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CDblbeforereadingbasicsyntaxcrystalsyntax

Returns the numeric value of the argument.
The number interpretation pattern depends on the server locale (see the following sample).

CDbl( "2,5" )
returns on English server: 25
returns on German server:  2.5

CDbl( X )

X	either a number, a string, or a currency, each of which will be converted to a number.

Numeric value.

CDbl(1234)        // 1234.0
CDbl("1234.124")  // 1234.124
CDbl("$24.99")    // 24.99