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Extensible Markup Language  |  2003-08-01  |  4.3 KB  |  36 lines
  1. <?xml version="1.0" encoding="utf-8"?>
  2. <html><head><title>Choose Function [Runtime]</title><meta name="filename" content="text/sbasic/common/03090402"/><help:css-file-link xmlns:help="http://openoffice.org/2000/help"/><!--The CSS style header method for setting styles--><style type="text/css">
  3.  
  4.         p.P1{
  5.                 }
  6.         span.T1{
  7.                 font-weight:bold;}
  8.         </style></head><body>
  9.   
  10.   
  11.   <help:paragraphinfo state="E" xmlns:help="http://openoffice.org/2000/help"/><help:to-be-embedded Eid="choose" xmlns:help="http://openoffice.org/2000/help">
  12.   <p class="Head1"><help:paragraphinfo state="U" number="1"/><help:key-word value="Choose; function" tag="kw66429_1"/><help:link Id="66429">Choose Function [Runtime]</help:link></p>
  13.   <p class="Paragraph"><help:paragraphinfo state="U" number="2"/>Returns a selected value from a list of arguments.</p>
  14.   <help:paragraphinfo state="E"/></help:to-be-embedded>
  15.   <p class="Head2"><help:paragraphinfo state="U" number="3" xmlns:help="http://openoffice.org/2000/help"/>Syntax:</p>
  16.   <p class="Paragraph"><help:paragraphinfo state="U" number="4" xmlns:help="http://openoffice.org/2000/help"/>Choose (Index, Selection1[, Selection2, ... [,Selection_n]])</p>
  17.   <p class="Head2"><help:paragraphinfo state="U" number="5" xmlns:help="http://openoffice.org/2000/help"/>Parameters:</p>
  18.   <p class="Paragraph"><help:paragraphinfo state="U" number="6" xmlns:help="http://openoffice.org/2000/help"/><span class="T1">Index:</span> A numeric expression that specifies the value to return.</p>
  19.   <p class="Paragraph"><help:paragraphinfo state="U" number="7" xmlns:help="http://openoffice.org/2000/help"/><span class="T1">Selection1:</span> Any expression that contains one of the possible choices.</p>
  20.   <p class="Paragraph"><help:paragraphinfo state="U" number="8" xmlns:help="http://openoffice.org/2000/help"/>The <span class="T1">Choose</span> 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.</p>
  21.   <p class="Paragraph"><help:paragraphinfo state="U" number="9" xmlns:help="http://openoffice.org/2000/help"/>If the index value is less than 1 or greater than the number of expressions listed, the function returns a Null value.</p>
  22.   <p class="Paragraph"><help:paragraphinfo state="U" number="10" xmlns:help="http://openoffice.org/2000/help"/>The following example uses the <span class="T1">Choose</span> function to select a string from several strings that form a menu:</p>
  23.   <p class="Paragraph"><help:paragraphinfo state="S" xmlns:help="http://openoffice.org/2000/help"/><help:embedded Id="66475" Eid="errorcode" xmlns:help="http://openoffice.org/2000/help"/></p>
  24.   <p class="Paragraph"><help:paragraphinfo state="S" xmlns:help="http://openoffice.org/2000/help"/><help:embedded Id="66475" Eid="err5" xmlns:help="http://openoffice.org/2000/help"/></p>
  25.   <p class="Head2"><help:paragraphinfo state="U" number="11" xmlns:help="http://openoffice.org/2000/help"/>Example:</p>
  26.   <p class="PropText"><help:paragraphinfo state="U" number="12" xmlns:help="http://openoffice.org/2000/help"/>Sub ExampleChoose</p>
  27.   <p class="PropText"><help:paragraphinfo state="U" number="13" xmlns:help="http://openoffice.org/2000/help"/>Dim sReturn As String</p>
  28.   <p class="PropText"><help:paragraphinfo state="U" number="14" xmlns:help="http://openoffice.org/2000/help"/>sReturn = ChooseMenu(2)</p>
  29.   <p class="PropText"><help:paragraphinfo state="U" number="15" xmlns:help="http://openoffice.org/2000/help"/>Print sReturn</p>
  30.   <p class="PropText"><help:paragraphinfo state="U" number="16" xmlns:help="http://openoffice.org/2000/help"/>end sub</p>
  31.   <p class="PropText"><help:paragraphinfo state="U" number="17" xmlns:help="http://openoffice.org/2000/help"/></p>
  32.   <p class="PropText"><help:paragraphinfo state="U" number="18" xmlns:help="http://openoffice.org/2000/help"/></p>
  33.   <p class="PropText"><help:paragraphinfo state="U" number="19" xmlns:help="http://openoffice.org/2000/help"/>Function ChooseMenu(Index As Integer)</p>
  34.   <p class="PropText"><help:paragraphinfo state="U" number="20" xmlns:help="http://openoffice.org/2000/help"/>ChooseMenu = Choose(Index, "Quick Format", "Save Format", "System Format")</p>
  35.   <p class="PropText"><help:paragraphinfo state="U" number="21" xmlns:help="http://openoffice.org/2000/help"/>End Function</p>
  36.  </body></html>