num x
) Converts x
to a double and returns the natural logarithm of the value.
Returns negative infinity if x
is equal to zero.
Returns NaN if x
is NaN or less than zero.
Source
/**
* Converts [x] to a double and returns the natural logarithm of the value.
* Returns negative infinity if [x] is equal to zero.
* Returns NaN if [x] is NaN or less than zero.
*/
external double log(num x);