1<?xml version="1.0" encoding="UTF-8"?> 2 3 4 5<!--*********************************************************** 6 * 7 * Licensed to the Apache Software Foundation (ASF) under one 8 * or more contributor license agreements. See the NOTICE file 9 * distributed with this work for additional information 10 * regarding copyright ownership. The ASF licenses this file 11 * to you under the Apache License, Version 2.0 (the 12 * "License"); you may not use this file except in compliance 13 * with the License. You may obtain a copy of the License at 14 * 15 * http://www.apache.org/licenses/LICENSE-2.0 16 * 17 * Unless required by applicable law or agreed to in writing, 18 * software distributed under the License is distributed on an 19 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 20 * KIND, either express or implied. See the License for the 21 * specific language governing permissions and limitations 22 * under the License. 23 * 24 ***********************************************************--> 25 26 27 28 29 <helpdocument version="1.0"> 30<meta> 31<topic id="textscalc01func_yearfracxml" indexer="include" status="PUBLISH"> 32<title id="tit" xml-lang="en-US">YEARFRAC</title> 33<filename>/text/scalc/01/func_yearfrac.xhp</filename> 34</topic> 35</meta> 36<body> 37<bookmark xml-lang="en-US" branch="index" id="bm_id3148735"><bookmark_value>YEARFRAC function</bookmark_value> 38</bookmark> 39<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> 40</variable></paragraph> 41<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> 42<paragraph role="heading" id="hd_id3155259" xml-lang="en-US" level="3" l10n="U" oldref="198">Syntax</paragraph> 43<paragraph role="code" id="par_id3155823" xml-lang="en-US" l10n="U" oldref="199">YEARFRAC(StartDate; EndDate; Basis)</paragraph> 44<paragraph role="paragraph" id="par_id3145144" xml-lang="en-US" l10n="U" oldref="200"> 45<emph>StartDate</emph> and <emph>EndDate</emph> are two date values.</paragraph> 46<section id="basis"> 47<paragraph role="paragraph" id="par_id3149954" xml-lang="en-US" l10n="U" oldref="201"> 48<emph>Basis</emph> is chosen from a list of options and indicates how the year is to be calculated.</paragraph> 49<table id="tbl_id3145590"> 50<tablerow> 51<tablecell colspan="" rowspan=""> 52<paragraph role="tablehead" id="par_id3146847" xml-lang="en-US" l10n="U" oldref="202">Basis</paragraph> 53</tablecell> 54<tablecell colspan="" rowspan=""> 55<paragraph role="tablehead" id="par_id3155956" xml-lang="en-US" l10n="U" oldref="203">Calculation</paragraph> 56</tablecell> 57</tablerow> 58<tablerow> 59<tablecell colspan="" rowspan=""> 60<paragraph role="tablecontent" id="par_id3154502" xml-lang="en-US" l10n="U" oldref="204">0 or missing</paragraph> 61</tablecell> 62<tablecell colspan="" rowspan=""> 63<paragraph role="tablecontent" id="par_id3149877" xml-lang="en-US" l10n="U" oldref="205">US method (NASD), 12 months of 30 days each</paragraph> 64</tablecell> 65</tablerow> 66<tablerow> 67<tablecell colspan="" rowspan=""> 68<paragraph role="tablecontent" id="par_id3148766" xml-lang="en-US" l10n="U" oldref="250">1</paragraph> 69</tablecell> 70<tablecell colspan="" rowspan=""> 71<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> 72</tablecell> 73</tablerow> 74<tablerow> 75<tablecell colspan="" rowspan=""> 76<paragraph role="tablecontent" id="par_id3145245" xml-lang="en-US" l10n="U" oldref="251">2</paragraph> 77</tablecell> 78<tablecell colspan="" rowspan=""> 79<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> 80</tablecell> 81</tablerow> 82<tablerow> 83<tablecell colspan="" rowspan=""> 84<paragraph role="tablecontent" id="par_id3145297" xml-lang="en-US" l10n="U" oldref="252">3</paragraph> 85</tablecell> 86<tablecell colspan="" rowspan=""> 87<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> 88</tablecell> 89</tablerow> 90<tablerow> 91<tablecell colspan="" rowspan=""> 92<paragraph role="tablecontent" id="par_id3151022" xml-lang="en-US" l10n="U" oldref="253">4</paragraph> 93</tablecell> 94<tablecell colspan="" rowspan=""> 95<paragraph role="tablecontent" id="par_id3150931" xml-lang="en-US" l10n="U" oldref="209">European method, 12 months of 30 days each</paragraph> 96</tablecell> 97</tablerow> 98</table> 99</section> 100<paragraph role="heading" id="hd_id3145626" xml-lang="en-US" level="3" l10n="U" oldref="210">Example</paragraph> 101<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> 102<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> 103</body> 104</helpdocument> 105