.0" encoding="UTF-8"?> 2*cdf0e10cSrcweir 3*cdf0e10cSrcweir 4*cdf0e10cSrcweir<!--*********************************************************************** 5*cdf0e10cSrcweir * 6*cdf0e10cSrcweir * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 7*cdf0e10cSrcweir * 8*cdf0e10cSrcweir * Copyright 2000, 2010 Oracle and/or its affiliates. 9*cdf0e10cSrcweir * 10*cdf0e10cSrcweir * OpenOffice.org - a multi-platform office productivity suite 11*cdf0e10cSrcweir * 12*cdf0e10cSrcweir * This file is part of OpenOffice.org. 13*cdf0e10cSrcweir * 14*cdf0e10cSrcweir * OpenOffice.org is free software: you can redistribute it and/or modify 15*cdf0e10cSrcweir * it under the terms of the GNU Lesser General Public License version 3 16*cdf0e10cSrcweir * only, as published by the Free Software Foundation. 17*cdf0e10cSrcweir * 18*cdf0e10cSrcweir * OpenOffice.org is distributed in the hope that it will be useful, 19*cdf0e10cSrcweir * but WITHOUT ANY WARRANTY; without even the implied warranty of 20*cdf0e10cSrcweir * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. 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If not, see 26*cdf0e10cSrcweir * <http://www.openoffice.org/license.html> 27*cdf0e10cSrcweir * for a copy of the LGPLv3 License. 28*cdf0e10cSrcweir * 29*cdf0e10cSrcweir ************************************************************************--> 30*cdf0e10cSrcweir 31*cdf0e10cSrcweir<helpdocument version="1.0"> 32*cdf0e10cSrcweir<meta> 33*cdf0e10cSrcweir<topic id="textsbasicshared03030120xhp" indexer="include" status="PUBLISH"> 34*cdf0e10cSrcweir<title id="tit" xml-lang="en-US">DateDiff Function [Runtime]</title> 35*cdf0e10cSrcweir<filename>/text/sbasic/shared/03030120.xhp</filename> 36*cdf0e10cSrcweir</topic> 37*cdf0e10cSrcweir<history> 38*cdf0e10cSrcweir<created date="2005-04-25T13:20:42">DateDiff</created> 39*cdf0e10cSrcweir<lastedited date="2005-04-26T10:55:34">checked</lastedited> 40*cdf0e10cSrcweir</history> 41*cdf0e10cSrcweir</meta> 42*cdf0e10cSrcweir<body> 43*cdf0e10cSrcweir<section id="datediff"> 44*cdf0e10cSrcweir<bookmark xml-lang="en-US" branch="index" id="bm_id6134830"><bookmark_value>DateDiff function</bookmark_value> 45*cdf0e10cSrcweir</bookmark> 46*cdf0e10cSrcweir<paragraph role="heading" id="par_idN10542" xml-lang="en-US" level="1" l10n="NEW"><link href="text/sbasic/shared/03030120.xhp">DateDiff Function [Runtime]</link></paragraph> 47*cdf0e10cSrcweir<paragraph role="paragraph" id="par_idN10546" xml-lang="en-US" l10n="NEW">Returns the number of date intervals between two given date values.</paragraph> 48*cdf0e10cSrcweir</section> 49*cdf0e10cSrcweir<paragraph role="heading" id="par_idN10549" xml-lang="en-US" level="2" l10n="NEW">Syntax:</paragraph> 50*cdf0e10cSrcweir<paragraph role="paragraph" id="par_idN10648" xml-lang="en-US" l10n="NEW">DateDiff (Add, Date1, Date2 [, Week_start [, Year_start]])</paragraph> 51*cdf0e10cSrcweir<paragraph role="heading" id="par_idN1064B" xml-lang="en-US" level="2" l10n="NEW">Return value:</paragraph> 52*cdf0e10cSrcweir<paragraph role="paragraph" id="par_idN1064F" xml-lang="en-US" l10n="NEW">A number.</paragraph> 53*cdf0e10cSrcweir<paragraph role="heading" id="par_idN10652" xml-lang="en-US" level="2" l10n="NEW">Parameters:</paragraph> 54*cdf0e10cSrcweir<paragraph role="paragraph" id="par_idN10656" xml-lang="en-US" l10n="NEW"> 55*cdf0e10cSrcweir<emph>Add</emph> - A string expression from the following table, specifying the date interval.</paragraph> 56*cdf0e10cSrcweir<embed href="text/sbasic/shared/03030110.xhp#datetable"/> 57*cdf0e10cSrcweir<paragraph role="paragraph" id="par_idN10664" xml-lang="en-US" l10n="NEW"> 58*cdf0e10cSrcweir<emph>Date1, Date2</emph> - The two date values to be compared.</paragraph> 59*cdf0e10cSrcweir<section id="weekyear"> 60*cdf0e10cSrcweir<paragraph role="paragraph" id="par_idN1066A" xml-lang="en-US" l10n="NEW"> 61*cdf0e10cSrcweir<emph>Week_start</emph> - An optional parameter that specifies the starting day of a week. </paragraph> 62*cdf0e10cSrcweir<table id="tbl_id8356883"> 63*cdf0e10cSrcweir<tablerow> 64*cdf0e10cSrcweir<tablecell colspan="" rowspan=""> 65*cdf0e10cSrcweir<paragraph role="tablehead" id="par_idN1067A" xml-lang="en-US" l10n="NEW">Week_start value</paragraph> 66*cdf0e10cSrcweir</tablecell> 67*cdf0e10cSrcweir<tablecell colspan="" rowspan=""> 68*cdf0e10cSrcweir<paragraph role="tablehead" id="par_idN10680" xml-lang="en-US" l10n="NEW">Explanation</paragraph> 69*cdf0e10cSrcweir</tablecell> 70*cdf0e10cSrcweir</tablerow> 71*cdf0e10cSrcweir<tablerow> 72*cdf0e10cSrcweir<tablecell colspan="" rowspan=""> 73*cdf0e10cSrcweir<paragraph role="tablecontent" id="par_idN10687" xml-lang="en-US" l10n="NEW">0</paragraph> 74*cdf0e10cSrcweir</tablecell> 75*cdf0e10cSrcweir<tablecell colspan="" rowspan=""> 76*cdf0e10cSrcweir<paragraph role="tablecontent" id="par_idN1068D" xml-lang="en-US" l10n="NEW">Use system default value</paragraph> 77*cdf0e10cSrcweir</tablecell> 78*cdf0e10cSrcweir</tablerow> 79*cdf0e10cSrcweir<tablerow> 80*cdf0e10cSrcweir<tablecell colspan="" rowspan=""> 81*cdf0e10cSrcweir<paragraph role="tablecontent" id="par_idN10694" xml-lang="en-US" l10n="NEW">1</paragraph> 82*cdf0e10cSrcweir</tablecell> 83*cdf0e10cSrcweir<tablecell colspan="" rowspan=""> 84*cdf0e10cSrcweir<paragraph role="tablecontent" id="par_idN1069A" xml-lang="en-US" l10n="NEW">Sunday (default)</paragraph> 85*cdf0e10cSrcweir</tablecell> 86*cdf0e10cSrcweir</tablerow> 87*cdf0e10cSrcweir<tablerow> 88*cdf0e10cSrcweir<tablecell colspan="" rowspan=""> 89*cdf0e10cSrcweir<paragraph role="tablecontent" id="par_idN106A1" xml-lang="en-US" l10n="NEW">2</paragraph> 90*cdf0e10cSrcweir</tablecell> 91*cdf0e10cSrcweir<tablecell colspan="" rowspan=""> 92*cdf0e10cSrcweir<paragraph role="tablecontent" id="par_idN106A7" xml-lang="en-US" l10n="NEW">Monday</paragraph> 93*cdf0e10cSrcweir</tablecell> 94*cdf0e10cSrcweir</tablerow> 95*cdf0e10cSrcweir<tablerow> 96*cdf0e10cSrcweir<tablecell colspan="" rowspan=""> 97*cdf0e10cSrcweir<paragraph role="tablecontent" id="par_idN106AE" xml-lang="en-US" l10n="NEW">3</paragraph> 98*cdf0e10cSrcweir</tablecell> 99*cdf0e10cSrcweir<tablecell colspan="" rowspan=""> 100*cdf0e10cSrcweir<paragraph role="tablecontent" id="par_idN106B4" xml-lang="en-US" l10n="NEW">Tuesday</paragraph> 101*cdf0e10cSrcweir</tablecell> 102*cdf0e10cSrcweir</tablerow> 103*cdf0e10cSrcweir<tablerow> 104*cdf0e10cSrcweir<tablecell colspan="" rowspan=""> 105*cdf0e10cSrcweir<paragraph role="tablecontent" id="par_idN106BB" xml-lang="en-US" l10n="NEW">4</paragraph> 106*cdf0e10cSrcweir</tablecell> 107*cdf0e10cSrcweir<tablecell colspan="" rowspan=""> 108*cdf0e10cSrcweir<paragraph role="tablecontent" id="par_idN106C1" xml-lang="en-US" l10n="NEW">Wednesday</paragraph> 109*cdf0e10cSrcweir</tablecell> 110*cdf0e10cSrcweir</tablerow> 111*cdf0e10cSrcweir<tablerow> 112*cdf0e10cSrcweir<tablecell colspan="" rowspan=""> 113*cdf0e10cSrcweir<paragraph role="tablecontent" id="par_idN106C8" xml-lang="en-US" l10n="NEW">5</paragraph> 114*cdf0e10cSrcweir</tablecell> 115*cdf0e10cSrcweir<tablecell colspan="" rowspan=""> 116*cdf0e10cSrcweir<paragraph role="tablecontent" id="par_idN106CE" xml-lang="en-US" l10n="NEW">Thursday</paragraph> 117*cdf0e10cSrcweir</tablecell> 118*cdf0e10cSrcweir</tablerow> 119*cdf0e10cSrcweir<tablerow> 120*cdf0e10cSrcweir<tablecell colspan="" rowspan=""> 121*cdf0e10cSrcweir<paragraph role="tablecontent" id="par_idN106D5" xml-lang="en-US" l10n="NEW">6</paragraph> 122*cdf0e10cSrcweir</tablecell> 123*cdf0e10cSrcweir<tablecell colspan="" rowspan=""> 124*cdf0e10cSrcweir<paragraph role="tablecontent" id="par_idN106DB" xml-lang="en-US" l10n="NEW">Friday</paragraph> 125*cdf0e10cSrcweir</tablecell> 126*cdf0e10cSrcweir</tablerow> 127*cdf0e10cSrcweir<tablerow> 128*cdf0e10cSrcweir<tablecell colspan="" rowspan=""> 129*cdf0e10cSrcweir<paragraph role="tablecontent" id="par_idN106E2" xml-lang="en-US" l10n="NEW">7</paragraph> 130*cdf0e10cSrcweir</tablecell> 131*cdf0e10cSrcweir<tablecell colspan="" rowspan=""> 132*cdf0e10cSrcweir<paragraph role="tablecontent" id="par_idN106E8" xml-lang="en-US" l10n="NEW">Saturday</paragraph> 133*cdf0e10cSrcweir</tablecell> 134*cdf0e10cSrcweir</tablerow> 135*cdf0e10cSrcweir</table> 136*cdf0e10cSrcweir 137*cdf0e10cSrcweir<paragraph role="paragraph" id="par_idN106EB" xml-lang="en-US" l10n="NEW"> 138*cdf0e10cSrcweir<emph>Year_start</emph> - An optional parameter that specifies the starting week of a year. </paragraph> 139*cdf0e10cSrcweir<table id="tbl_id1173436"> 140*cdf0e10cSrcweir<tablerow> 141*cdf0e10cSrcweir<tablecell colspan="" rowspan=""> 142*cdf0e10cSrcweir<paragraph role="tablehead" id="par_idN106FB" xml-lang="en-US" l10n="NEW">Year_start value</paragraph> 143*cdf0e10cSrcweir</tablecell> 144*cdf0e10cSrcweir<tablecell colspan="" rowspan=""> 145*cdf0e10cSrcweir<paragraph role="tablehead" id="par_idN10701" xml-lang="en-US" l10n="NEW">Explanation</paragraph> 146*cdf0e10cSrcweir</tablecell> 147*cdf0e10cSrcweir</tablerow> 148*cdf0e10cSrcweir<tablerow> 149*cdf0e10cSrcweir<tablecell colspan="" rowspan=""> 150*cdf0e10cSrcweir<paragraph role="tablecontent" id="par_idN10708" xml-lang="en-US" l10n="NEW">0</paragraph> 151*cdf0e10cSrcweir</tablecell> 152*cdf0e10cSrcweir<tablecell colspan="" rowspan=""> 153*cdf0e10cSrcweir<paragraph role="tablecontent" id="par_idN1070E" xml-lang="en-US" l10n="NEW">Use system default value</paragraph> 154*cdf0e10cSrcweir</tablecell> 155*cdf0e10cSrcweir</tablerow> 156*cdf0e10cSrcweir<tablerow> 157*cdf0e10cSrcweir<tablecell colspan="" rowspan=""> 158*cdf0e10cSrcweir<paragraph role="tablecontent" id="par_idN10715" xml-lang="en-US" l10n="NEW">1</paragraph> 159*cdf0e10cSrcweir</tablecell> 160*cdf0e10cSrcweir<tablecell colspan="" rowspan=""> 161*cdf0e10cSrcweir<paragraph role="tablecontent" id="par_idN1071B" xml-lang="en-US" l10n="NEW">Week 1 is the week with January, 1st (default)</paragraph> 162*cdf0e10cSrcweir</tablecell> 163*cdf0e10cSrcweir</tablerow> 164*cdf0e10cSrcweir<tablerow> 165*cdf0e10cSrcweir<tablecell colspan="" rowspan=""> 166*cdf0e10cSrcweir<paragraph role="tablecontent" id="par_idN10722" xml-lang="en-US" l10n="NEW">2</paragraph> 167*cdf0e10cSrcweir</tablecell> 168*cdf0e10cSrcweir<tablecell colspan="" rowspan=""> 169*cdf0e10cSrcweir<paragraph role="tablecontent" id="par_idN10728" xml-lang="en-US" l10n="NEW">Week 1 is the first week containing four or more days of that year</paragraph> 170*cdf0e10cSrcweir</tablecell> 171*cdf0e10cSrcweir</tablerow> 172*cdf0e10cSrcweir<tablerow> 173*cdf0e10cSrcweir<tablecell colspan="" rowspan=""> 174*cdf0e10cSrcweir<paragraph role="tablecontent" id="par_idN1072F" xml-lang="en-US" l10n="NEW">3</paragraph> 175*cdf0e10cSrcweir</tablecell> 176*cdf0e10cSrcweir<tablecell colspan="" rowspan=""> 177*cdf0e10cSrcweir<paragraph role="tablecontent" id="par_idN10735" xml-lang="en-US" l10n="NEW">Week 1 is the first week containing only days of the new year</paragraph> 178*cdf0e10cSrcweir</tablecell> 179*cdf0e10cSrcweir</tablerow> 180*cdf0e10cSrcweir</table> 181*cdf0e10cSrcweir 182*cdf0e10cSrcweir</section> 183*cdf0e10cSrcweir<paragraph role="heading" id="par_idN10738" xml-lang="en-US" level="2" l10n="NEW">Example:</paragraph> 184*cdf0e10cSrcweir<paragraph role="code" id="par_idN1073C" xml-lang="en-US" l10n="NEW">Sub example_datediff</paragraph> 185*cdf0e10cSrcweir<paragraph role="code" id="par_idN1073F" xml-lang="en-US" l10n="NEW">msgbox DateDiff("d", "1/1/2005", "12/31/2005")</paragraph> 186*cdf0e10cSrcweir<paragraph role="code" id="par_idN10742" xml-lang="en-US" l10n="NEW">End Sub</paragraph> 187*cdf0e10cSrcweir</body> 188*cdf0e10cSrcweir</helpdocument> 189