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Extensible Markup Language  |  2002-01-24  |  1.9 KB  |  35 lines
  1. <?xml version="1.0" encoding="utf-8"?>
  2. <html><head><title>Not-Operator [Runtime]</title><meta name="filename" content="text/sbasic/common/03060400"/><meta name="language" content="en-US"/><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.         p.P2{
  7.                 }
  8.         span.T1{
  9.                 font-weight:bold;}
  10.         </style></head><body>
  11.   
  12.   
  13.   <help:to-be-embedded Eid="not" xmlns:help="http://openoffice.org/2000/help">
  14.   <p class="Head1"><help:link Id="66420">Not-Operator [Runtime]</help:link></p>
  15.   <p class="Paragraph">Used to negate an expression by inverting the bit values.</p>
  16.   </help:to-be-embedded>
  17.   <p class="Paragraph"><span class="T1">Syntax</span>:</p>
  18.   <p class="Paragraph">Result = Not Expression <help:key-word value="Not" tag="kw66420_1" xmlns:help="http://openoffice.org/2000/help"/></p>
  19.   <p class="Paragraph"><span class="T1">Parameter</span>:</p>
  20.   <p class="Paragraph">Result: Any numeric variable that contains the result of the negation.</p>
  21.   <p class="Paragraph">Not Expression : Any expression to be negated.</p>
  22.   <p class="Paragraph">When negating a Boolean expression, the value True becomes False, and vice versa.</p>
  23.   <p class="Paragraph">In a bitwise negation each individual bit is inverted.</p>
  24.   <p class="P2">Example:</p>
  25.   <p class="PropText">Sub ExampleNot</p>
  26.   <p class="PropText">Dim vA as Variant, vB as Variant, vC as Variant, vD as Variant</p>
  27.   <p class="PropText">Dim vOut as Variant</p>
  28.   <p class="PropText">vA = 10: vB = 8: vC = 6: vD = Null</p>
  29.   <p class="PropText">vOut = Not vA REM Returns -11</p>
  30.   <p class="PropText">vOut = Not(vC > vD) REM Returns 0</p>
  31.   <p class="PropText">vOut = Not(vB > vA) REM Returns -1</p>
  32.   <p class="PropText">vOut = Not(vA > vB) REM Returns 0</p>
  33.   <p class="PropText">end Sub</p>
  34.   <p class="PropText"/>
  35.  </body></html>