Microsoft® Visual Basic® Scripting Edition Log Function | Language Reference Version 1

See Also

##### Description

> Returns the natural logarithm of a number.

##### Syntax

> Log(number)

> The number argument can be any valid numeric expression greater than 0.

##### Remarks

> The natural logarithm is the logarithm to the base e. The constant e is approximately 2.718282.

> You can calculate base-n logarithms for any number x by dividing the natural logarithm of x by the natural logarithm of n as follows:

> >     Logn(x) = Log(x) / Log(n)

> The following example illustrates a custom Function that calculates base-10 logarithms:

> >     Function Log10(X)
> >         Log10 = Log(X) / Log(10)
> >     End Function

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