Math.LOG2E

The Math.LOG2E static data property represents the base 2 logarithm of e, approximately 1.442.

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Value

𝙼𝚊𝚝𝚑.𝙻𝙾𝙶𝟸𝙴 = log 2 ( e ) ≈ 1.442 \mathtt{\mi{Math.LOG2E}} = \log_2(\mathrm{e}) \approx 1.442

Property attributes of Math.LOG2E
Writable no
Enumerable no
Configurable no

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

Using Math.LOG2E

The following function returns the base 2 logarithm of e:

js

function getLog2e() {
  return Math.LOG2E;
}

getLog2e(); // 1.4426950408889634

Specifications

Specification
ECMAScript Language Specification
# sec-math.log2e

Browser compatibility

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See also