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Extensible Markup Language  |  2003-08-01  |  4.5 KB  |  38 lines
  1. <?xml version="1.0" encoding="utf-8"?>
  2. <html><head><title>Seek Function [Runtime]</title><meta name="filename" content="text/sbasic/common/03020304"/><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="seek" xmlns:help="http://openoffice.org/2000/help">
  12.   <p class="Head1"><help:paragraphinfo state="U" number="1"/><help:key-word value="seek; function" tag="kw66592_1"/><a name="seek"/><help:link Id="66592">Seek Function [Runtime]</help:link></p>
  13.   <p class="Paragraph"><help:paragraphinfo state="U" number="2"/>Determines the position for the next writing or reading in a file that was opened with the open statement. <a name="ende"/>The return value corresponds to the value determined by the Seek statement:</p>
  14.   <help:paragraphinfo state="E"/></help:to-be-embedded>
  15.   <p class="Paragraph"><help:paragraphinfo state="U" number="3" xmlns:help="http://openoffice.org/2000/help"/>For random access files, the Seek function returns the number of the next record to be read.</p>
  16.   <p class="Paragraph"><help:paragraphinfo state="U" number="4" xmlns:help="http://openoffice.org/2000/help"/>For all other files, the function returns the byte position at which the next operation is to occur.</p>
  17.   <p class="Paragraph"><help:paragraphinfo state="U" number="5" xmlns:help="http://openoffice.org/2000/help"/>See also: <help:link Id="66386" Eid="open" xmlns:help="http://openoffice.org/2000/help">Open</help:link>, <help:link Id="66552" Eid="seek" xmlns:help="http://openoffice.org/2000/help">Seek</help:link>.</p>
  18.   <p class="Head2"><help:paragraphinfo state="U" number="6" xmlns:help="http://openoffice.org/2000/help"/>Syntax:</p>
  19.   <p class="Paragraph"><help:paragraphinfo state="U" number="7" xmlns:help="http://openoffice.org/2000/help"/>Seek (FileNumber)</p>
  20.   <p class="Head2"><help:paragraphinfo state="U" number="8" xmlns:help="http://openoffice.org/2000/help"/>Return value:</p>
  21.   <p class="Paragraph"><help:paragraphinfo state="U" number="9" xmlns:help="http://openoffice.org/2000/help"/>Long</p>
  22.   <p class="Head2"><help:paragraphinfo state="U" number="10" xmlns:help="http://openoffice.org/2000/help"/>Parameters:</p>
  23.   <p class="Paragraph"><help:paragraphinfo state="U" number="11" xmlns:help="http://openoffice.org/2000/help"/><span class="T1">FileNumber:</span> Returns the file number determined by the Open statement.</p>
  24.   <p class="Head2"><help:paragraphinfo state="U" number="12" xmlns:help="http://openoffice.org/2000/help"/>Example:</p>
  25.   <p class="PropText"><help:paragraphinfo state="U" number="13" xmlns:help="http://openoffice.org/2000/help"/>Sub ExampleSeek</p>
  26.   <p class="PropText"><help:paragraphinfo state="U" number="14" xmlns:help="http://openoffice.org/2000/help"/>Dim i As Integer</p>
  27.   <p class="PropText"><help:paragraphinfo state="U" number="15" xmlns:help="http://openoffice.org/2000/help"/>Dim iNumber As Integer</p>
  28.   <p class="PropText"><help:paragraphinfo state="U" number="16" xmlns:help="http://openoffice.org/2000/help"/>iNumber = Freefile</p>
  29.   <p class="PropText"><help:paragraphinfo state="U" number="17" xmlns:help="http://openoffice.org/2000/help"/>Open "c:\Data.txt" For Random As #iNumber</p>
  30.   <p class="PropText"><help:paragraphinfo state="U" number="18" xmlns:help="http://openoffice.org/2000/help"/>For i = 1 To 10</p>
  31.   <p class="PropText"><help:paragraphinfo state="U" number="19" xmlns:help="http://openoffice.org/2000/help"/>PUT #iNumber, , i</p>
  32.   <p class="PropText"><help:paragraphinfo state="U" number="20" xmlns:help="http://openoffice.org/2000/help"/>Next i</p>
  33.   <p class="PropText"><help:paragraphinfo state="U" number="21" xmlns:help="http://openoffice.org/2000/help"/>Seek #iNumber, 2</p>
  34.   <p class="PropText"><help:paragraphinfo state="U" number="22" xmlns:help="http://openoffice.org/2000/help"/>Get #1, , i</p>
  35.   <p class="PropText"><help:paragraphinfo state="U" number="23" xmlns:help="http://openoffice.org/2000/help"/>Print "Date: "; i;" <text:s text:c="" xmlns:text="http://openoffice.org/2000/text"/>Next Record: "; Seek(iNumber)</p>
  36.   <p class="PropText"><help:paragraphinfo state="U" number="24" xmlns:help="http://openoffice.org/2000/help"/>end sub</p>
  37.   <p class="PropText"><help:paragraphinfo state="U" number="25" xmlns:help="http://openoffice.org/2000/help"/></p>
  38.  </body></html>