https://github.com/dustinspecker/is-proto-prop

Does a JS type's prototype have a property
https://github.com/dustinspecker/is-proto-prop

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Does a JS type's prototype have a property

• Host: GitHub
• URL: https://github.com/dustinspecker/is-proto-prop
• Owner: dustinspecker
• License: mit
• Created: 2015-11-01T01:59:48.000Z (about 9 years ago)
• Default Branch: main
• Last Pushed: 2024-05-23T01:58:38.000Z (6 months ago)
• Last Synced: 2024-05-23T02:22:51.739Z (6 months ago)
• Language: JavaScript
• Size: 29.3 KB
• Stars: 1
• Watchers: 3
• Forks: 1
• Open Issues: 0
• Metadata Files:
  • Readme: README.md
  • License: LICENSE.md

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README

        
# is-proto-prop

[![NPM version](https://badge.fury.io/js/is-proto-prop.svg)](https://badge.fury.io/js/is-proto-prop) [![Coverage Status](https://img.shields.io/coveralls/dustinspecker/is-proto-prop.svg)](https://coveralls.io/r/dustinspecker/is-proto-prop?branch=master)

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> Does a JS type's prototype have a property

## Install

```

npm install --save is-proto-prop

```

## Usage

### ES2015

```javascript

import isProtoProp from 'is-proto-prop';

isProtoProp('array', 'length');

// => true

isProtoProp('Error', 'ignore');

// => false

// `is-proto-props` can only verify native JS types

isProtoProp('gulp', 'task');

// => false

```

## API

### isProtoProp(type, propertyName)

Returns a `Boolean` if `propertyName` is on `type`'s prototype.

#### type

type: `string`

JS type to examine the prototype of. Note: `is-proto-prop` only looks at native JS types.

#### propertyName

type: `string`

Property name to look for on `type`'s prototype. Note: `propertyName` is case sensitive.

## LICENSE

MIT © [Dustin Specker](https://github.com/dustinspecker)