System.Ln
Delphi
function Ln(const X: Extended): Extended;
C++
extern DELPHI_PACKAGE Extended __fastcall Ln(const Extended X);
Properties
Type | Visibility | Source | Unit | Parent |
---|---|---|---|---|
function | public | System.pas System.hpp |
System | System |
Description
Returns the natural logarithm of a real expression.
In Delphi code, Ln returns the natural logarithm (Ln(e) = 1) of the real-type expression X.
See Also
Code Examples