Math.LN2
Baseline
Widely available
This feature is well established and works across many devices and browser versions. Itās been available across browsers since āØJuly 2015ā©.
The Math.LN2 static data property represents the natural logarithm of 2, approximately 0.693:
Try it
function getNatLog2() {
return Math.LN2;
}
console.log(getNatLog2());
// Expected output: 0.6931471805599453
Value
Property attributes of Math.LN2 | |
|---|---|
| Writable | no |
| Enumerable | no |
| Configurable | no |
Description
Because LN2 is a static property of Math, you always use it as Math.LN2, rather than as a property of a Math object you created (Math is not a constructor).
Examples
Using Math.LN2
The following function returns the natural log of 2:
js
function getNatLog2() {
return Math.LN2;
}
getNatLog2(); // 0.6931471805599453
Specifications
| Specification |
|---|
| ECMAScriptĀ® 2026 LanguageĀ Specification # sec-math.ln2 |