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JamesIves b0873d092b 3.4.3 Dependencies		2020-03-31 08:57:48 -04:00
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index.d.ts	Dependencies Required	2020-01-28 00:07:56 -05:00
index.js	Dependencies Required	2020-01-28 00:07:56 -05:00
license	Dependencies Required	2020-01-28 00:07:56 -05:00
package.json	3.4.3 Dependencies	2020-03-31 08:57:48 -04:00
readme.md	Dependencies Required	2020-01-28 00:07:56 -05:00

readme.md

has-flag

Check if argv has a specific flag

Correctly stops looking after an -- argument terminator.

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Install

$ npm install has-flag

Usage

// foo.js
const hasFlag = require('has-flag');

hasFlag('unicorn');
//=> true

hasFlag('--unicorn');
//=> true

hasFlag('f');
//=> true

hasFlag('-f');
//=> true

hasFlag('foo=bar');
//=> true

hasFlag('foo');
//=> false

hasFlag('rainbow');
//=> false

$ node foo.js -f --unicorn --foo=bar -- --rainbow

API

hasFlag(flag, [argv])

Returns a boolean for whether the flag exists.

flag

Type: string

CLI flag to look for. The -- prefix is optional.

argv

Type: string[]
Default: process.argv

CLI arguments.

Security

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