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="textscalc01func_yearfracxml" indexer="include" status="PUBLISH"> 27<title id="tit" xml-lang="en-US">YEARFRAC</title> 28<filename>/text/scalc/01/func_yearfrac.xhp</filename> 29</topic> 30</meta> 31<body> 32<bookmark xml-lang="en-US" branch="index" id="bm_id3148735"> 33<bookmark_value>YEARFRAC function</bookmark_value> 34</bookmark> 35<bookmark xml-lang="en-US" branch="hid/SC_HID_AAI_FUNC_YEARFRAC" id="bm_id3149251" localize="false"/> 36<paragraph role="heading" id="hd_id3148735" xml-lang="en-US" level="2" l10n="U" oldref="196"><variable id="yearfrac"><link href="text/scalc/01/func_yearfrac.xhp">YEARFRAC</link> 37</variable></paragraph> 38<paragraph role="paragraph" id="par_id3150899" xml-lang="en-US" l10n="U" oldref="197"><ahelp hid="HID_AAI_FUNC_YEARFRAC"> The result is a number between 0 and 1, representing the fraction of a year between <emph>StartDate</emph> and <emph>EndDate</emph>.</ahelp></paragraph> 39<paragraph role="heading" id="hd_id3155259" xml-lang="en-US" level="3" l10n="U" oldref="198">Syntax</paragraph> 40<paragraph role="code" id="par_id3155823" xml-lang="en-US" l10n="U" oldref="199">YEARFRAC(StartDate; EndDate; Basis)</paragraph> 41<paragraph role="paragraph" id="par_id3145144" xml-lang="en-US" l10n="U" oldref="200"> 42<emph>StartDate</emph> and <emph>EndDate</emph> are two date values.</paragraph> 43<section id="basis"> 44<paragraph role="paragraph" id="par_id3149954" xml-lang="en-US" l10n="U" oldref="201"> 45<emph>Basis</emph> is chosen from a list of options and indicates how the year is to be calculated.</paragraph> 46<table id="tbl_id3145590"> 47<tablerow> 48<tablecell colspan="" rowspan=""> 49<paragraph role="tablehead" id="par_id3146847" xml-lang="en-US" l10n="U" oldref="202">Basis</paragraph> 50</tablecell> 51<tablecell colspan="" rowspan=""> 52<paragraph role="tablehead" id="par_id3155956" xml-lang="en-US" l10n="U" oldref="203">Calculation</paragraph> 53</tablecell> 54</tablerow> 55<tablerow> 56<tablecell colspan="" rowspan=""> 57<paragraph role="tablecontent" id="par_id3154502" xml-lang="en-US" l10n="U" oldref="204">0 or missing</paragraph> 58</tablecell> 59<tablecell colspan="" rowspan=""> 60<paragraph role="tablecontent" id="par_id3149877" xml-lang="en-US" l10n="U" oldref="205">US method (NASD), 12 months of 30 days each</paragraph> 61</tablecell> 62</tablerow> 63<tablerow> 64<tablecell colspan="" rowspan=""> 65<paragraph role="tablecontent" id="par_id3148766" xml-lang="en-US" l10n="U" oldref="250">1</paragraph> 66</tablecell> 67<tablecell colspan="" rowspan=""> 68<paragraph role="tablecontent" id="par_id3154326" xml-lang="en-US" l10n="U" oldref="206">Exact number of days in months, exact number of days in year</paragraph> 69</tablecell> 70</tablerow> 71<tablerow> 72<tablecell colspan="" rowspan=""> 73<paragraph role="tablecontent" id="par_id3145245" xml-lang="en-US" l10n="U" oldref="251">2</paragraph> 74</tablecell> 75<tablecell colspan="" rowspan=""> 76<paragraph role="tablecontent" id="par_id3155620" xml-lang="en-US" l10n="U" oldref="207">Exact number of days in month, year has 360 days</paragraph> 77</tablecell> 78</tablerow> 79<tablerow> 80<tablecell colspan="" rowspan=""> 81<paragraph role="tablecontent" id="par_id3145297" xml-lang="en-US" l10n="U" oldref="252">3</paragraph> 82</tablecell> 83<tablecell colspan="" rowspan=""> 84<paragraph role="tablecontent" id="par_id3148394" xml-lang="en-US" l10n="U" oldref="208">Exact number of days in month, year has 365 days</paragraph> 85</tablecell> 86</tablerow> 87<tablerow> 88<tablecell colspan="" rowspan=""> 89<paragraph role="tablecontent" id="par_id3151022" xml-lang="en-US" l10n="U" oldref="253">4</paragraph> 90</tablecell> 91<tablecell colspan="" rowspan=""> 92<paragraph role="tablecontent" id="par_id3150931" xml-lang="en-US" l10n="U" oldref="209">European method, 12 months of 30 days each</paragraph> 93</tablecell> 94</tablerow> 95</table> 96</section> 97<paragraph role="heading" id="hd_id3145626" xml-lang="en-US" level="3" l10n="U" oldref="210">Example</paragraph> 98<paragraph role="paragraph" id="par_id3149007" xml-lang="en-US" l10n="CHG" oldref="211">What fraction of the year 2008 lies between 2008-01-01 and 2008-07-01?</paragraph> 99<paragraph role="code" id="par_id3154632" xml-lang="en-US" l10n="CHG" oldref="212">=YEARFRAC("2008-01-01"; "2008-07-01";0) returns 0.50.</paragraph> 100</body> 101</helpdocument> 102