Math.log10()
Baseline Widely available
This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.
概述
Math.log10()
函数返回一个数字以 10 为底的对数。
语法
Math.log10(x)
参数
x
-
任意数字。
描述
如果传入的参数小于 0,则返回 NaN.
示例
js
Math.log10(10); // 1
Math.log10(100); // 2
Math.log10("100"); // 2
Math.log10(1); // 0
Math.log10(0); // -Infinity
Math.log10(-2); // NaN
Math.log10("foo"); // NaN
规范
Specification |
---|
ECMAScript® 2025 Language Specification # sec-math.log10 |
浏览器兼容性
Report problems with this compatibility data on GitHubdesktop | mobile | server | ||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
log10 |
Legend
Tip: you can click/tap on a cell for more information.
- Full support
- Full support
The compatibility table on this page is generated from structured data. If you'd like to contribute to the data, please check out https://github.com/mdn/browser-compat-data and send us a pull request.