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| <helpdocument version="1.0"> |
| <meta> |
| <topic id="textsbasicshared03030120xhp" indexer="include" status="PUBLISH"> |
| <title id="tit" xml-lang="en-US">DateDiff Function [Runtime]</title> |
| <filename>/text/sbasic/shared/03030120.xhp</filename> |
| </topic> |
| <history> |
| <created date="2005-04-25T13:20:42">DateDiff</created> |
| <lastedited date="2005-04-26T10:55:34">checked</lastedited> |
| </history> |
| </meta> |
| <body> |
| <section id="datediff"> |
| <bookmark xml-lang="en-US" branch="index" id="bm_id6134830"><bookmark_value>DateDiff function</bookmark_value> |
| </bookmark> |
| <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> |
| <paragraph role="paragraph" id="par_idN10546" xml-lang="en-US" l10n="NEW">Returns the number of date intervals between two given date values.</paragraph> |
| </section> |
| <paragraph role="heading" id="par_idN10549" xml-lang="en-US" level="2" l10n="NEW">Syntax:</paragraph> |
| <paragraph role="paragraph" id="par_idN10648" xml-lang="en-US" l10n="NEW">DateDiff (Add, Date1, Date2 [, Week_start [, Year_start]])</paragraph> |
| <paragraph role="heading" id="par_idN1064B" xml-lang="en-US" level="2" l10n="NEW">Return value:</paragraph> |
| <paragraph role="paragraph" id="par_idN1064F" xml-lang="en-US" l10n="NEW">A number.</paragraph> |
| <paragraph role="heading" id="par_idN10652" xml-lang="en-US" level="2" l10n="NEW">Parameters:</paragraph> |
| <paragraph role="paragraph" id="par_idN10656" xml-lang="en-US" l10n="NEW"> |
| <emph>Add</emph> - A string expression from the following table, specifying the date interval.</paragraph> |
| <embed href="text/sbasic/shared/03030110.xhp#datetable"/> |
| <paragraph role="paragraph" id="par_idN10664" xml-lang="en-US" l10n="NEW"> |
| <emph>Date1, Date2</emph> - The two date values to be compared.</paragraph> |
| <section id="weekyear"> |
| <paragraph role="paragraph" id="par_idN1066A" xml-lang="en-US" l10n="NEW"> |
| <emph>Week_start</emph> - An optional parameter that specifies the starting day of a week. </paragraph> |
| <table id="tbl_id8356883"> |
| <tablerow> |
| <tablecell colspan="" rowspan=""> |
| <paragraph role="tablehead" id="par_idN1067A" xml-lang="en-US" l10n="NEW">Week_start value</paragraph> |
| </tablecell> |
| <tablecell colspan="" rowspan=""> |
| <paragraph role="tablehead" id="par_idN10680" xml-lang="en-US" l10n="NEW">Explanation</paragraph> |
| </tablecell> |
| </tablerow> |
| <tablerow> |
| <tablecell colspan="" rowspan=""> |
| <paragraph role="tablecontent" id="par_idN10687" xml-lang="en-US" l10n="NEW">0</paragraph> |
| </tablecell> |
| <tablecell colspan="" rowspan=""> |
| <paragraph role="tablecontent" id="par_idN1068D" xml-lang="en-US" l10n="NEW">Use system default value</paragraph> |
| </tablecell> |
| </tablerow> |
| <tablerow> |
| <tablecell colspan="" rowspan=""> |
| <paragraph role="tablecontent" id="par_idN10694" xml-lang="en-US" l10n="NEW">1</paragraph> |
| </tablecell> |
| <tablecell colspan="" rowspan=""> |
| <paragraph role="tablecontent" id="par_idN1069A" xml-lang="en-US" l10n="NEW">Sunday (default)</paragraph> |
| </tablecell> |
| </tablerow> |
| <tablerow> |
| <tablecell colspan="" rowspan=""> |
| <paragraph role="tablecontent" id="par_idN106A1" xml-lang="en-US" l10n="NEW">2</paragraph> |
| </tablecell> |
| <tablecell colspan="" rowspan=""> |
| <paragraph role="tablecontent" id="par_idN106A7" xml-lang="en-US" l10n="NEW">Monday</paragraph> |
| </tablecell> |
| </tablerow> |
| <tablerow> |
| <tablecell colspan="" rowspan=""> |
| <paragraph role="tablecontent" id="par_idN106AE" xml-lang="en-US" l10n="NEW">3</paragraph> |
| </tablecell> |
| <tablecell colspan="" rowspan=""> |
| <paragraph role="tablecontent" id="par_idN106B4" xml-lang="en-US" l10n="NEW">Tuesday</paragraph> |
| </tablecell> |
| </tablerow> |
| <tablerow> |
| <tablecell colspan="" rowspan=""> |
| <paragraph role="tablecontent" id="par_idN106BB" xml-lang="en-US" l10n="NEW">4</paragraph> |
| </tablecell> |
| <tablecell colspan="" rowspan=""> |
| <paragraph role="tablecontent" id="par_idN106C1" xml-lang="en-US" l10n="NEW">Wednesday</paragraph> |
| </tablecell> |
| </tablerow> |
| <tablerow> |
| <tablecell colspan="" rowspan=""> |
| <paragraph role="tablecontent" id="par_idN106C8" xml-lang="en-US" l10n="NEW">5</paragraph> |
| </tablecell> |
| <tablecell colspan="" rowspan=""> |
| <paragraph role="tablecontent" id="par_idN106CE" xml-lang="en-US" l10n="NEW">Thursday</paragraph> |
| </tablecell> |
| </tablerow> |
| <tablerow> |
| <tablecell colspan="" rowspan=""> |
| <paragraph role="tablecontent" id="par_idN106D5" xml-lang="en-US" l10n="NEW">6</paragraph> |
| </tablecell> |
| <tablecell colspan="" rowspan=""> |
| <paragraph role="tablecontent" id="par_idN106DB" xml-lang="en-US" l10n="NEW">Friday</paragraph> |
| </tablecell> |
| </tablerow> |
| <tablerow> |
| <tablecell colspan="" rowspan=""> |
| <paragraph role="tablecontent" id="par_idN106E2" xml-lang="en-US" l10n="NEW">7</paragraph> |
| </tablecell> |
| <tablecell colspan="" rowspan=""> |
| <paragraph role="tablecontent" id="par_idN106E8" xml-lang="en-US" l10n="NEW">Saturday</paragraph> |
| </tablecell> |
| </tablerow> |
| </table> |
| |
| <paragraph role="paragraph" id="par_idN106EB" xml-lang="en-US" l10n="NEW"> |
| <emph>Year_start</emph> - An optional parameter that specifies the starting week of a year. </paragraph> |
| <table id="tbl_id1173436"> |
| <tablerow> |
| <tablecell colspan="" rowspan=""> |
| <paragraph role="tablehead" id="par_idN106FB" xml-lang="en-US" l10n="NEW">Year_start value</paragraph> |
| </tablecell> |
| <tablecell colspan="" rowspan=""> |
| <paragraph role="tablehead" id="par_idN10701" xml-lang="en-US" l10n="NEW">Explanation</paragraph> |
| </tablecell> |
| </tablerow> |
| <tablerow> |
| <tablecell colspan="" rowspan=""> |
| <paragraph role="tablecontent" id="par_idN10708" xml-lang="en-US" l10n="NEW">0</paragraph> |
| </tablecell> |
| <tablecell colspan="" rowspan=""> |
| <paragraph role="tablecontent" id="par_idN1070E" xml-lang="en-US" l10n="NEW">Use system default value</paragraph> |
| </tablecell> |
| </tablerow> |
| <tablerow> |
| <tablecell colspan="" rowspan=""> |
| <paragraph role="tablecontent" id="par_idN10715" xml-lang="en-US" l10n="NEW">1</paragraph> |
| </tablecell> |
| <tablecell colspan="" rowspan=""> |
| <paragraph role="tablecontent" id="par_idN1071B" xml-lang="en-US" l10n="NEW">Week 1 is the week with January, 1st (default)</paragraph> |
| </tablecell> |
| </tablerow> |
| <tablerow> |
| <tablecell colspan="" rowspan=""> |
| <paragraph role="tablecontent" id="par_idN10722" xml-lang="en-US" l10n="NEW">2</paragraph> |
| </tablecell> |
| <tablecell colspan="" rowspan=""> |
| <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> |
| </tablecell> |
| </tablerow> |
| <tablerow> |
| <tablecell colspan="" rowspan=""> |
| <paragraph role="tablecontent" id="par_idN1072F" xml-lang="en-US" l10n="NEW">3</paragraph> |
| </tablecell> |
| <tablecell colspan="" rowspan=""> |
| <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> |
| </tablecell> |
| </tablerow> |
| </table> |
| |
| </section> |
| <paragraph role="heading" id="par_idN10738" xml-lang="en-US" level="2" l10n="NEW">Example:</paragraph> |
| <paragraph role="code" id="par_idN1073C" xml-lang="en-US" l10n="NEW">Sub example_datediff</paragraph> |
| <paragraph role="code" id="par_idN1073F" xml-lang="en-US" l10n="NEW">msgbox DateDiff("d", "1/1/2005", "12/31/2005")</paragraph> |
| <paragraph role="code" id="par_idN10742" xml-lang="en-US" l10n="NEW">End Sub</paragraph> |
| </body> |
| </helpdocument> |
