Catalogue tag

#has

Every repository in the public record carrying this tag — from its GitHub topics or the keywords its package registries publish. Health is measured under the same versioned methodology as the rest of the record.

5 records

Tagged “has”Ranked by health index

npm

54Moderatehealth index

inspect-js/has-symbols

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

JavaScript★ 18↓ 645M/moJul 22, 2026

MITJul 22, 2026 · metrics 1.13.0

npm

54Moderatehealth index

inspect-js/hasOwn

A robust, ES3 compatible, "has own property" predicate.

JavaScript★ 2↓ 887M/moJul 22, 2026

MITJul 22, 2026 · metrics 1.13.0

npm

49At riskhealth index

inspect-js/has-proto

Does this environment have the ability to set the [[Prototype]] of an object on creation with `__proto__`?

JavaScript★ 6↓ 312M/moJul 22, 2026

MITJul 22, 2026 · metrics 1.13.0

npm

47At riskhealth index

inspect-js/has-property-descriptors

Does the environment have full property descriptor support? Handles IE 8's broken defineProperty/gOPD.

JavaScript★ 3↓ 389M/moJul 22, 2026

MITJul 22, 2026 · metrics 1.13.0

npm

37At riskhealth index

sindresorhus/has-flag

Check if argv has a specific flag

JavaScript · TypeScript★ 96↓ 1.1B/moJul 22, 2026

MITJul 22, 2026 · metrics 1.13.0