Math.LN10 - JavaScript 编辑

The Math.LN10 property represents the natural logarithm of 10, approximately 2.302:

$$\mathtt{\mi{Math.LN10}} = \ln(10) \approx 2.302$$

The source for this interactive example is stored in a GitHub repository. If you'd like to contribute to the interactive examples project, please clone https://github.com/mdn/interactive-examples and send us a pull request.

The source for this interactive example is stored in a GitHub repository. If you'd like to contribute to the interactive examples project, please clone https://github.com/mdn/interactive-examples and send us a pull request.

Property attributes of Math.LN10
Writable	no
Enumerable	no
Configurable	no

Description

Because LN10 is a static property of Math, you always use it as Math.LN10, rather than as a property of a Math object you created (Math is not a constructor).

Examples

Using Math.LN10

The following function returns the natural log of 10:

function getNatLog10() {
  return Math.LN10;
}

getNatLog10(); // 2.302585092994046

Specifications

Specification
ECMAScript (ECMA-262) The definition of 'Math.LN10' in that specification.

Browser compatibility

BCD tables only load in the browser

See also

• Math.exp()
• Math.log()
• Math.log10()