1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
|
<?xml version="1.0" encoding="UTF-8"?>
<!--***********************************************************************
*
* OpenOffice.org - a multi-platform office productivity suite
*
* $RCSfile: 03090402.xhp,v $
*
* $Revision: 1.3 $
*
* last change: $Author: rt $ $Date: 2005-09-07 16:15:42 $
*
* The Contents of this file are made available subject to
* the terms of GNU Lesser General Public License Version 2.1.
*
*
* GNU Lesser General Public License Version 2.1
* =============================================
* Copyright 2005 by Sun Microsystems, Inc.
* 901 San Antonio Road, Palo Alto, CA 94303, USA
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License version 2.1, as published by the Free Software Foundation.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*
************************************************************************-->
<helpdocument version="1.0">
<meta>
<topic id="textsbasicshared03090402xml" indexer="include" status="PUBLISH">
<title id="tit" xml-lang="en-US">Choose Function [Runtime]</title>
<filename>/text/sbasic/shared/03090402.xhp</filename>
</topic>
<history>
<created date="2003-10-31T00:00:00">Sun Microsystems, Inc.</created>
<lastedited date="2004-08-24T09:37:38">converted from old format - fpe</lastedited>
</history>
</meta>
<body>
<section id="choose">
<bookmark xml-lang="en-US" branch="index" id="bm_id3143271"><bookmark_value>Choose function</bookmark_value>
</bookmark>
<paragraph role="heading" id="hd_id3143271" xml-lang="en-US" level="1" l10n="U" oldref="1"><link href="text/sbasic/shared/03090402.xhp" name="Choose Function [Runtime]">Choose Function [Runtime]</link></paragraph>
<paragraph role="paragraph" id="par_id3149234" xml-lang="en-US" l10n="U" oldref="2">Returns a selected value from a list of arguments.</paragraph>
</section>
<paragraph role="heading" id="hd_id3148943" xml-lang="en-US" level="2" l10n="U" oldref="3">Syntax:</paragraph>
<paragraph role="paragraph" id="par_id3147560" xml-lang="en-US" l10n="U" oldref="4">Choose (Index, Selection1[, Selection2, ... [,Selection_n]])</paragraph>
<paragraph role="heading" id="hd_id3154346" xml-lang="en-US" level="2" l10n="U" oldref="5">Parameters:</paragraph>
<paragraph role="paragraph" id="par_id3148664" xml-lang="en-US" l10n="U" oldref="6">
<emph>Index:</emph> A numeric expression that specifies the value to return.</paragraph>
<paragraph role="paragraph" id="par_id3150791" xml-lang="en-US" l10n="U" oldref="7">
<emph>Selection1:</emph> Any expression that contains one of the possible choices.</paragraph>
<paragraph role="paragraph" id="par_id3151043" xml-lang="en-US" l10n="U" oldref="8">The <emph>Choose</emph> function returns a value from the list of expressions based on the index value. If Index = 1, the function returns the first expression in the list, if index i= 2, it returns the second expression, and so on.</paragraph>
<paragraph role="paragraph" id="par_id3153192" xml-lang="en-US" l10n="U" oldref="9">If the index value is less than 1 or greater than the number of expressions listed, the function returns a Null value.</paragraph>
<paragraph role="paragraph" id="par_id3156281" xml-lang="en-US" l10n="U" oldref="10">The following example uses the <emph>Choose</emph> function to select a string from several strings that form a menu:</paragraph>
<embed href="text/sbasic/shared/00000003.xhp#errorcode"/>
<embed href="text/sbasic/shared/00000003.xhp#err5"/>
<paragraph role="heading" id="hd_id3150439" xml-lang="en-US" level="2" l10n="U" oldref="11">Example:</paragraph>
<paragraph role="paragraph" id="par_id3153091" xml-lang="en-US" l10n="U" oldref="12">Sub ExampleChoose</paragraph>
<paragraph role="paragraph" id="par_id3152597" xml-lang="en-US" l10n="U" oldref="13">Dim sReturn As String</paragraph>
<paragraph role="paragraph" id="par_id3155855" xml-lang="en-US" l10n="U" oldref="14">sReturn = ChooseMenu(2)</paragraph>
<paragraph role="paragraph" id="par_id3148575" xml-lang="en-US" l10n="U" oldref="15">Print sReturn</paragraph>
<paragraph role="paragraph" id="par_id3154012" xml-lang="en-US" l10n="U" oldref="16">end sub</paragraph>
<paragraph role="paragraph" id="par_id3146921" xml-lang="en-US" l10n="U" oldref="19">Function ChooseMenu(Index As Integer)</paragraph>
<paragraph role="paragraph" id="par_id3156443" xml-lang="en-US" l10n="U" oldref="20">ChooseMenu = Choose(Index, "Quick Format", "Save Format", "System Format")</paragraph>
<paragraph role="paragraph" id="par_id3148645" xml-lang="en-US" l10n="U" oldref="21">End Function</paragraph>
</body>
</helpdocument>
|
