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canirequire › CommonJS › has-tostringtag

Is has-tostringtag ESM-only? Can you require() it?

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

Last verified Sep 9, 2026 against has-tostringtag@1.0.2. JSON

CommonJS CommonJS — require() works on every Node.js version

has-tostringtag ships CommonJS only. require("has-tostringtag") works everywhere. import "has-tostringtag" also works because Node.js and Bun can import CommonJS from ES modules, but only the default export is guaranteed; named imports depend on Node's static analysis of the module.

Latest
1.0.2 (Feb 1, 2024)
Module format
CommonJS
Last CommonJS version
1.0.2
TypeScript types
Bundled
Node engines
>= 0.4
Weekly downloads
107.2M
License
MIT

Does has-tostringtag@1.0.2 actually load? Runtime test results

Installed and executed on Sep 9, 2026 with require("has-tostringtag") from a CommonJS file and import "has-tostringtag" from an ES module.

Runtimerequire("has-tostringtag")import "has-tostringtag"
Node.js 18✓ works✓ works
Node.js 20✓ works✓ works
Node.js 22✓ works✓ works
Node.js 24✓ works✓ works
Node.js 26✓ works✓ works
Bun 1.4✓ works✓ works

How to import has-tostringtag

ES modules (import)

import hasTostringtag from "has-tostringtag";

Named imports from a CommonJS package only work when Node.js can statically detect them. If a named import fails, use the default import and destructure.

CommonJS (require)

const hasTostringtag = require("has-tostringtag");

Module format by version

Derived from the type, main and exports fields of every stable release on npm (3 versions; the newest 3 shown).

VersionsFormatFirst published
1.0.0 – 1.0.2CommonJSAug 5, 2021

Frequently asked

Is has-tostringtag ESM-only?

has-tostringtag@1.0.2 is a CommonJS package. has-tostringtag ships CommonJS only. require("has-tostringtag") works everywhere. import "has-tostringtag" also works because Node.js and Bun can import CommonJS from ES modules, but only the default export is guaranteed; named imports depend on Node's static analysis of the module.

Can I import has-tostringtag with ES module syntax?

Yes. import hasTostringtag from "has-tostringtag" works in Node.js and Bun because they support importing CommonJS modules. Named imports work only when Node.js can statically detect the exports.

Does has-tostringtag work in Bun?

Yes. import "has-tostringtag" loaded successfully in Bun 1.4 on Sep 9, 2026.

Does has-tostringtag ship TypeScript types?

Yes. has-tostringtag bundles its own type declarations; no @types package is needed.

Links

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