# @tsdotnet/type

> A set of useful utility functions for JavaScript run-time type checking and inspection.

Latest version **1.2.8** (published 2026-03-16) · MIT license · 0 weekly downloads

## Install

```sh
npm install @tsdotnet/type
pnpm add @tsdotnet/type
yarn add @tsdotnet/type
bun add @tsdotnet/type
```

## Health

**Score 65/100 (B)** — status: stable.

Positive: has types; esm support; no vulnerabilities; high maintenance score; high quality score.

Warnings: low downloads.

## Facts

| | |
|---|---|
| Version | 1.2.8 |
| Published | 2026-03-16 |
| First published | 2020-05-20 |
| Weekly downloads | 0 |
| License | MIT |
| TypeScript types | bundled |
| Module format | ESM |
| Dependencies | 2 |
| Unpacked size | 25.1 KB |
| Known vulnerabilities | 0 |
| Install scripts | no |
| GitHub stars | 0 |
| Author | electricessence |
| Maintainers | electricessence |
| Keywords | typeof, primitive, property, member, type check, type checking, has member, has member of |

## Links

- npm: https://www.npmjs.com/package/@tsdotnet/type
- Repository: https://github.com/tsdotnet/type
- Homepage: https://github.com/tsdotnet/type#readme
- Issues: https://github.com/tsdotnet/type/issues
- npm.io page: https://npm.io/package/@tsdotnet/type

## Dependencies (2)

- [tslib](https://npm.io/package/tslib.md) ^2.8.1
- [@tsdotnet/common-interfaces](https://npm.io/package/@tsdotnet/common-interfaces.md) ^1.0.6

## Recent versions

- 1.2.8 (latest) — 2026-03-16
- 1.2.7 — 2025-08-25
- 1.2.6 — 2025-08-25
- 1.2.5 — 2025-08-24
- 1.2.4 — 2025-08-18
- 1.2.3 — 2025-08-18
- 1.2.2 — 2025-08-16
- 1.2.1 — 2025-08-16
- 1.2.0 — 2025-08-16
- 1.1.1 — 2025-08-16
- 1.1.0 — 2025-08-16
- 1.0.14 — 2022-12-17
- 1.0.13 — 2022-02-12
- 1.0.12 — 2022-02-11
- 1.0.11 — 2021-04-21
- … 9 more at https://npm.io/package/@tsdotnet/type/versions

## README

# ![alt text](https://avatars1.githubusercontent.com/u/64487547?s=30 "tsdotnet") tsdotnet / type

[![GitHub license](https://img.shields.io/badge/license-MIT-blue.svg?style=flat-square)](https://github.com/tsdotnet/type/blob/master/LICENSE)
[![npm version](https://img.shields.io/npm/v/@tsdotnet/type.svg?style=flat-square)](https://www.npmjs.com/package/@tsdotnet/type)

A set of useful utility functions for JavaScript run-time type checking and inspection.

## Docs

[tsdotnet.github.io/type](https://tsdotnet.github.io/type/modules/type.html)

---
_Source: https://npm.io/package/@tsdotnet/type · Machine-readable twin of the npm.io package page. Health data is recomputed on every publish._