Math.LOG2E

The Math.LOG2E static data property represents the base 2 logarithm of e, approximately 1.443.

Try it

function getLog2e() {
  return Math.LOG2E;
}

console.log(getLog2e());
// Expected output: 1.4426950408889634

Value

𝙼𝚊𝚝𝚑.𝙻𝙾𝙶𝟸𝙴=log2(e)≈1.443\mathtt{Math.LOG2E} = \log_2(\mathrm{e}) \approx 1.443
Property attributes of Math.LOG2E
Writableno
Enumerableno
Configurableno

Description

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).

Examples

undefined

Using Math.LOG2E

The following function returns the base 2 logarithm of e:

js
function getLog2e() {
  return Math.LOG2E;
}

getLog2e(); // 1.4426950408889634

Specifications

See also