has-symbols

Determine if the JS environment has Symbol support. Supports spec, or shams.

MIT 5 个版本

Symbol symbols typeof sham polyfill native core-js ES6

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安装

npm install has-symbols

yarn add has-symbols

pnpm add has-symbols

bun add has-symbols

README

has-symbols

Determine if the JS environment has Symbol support. Supports spec, or shams.

Example

var hasSymbols = require('has-symbols');

hasSymbols() === true; // if the environment has native Symbol support. Not polyfillable, not forgeable.

var hasSymbolsKinda = require('has-symbols/shams');
hasSymbolsKinda() === true; // if the environment has a Symbol sham that mostly follows the spec.

Supported Symbol shams

get-own-property-symbols npm | github
core-js npm | github

Tests

Simply clone the repo, npm install, and run npm test

版本列表

1.1.0 2024-12-02

1.0.3 2022-03-01

1.0.2 2021-02-27

1.0.1 2019-11-17

1.0.0 2016-09-19