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="textsbasicshared03080701xml" indexer="include" status="PUBLISH"> 27<title id="tit" xml-lang="en-US">Sgn Function [Runtime]</title> 28<filename>/text/sbasic/shared/03080701.xhp</filename> 29</topic> 30</meta> 31<body> 32<section id="sgn"> 33<bookmark xml-lang="en-US" branch="index" id="bm_id3148474"><bookmark_value>Sgn function</bookmark_value> 34</bookmark> 35<paragraph role="heading" id="hd_id3148474" xml-lang="en-US" level="1" l10n="U" oldref="1"><link href="text/sbasic/shared/03080701.xhp" name="Sgn Function [Runtime]">Sgn Function [Runtime]</link></paragraph> 36<paragraph role="paragraph" id="par_id3148686" xml-lang="en-US" l10n="U" oldref="2">Returns an integer number between -1 and 1 that indicates if the number that is passed to the function is positive, negative, or zero.</paragraph> 37</section> 38<paragraph role="heading" id="hd_id3156023" xml-lang="en-US" level="2" l10n="U" oldref="3">Syntax:</paragraph> 39<paragraph role="paragraph" id="par_id3153897" xml-lang="en-US" l10n="U" oldref="4">Sgn (Number)</paragraph> 40<paragraph role="heading" id="hd_id3145069" xml-lang="en-US" level="2" l10n="U" oldref="5">Return value:</paragraph> 41<paragraph role="paragraph" id="par_id3150359" xml-lang="en-US" l10n="U" oldref="6">Integer</paragraph> 42<paragraph role="heading" id="hd_id3150543" xml-lang="en-US" level="2" l10n="U" oldref="7">Parameters:</paragraph> 43<paragraph role="paragraph" id="par_id3154365" xml-lang="en-US" l10n="U" oldref="8"> 44<emph>Number:</emph> Numeric expression that determines the value that is returned by the function.</paragraph> 45<table id="tbl_id3156281"> 46<tablerow> 47<tablecell colspan="" rowspan=""> 48<paragraph role="paragraph" id="par_id3150767" xml-lang="en-US" l10n="U" oldref="9">NumExpression</paragraph> 49</tablecell> 50<tablecell colspan="" rowspan=""> 51<paragraph role="paragraph" id="par_id3150441" xml-lang="en-US" l10n="U" oldref="10">Return value</paragraph> 52</tablecell> 53</tablerow> 54<tablerow> 55<tablecell colspan="" rowspan=""> 56<paragraph role="paragraph" id="par_id3161833" xml-lang="en-US" l10n="U" oldref="11">negative</paragraph> 57</tablecell> 58<tablecell colspan="" rowspan=""> 59<paragraph role="paragraph" id="par_id3155306" xml-lang="en-US" l10n="U" oldref="12">Sgn returns -1.</paragraph> 60</tablecell> 61</tablerow> 62<tablerow> 63<tablecell colspan="" rowspan=""> 64<paragraph role="paragraph" id="par_id3145271" xml-lang="en-US" l10n="U" oldref="13">0</paragraph> 65</tablecell> 66<tablecell colspan="" rowspan=""> 67<paragraph role="paragraph" id="par_id3146119" xml-lang="en-US" l10n="U" oldref="14">Sgn returns 0.</paragraph> 68</tablecell> 69</tablerow> 70<tablerow> 71<tablecell colspan="" rowspan=""> 72<paragraph role="paragraph" id="par_id3153139" xml-lang="en-US" l10n="U" oldref="15">positive</paragraph> 73</tablecell> 74<tablecell colspan="" rowspan=""> 75<paragraph role="paragraph" id="par_id3154319" xml-lang="en-US" l10n="U" oldref="16">Sgn returns 1.</paragraph> 76</tablecell> 77</tablerow> 78</table> 79<embed href="text/sbasic/shared/00000003.xhp#errorcode"/> 80<embed href="text/sbasic/shared/00000003.xhp#err5"/> 81<paragraph role="heading" id="hd_id3152576" xml-lang="en-US" level="2" l10n="U" oldref="17">Example:</paragraph> 82<paragraph role="paragraph" id="par_id3154791" xml-lang="en-US" l10n="U" oldref="18">Sub ExampleSgn</paragraph> 83<paragraph role="paragraph" id="par_id3155416" xml-lang="en-US" l10n="U" oldref="19">Print sgn(-10) REM returns -1</paragraph> 84<paragraph role="paragraph" id="par_id3154096" xml-lang="en-US" l10n="U" oldref="20">Print sgn(0) REM returns 0</paragraph> 85<paragraph role="paragraph" id="par_id3148457" xml-lang="en-US" l10n="U" oldref="21">Print sgn(10) REM returns 1</paragraph> 86<paragraph role="paragraph" id="par_id3144765" xml-lang="en-US" l10n="U" oldref="22">end sub</paragraph> 87</body> 88</helpdocument> 89