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24cdf0e10cSrcweir<helpdocument version="1.0">
25cdf0e10cSrcweir<meta>
26cdf0e10cSrcweir<topic id="textsbasicshared03090406xml" indexer="include" status="PUBLISH">
27cdf0e10cSrcweir<title id="tit" xml-lang="en-US">Function Statement [Runtime]</title>
28cdf0e10cSrcweir<filename>/text/sbasic/shared/03090406.xhp</filename>
29cdf0e10cSrcweir</topic>
30cdf0e10cSrcweir</meta>
31cdf0e10cSrcweir<body>
32cdf0e10cSrcweir<section id="function">
3354be4daeSmseidel<bookmark xml-lang="en-US" branch="index" id="bm_id3153346">
3454be4daeSmseidel<bookmark_value>Function statement</bookmark_value>
35cdf0e10cSrcweir</bookmark>
36*ec3c2e44Smseidel<paragraph role="heading" id="hd_id3153346" xml-lang="en-US" level="1" l10n="U"><link href="text/sbasic/shared/03090406.xhp" name="Function Statement [Runtime]">Function Statement [Runtime]</link></paragraph>
37*ec3c2e44Smseidel<paragraph role="paragraph" id="par_id3159158" xml-lang="en-US" l10n="U">Defines a subroutine that can be used as an expression to determine a return type.</paragraph>
38cdf0e10cSrcweir</section>
39*ec3c2e44Smseidel<paragraph role="heading" id="hd_id3145316" xml-lang="en-US" level="2" l10n="U">Syntax</paragraph>
40*ec3c2e44Smseidel<paragraph role="paragraph" id="par_id3148944" xml-lang="en-US" l10n="U">see Parameter</paragraph>
41*ec3c2e44Smseidel<paragraph role="heading" id="hd_id3154760" xml-lang="en-US" level="2" l10n="U">Parameters:</paragraph>
42*ec3c2e44Smseidel<paragraph role="paragraph" id="par_id3156344" xml-lang="en-US" l10n="U">Syntax</paragraph>
43*ec3c2e44Smseidel<paragraph role="paragraph" id="par_id3149457" xml-lang="en-US" l10n="U">Function Name[(VarName1 [As Type][, VarName2 [As Type][,...]]]) [As Type]</paragraph>
44*ec3c2e44Smseidel<paragraph role="paragraph" id="par_id3153360" xml-lang="en-US" l10n="U">statement block</paragraph>
45*ec3c2e44Smseidel<paragraph role="paragraph" id="par_id3148797" xml-lang="en-US" l10n="U">[Exit Function]</paragraph>
46*ec3c2e44Smseidel<paragraph role="paragraph" id="par_id3145419" xml-lang="en-US" l10n="U">statement block</paragraph>
47*ec3c2e44Smseidel<paragraph role="paragraph" id="par_id3150449" xml-lang="en-US" l10n="U">End Function</paragraph>
48*ec3c2e44Smseidel<paragraph role="paragraph" id="par_id3156281" xml-lang="en-US" l10n="U">Parameter</paragraph>
49*ec3c2e44Smseidel<paragraph role="paragraph" id="par_id3153193" xml-lang="en-US" l10n="U"><emph>Name:</emph> Name of the subroutine to contain the value returned by the function.</paragraph>
50*ec3c2e44Smseidel<paragraph role="paragraph" id="par_id3147229" xml-lang="en-US" l10n="U"><emph>VarName:</emph> Parameter to be passed to the subroutine.</paragraph>
51*ec3c2e44Smseidel<paragraph role="paragraph" id="par_id3147287" xml-lang="en-US" l10n="U"><emph>Type:</emph> Type-declaration keyword.</paragraph>
52*ec3c2e44Smseidel<paragraph role="heading" id="hd_id3163710" xml-lang="en-US" level="2" l10n="U">Example:</paragraph>
53*ec3c2e44Smseidel<paragraph role="paragraph" id="par_id3147214" xml-lang="en-US" l10n="U">Sub ExampleExit</paragraph>
54*ec3c2e44Smseidel<paragraph role="paragraph" id="par_id3152596" xml-lang="en-US" l10n="U">Dim sReturn As String</paragraph>
55*ec3c2e44Smseidel<paragraph role="paragraph" id="par_id3153364" xml-lang="en-US" l10n="U">Dim sListArray(10) as String</paragraph>
56*ec3c2e44Smseidel<paragraph role="paragraph" id="par_id3149481" xml-lang="en-US" l10n="U">Dim siStep as Single</paragraph>
57*ec3c2e44Smseidel<paragraph role="paragraph" id="par_id3152939" xml-lang="en-US" l10n="U">For siStep = 0 to 10 REM Fill array with test data</paragraph>
58*ec3c2e44Smseidel<paragraph role="paragraph" id="par_id3147349" xml-lang="en-US" l10n="U">sListArray(siStep) = chr$(siStep + 65)</paragraph>
59*ec3c2e44Smseidel<paragraph role="paragraph" id="par_id3147426" xml-lang="en-US" l10n="U">msgbox sListArray(siStep)</paragraph>
60*ec3c2e44Smseidel<paragraph role="paragraph" id="par_id3152576" xml-lang="en-US" l10n="U">next siStep</paragraph>
61*ec3c2e44Smseidel<paragraph role="paragraph" id="par_id3146922" xml-lang="en-US" l10n="U">sReturn = LinSearch(sListArray(), "B")</paragraph>
62*ec3c2e44Smseidel<paragraph role="paragraph" id="par_id3153140" xml-lang="en-US" l10n="U">Print sReturn</paragraph>
63*ec3c2e44Smseidel<paragraph role="paragraph" id="par_id3149581" xml-lang="en-US" l10n="U">end sub</paragraph>
64*ec3c2e44Smseidel<paragraph role="paragraph" id="par_id3154790" xml-lang="en-US" l10n="U">Function LinSearch( sList(), sItem As String ) as integer</paragraph>
65*ec3c2e44Smseidel<paragraph role="paragraph" id="par_id3150594" xml-lang="en-US" l10n="U">dim iCount as Integer</paragraph>
66*ec3c2e44Smseidel<paragraph role="paragraph" id="par_id3154943" xml-lang="en-US" l10n="U">REM Linsearch searches a TextArray:sList() for a TextEntry:</paragraph>
67*ec3c2e44Smseidel<paragraph role="paragraph" id="par_id3155601" xml-lang="en-US" l10n="U">REM Return value is the index of the entry or 0 (Null)</paragraph>
68*ec3c2e44Smseidel<paragraph role="paragraph" id="par_id3154511" xml-lang="en-US" l10n="U">for iCount=1 to Ubound( sList() )</paragraph>
69*ec3c2e44Smseidel<paragraph role="paragraph" id="par_id3149123" xml-lang="en-US" l10n="U">if sList( iCount ) = sItem then</paragraph>
70*ec3c2e44Smseidel<paragraph role="paragraph" id="par_id3153707" xml-lang="en-US" l10n="U">exit for REM sItem found</paragraph>
71*ec3c2e44Smseidel<paragraph role="paragraph" id="par_id3155066" xml-lang="en-US" l10n="U">end if</paragraph>
72*ec3c2e44Smseidel<paragraph role="paragraph" id="par_id3156275" xml-lang="en-US" l10n="U">next iCount</paragraph>
73*ec3c2e44Smseidel<paragraph role="paragraph" id="par_id3156054" xml-lang="en-US" l10n="U">if iCount = Ubound( sList() ) then iCount = 0</paragraph>
74*ec3c2e44Smseidel<paragraph role="paragraph" id="par_id3153765" xml-lang="en-US" l10n="U">LinSearch = iCount</paragraph>
75*ec3c2e44Smseidel<paragraph role="paragraph" id="par_id3153713" xml-lang="en-US" l10n="U">end function</paragraph>
76cdf0e10cSrcweir</body>
77cdf0e10cSrcweir</helpdocument>
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