The Math.LOG2E
property represents the base 2 logarithm of e, approximately 1.442:
Property attributes of Math.LOG2E
| |
---|---|
Writable | no |
Enumerable | no |
Configurable | no |
Because LOG2E
is a static property of Math
, you always use it as Math.LOG2E
, rather than as a property of a Math
object you created (Math
is not a constructor).
The following function returns the base 2 logarithm of e:
function getLog2e() { return Math.LOG2E; } getLog2e(); // 1.4426950408889634
Desktop | ||||||
---|---|---|---|---|---|---|
LOG2E |
1 | 12 | 1 | 3 | 3 | 1 |
Mobile | ||||||
---|---|---|---|---|---|---|
LOG2E |
1 | 18 | 4 | 10.1 | 1 | 1.0 |
Server | |
---|---|
LOG2E |
0.1.100 |
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https://wiki.developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Math/LOG2E