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<helpdocument version="1.0">
<meta>
<topic id="textsbasicshared03080701xml" indexer="include" status="PUBLISH">
<title id="tit" xml-lang="en-US">Sgn Function [Runtime]</title>
<filename>/text/sbasic/shared/03080701.xhp</filename>
</topic>
<history>
<created date="2003-10-31T00:00:00">Sun Microsystems, Inc.</created>
<lastedited date="2004-08-24T14:24:24">converted from old format - fpe</lastedited>
</history>
</meta>
<body>
<section id="sgn">
<bookmark xml-lang="en-US" branch="index" id="bm_id3148474"><bookmark_value>Sgn function</bookmark_value>
</bookmark>
<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>
<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>
</section>
<paragraph role="heading" id="hd_id3156023" xml-lang="en-US" level="2" l10n="U" oldref="3">Syntax:</paragraph>
<paragraph role="paragraph" id="par_id3153897" xml-lang="en-US" l10n="U" oldref="4">Sgn (Number)</paragraph>
<paragraph role="heading" id="hd_id3145069" xml-lang="en-US" level="2" l10n="U" oldref="5">Return value:</paragraph>
<paragraph role="paragraph" id="par_id3150359" xml-lang="en-US" l10n="U" oldref="6">Integer</paragraph>
<paragraph role="heading" id="hd_id3150543" xml-lang="en-US" level="2" l10n="U" oldref="7">Parameters:</paragraph>
<paragraph role="paragraph" id="par_id3154365" xml-lang="en-US" l10n="U" oldref="8">
<emph>Number:</emph> Numeric expression that determines the value that is returned by the function.</paragraph>
<table id="tbl_id3156281">
<tablerow>
<tablecell colspan="" rowspan="">
<paragraph role="paragraph" id="par_id3150767" xml-lang="en-US" l10n="U" oldref="9">NumExpression</paragraph>
</tablecell>
<tablecell colspan="" rowspan="">
<paragraph role="paragraph" id="par_id3150441" xml-lang="en-US" l10n="U" oldref="10">Return value</paragraph>
</tablecell>
</tablerow>
<tablerow>
<tablecell colspan="" rowspan="">
<paragraph role="paragraph" id="par_id3161833" xml-lang="en-US" l10n="U" oldref="11">negative</paragraph>
</tablecell>
<tablecell colspan="" rowspan="">
<paragraph role="paragraph" id="par_id3155306" xml-lang="en-US" l10n="U" oldref="12">Sgn returns -1.</paragraph>
</tablecell>
</tablerow>
<tablerow>
<tablecell colspan="" rowspan="">
<paragraph role="paragraph" id="par_id3145271" xml-lang="en-US" l10n="U" oldref="13">0</paragraph>
</tablecell>
<tablecell colspan="" rowspan="">
<paragraph role="paragraph" id="par_id3146119" xml-lang="en-US" l10n="U" oldref="14">Sgn returns 0.</paragraph>
</tablecell>
</tablerow>
<tablerow>
<tablecell colspan="" rowspan="">
<paragraph role="paragraph" id="par_id3153139" xml-lang="en-US" l10n="U" oldref="15">positive</paragraph>
</tablecell>
<tablecell colspan="" rowspan="">
<paragraph role="paragraph" id="par_id3154319" xml-lang="en-US" l10n="U" oldref="16">Sgn returns 1.</paragraph>
</tablecell>
</tablerow>
</table>
<embed href="text/sbasic/shared/00000003.xhp#errorcode"/>
<embed href="text/sbasic/shared/00000003.xhp#err5"/>
<paragraph role="heading" id="hd_id3152576" xml-lang="en-US" level="2" l10n="U" oldref="17">Example:</paragraph>
<paragraph role="paragraph" id="par_id3154791" xml-lang="en-US" l10n="U" oldref="18">Sub ExampleSgn</paragraph>
<paragraph role="paragraph" id="par_id3155416" xml-lang="en-US" l10n="U" oldref="19">Print sgn(-10) REM returns -1</paragraph>
<paragraph role="paragraph" id="par_id3154096" xml-lang="en-US" l10n="U" oldref="20">Print sgn(0) REM returns 0</paragraph>
<paragraph role="paragraph" id="par_id3148457" xml-lang="en-US" l10n="U" oldref="21">Print sgn(10) REM returns 1</paragraph>
<paragraph role="paragraph" id="par_id3144765" xml-lang="en-US" l10n="U" oldref="22">end sub</paragraph>
</body>
</helpdocument>