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CDBL Function Details
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CDBL Function Details
 
Syntax
  CDBL(numeric-expression)
 
The numeric-expression may be any numeric expression. This function
has the same effect as assigning the numeric expression to a
double-precision variable.
 
Note that the results of CDBL are no more accurate than the original
expression. The added digits of precision are not significant unless
the expression is calculated with double-precision accuracy.