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"><bookmark_value>YEARFRAC function</bookmark_value> 33</bookmark> 34<bookmark xml-lang="en-US" branch="hid/SC_HID_AAI_FUNC_YEARFRAC" id="bm_id3149251" localize="false"/><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> 35</variable></paragraph> 36<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> 37<paragraph role="heading" id="hd_id3155259" xml-lang="en-US" level="3" l10n="U" oldref="198">Syntax</paragraph> 38<paragraph role="code" id="par_id3155823" xml-lang="en-US" l10n="U" oldref="199">YEARFRAC(StartDate; EndDate; Basis)</paragraph> 39<paragraph role="paragraph" id="par_id3145144" xml-lang="en-US" l10n="U" oldref="200"> 40<emph>StartDate</emph> and <emph>EndDate</emph> are two date values.</paragraph> 41<section id="basis"> 42<paragraph role="paragraph" id="par_id3149954" xml-lang="en-US" l10n="U" oldref="201"> 43<emph>Basis</emph> is chosen from a list of options and indicates how the year is to be calculated.</paragraph> 44<table id="tbl_id3145590"> 45<tablerow> 46<tablecell colspan="" rowspan=""> 47<paragraph role="tablehead" id="par_id3146847" xml-lang="en-US" l10n="U" oldref="202">Basis</paragraph> 48</tablecell> 49<tablecell colspan="" rowspan=""> 50<paragraph role="tablehead" id="par_id3155956" xml-lang="en-US" l10n="U" oldref="203">Calculation</paragraph> 51</tablecell> 52</tablerow> 53<tablerow> 54<tablecell colspan="" rowspan=""> 55<paragraph role="tablecontent" id="par_id3154502" xml-lang="en-US" l10n="U" oldref="204">0 or missing</paragraph> 56</tablecell> 57<tablecell colspan="" rowspan=""> 58<paragraph role="tablecontent" id="par_id3149877" xml-lang="en-US" l10n="U" oldref="205">US method (NASD), 12 months of 30 days each</paragraph> 59</tablecell> 60</tablerow> 61<tablerow> 62<tablecell colspan="" rowspan=""> 63<paragraph role="tablecontent" id="par_id3148766" xml-lang="en-US" l10n="U" oldref="250">1</paragraph> 64</tablecell> 65<tablecell colspan="" rowspan=""> 66<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> 67</tablecell> 68</tablerow> 69<tablerow> 70<tablecell colspan="" rowspan=""> 71<paragraph role="tablecontent" id="par_id3145245" xml-lang="en-US" l10n="U" oldref="251">2</paragraph> 72</tablecell> 73<tablecell colspan="" rowspan=""> 74<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> 75</tablecell> 76</tablerow> 77<tablerow> 78<tablecell colspan="" rowspan=""> 79<paragraph role="tablecontent" id="par_id3145297" xml-lang="en-US" l10n="U" oldref="252">3</paragraph> 80</tablecell> 81<tablecell colspan="" rowspan=""> 82<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> 83</tablecell> 84</tablerow> 85<tablerow> 86<tablecell colspan="" rowspan=""> 87<paragraph role="tablecontent" id="par_id3151022" xml-lang="en-US" l10n="U" oldref="253">4</paragraph> 88</tablecell> 89<tablecell colspan="" rowspan=""> 90<paragraph role="tablecontent" id="par_id3150931" xml-lang="en-US" l10n="U" oldref="209">European method, 12 months of 30 days each</paragraph> 91</tablecell> 92</tablerow> 93</table> 94</section> 95<paragraph role="heading" id="hd_id3145626" xml-lang="en-US" level="3" l10n="U" oldref="210">Example</paragraph> 96<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> 97<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> 98</body> 99</helpdocument> 100