npm
inspect-js/hasOwn
A robust, ES3 compatible, "has own property" predicate.
MITSep 16, 2026 · metrics 2.10.0
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#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.
16 records
npm
inspect-js/has-symbols
Determine if the JS environment has Symbol support. Supports spec, or shams.
MITSep 16, 2026 · metrics 2.10.0
npm
inspect-js/has-proto
Does this environment have the ability to set the [[Prototype]] of an object on creation with `__proto__`?
MITSep 16, 2026 · metrics 2.10.0
npm
sindresorhus/has-yarn
Check if a project is using Yarn
MITSep 15, 2026 · metrics 2.10.0
npm
inspect-js/has-property-descriptors
Does the environment have full property descriptor support? Handles IE 8's broken defineProperty/gOPD.
MITSep 16, 2026 · metrics 2.10.0
npm
syntax-tree/hast-util-has-property
utility to check if a node has a property
MITSep 23, 2026 · metrics 2.10.0
npm
chalk/has-ansi
Check if a string has ANSI escape codes
MITSep 15, 2026 · metrics 2.10.0
npm
jonschlinkert/has-value
Returns true if a value exists, false if empty. Works with deeply nested values using object paths.
MITSep 15, 2026 · metrics 2.10.0
npm
jonschlinkert/cache-base
Basic object store with methods like get/set/extend/omit
MITSep 15, 2026 · metrics 2.10.0
npm
jonschlinkert/for-own
Iterate over the own enumerable properties of an object, and return an object with properties that evaluate to true from the callback. Exit early by returning `false`.
MITSep 23, 2026 · metrics 2.10.0
npm
jonschlinkert/has-values
Returns true if any values exist, false if empty. Works for booleans, functions, numbers, strings, nulls, objects and arrays.
MITSep 15, 2026 · metrics 2.10.0
npm
sindresorhus/has-flag
Check if argv has a specific flag
MITSep 16, 2026 · metrics 2.10.0
npm
jonschlinkert/for-in
Iterate over the enumerable properties of an object, and return an object with properties that evaluate to true from the callback. Exit early by returning `false`.
MITOct 21, 2026 · metrics 2.10.0
npm
jonschlinkert/set-value
Set nested properties on an object using dot-notation.
MITSep 15, 2026 · metrics 2.10.0
npm
jonschlinkert/union-value
Set an array of unique values as the property of an object. Supports setting deeply nested properties using using object-paths/dot notation. Node.js/JavaScript util.
MITSep 15, 2026 · metrics 2.10.0
npm
jonschlinkert/map-cache
Basic cache object for storing key-value pairs. Based on MapCache in Lo-dash 3.0
MITSep 15, 2026 · metrics 2.10.0