log() returns the natural logarithm of a number.
Syntax: log(expression)
Returns: A Float.
Arguments
| Name | Description |
| expression | A numeric expression. |
Example
RETURN log(5)
The value returned will be the natural log of 5, which is 1.6094379124341003.
Considerations
log(null)returnsnull.log(0)returns-Infinity.log(<Any negative number>)returnsNaN(Not a Number).
Example
RETURN log(1)
Returns the following Result
log(1) |
0.0 |
Example
RETURN log(7)
Returns the following Result
log(7) |
1.9459101490553132 |
Example
RETURN log(2.737)
Returns the following Result
log(2.737) |
1.006862430058542 |
Example
RETURN log(-1)
Returns the following Result
log(-1) |
NaN |
Note– log(<Any Negative Number>) returns NaN.
Example
RETURN log(null)
Returns the following Result
log(null) |
null |
Note– log(null) returns null.
Example
RETURN log(0)
Returns the following Result
log(0) |
-Infinity |
Note– log(0) returns -Infinity.