History

Ahmet Guzererler 7dd7a5c0b6 fix: migrate backend to port 8088 and use 127.0.0.1 to avoid macOS system conflicts - move backend port from 8001 to 8088 - update frontend to use 127.0.0.1 explicitly instead of localhost - add request/response logging middleware to backend - fix explicit CORS origin matching for browser compatibility		2026-03-22 22:51:09 +01:00
..
index.d.ts	fix: migrate backend to port 8088 and use 127.0.0.1 to avoid macOS system conflicts	2026-03-22 22:51:09 +01:00
index.js	fix: migrate backend to port 8088 and use 127.0.0.1 to avoid macOS system conflicts	2026-03-22 22:51:09 +01:00
license	fix: migrate backend to port 8088 and use 127.0.0.1 to avoid macOS system conflicts	2026-03-22 22:51:09 +01:00
package.json	fix: migrate backend to port 8088 and use 127.0.0.1 to avoid macOS system conflicts	2026-03-22 22:51:09 +01:00
readme.md	fix: migrate backend to port 8088 and use 127.0.0.1 to avoid macOS system conflicts	2026-03-22 22:51:09 +01:00

readme.md

has-flag

Check if argv has a specific flag

Correctly stops looking after an -- argument terminator.

Get professional support for this package with a Tidelift subscription
_{Tidelift helps make open source sustainable for maintainers while giving companies
assurances about security, maintenance, and licensing for their dependencies.}

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

To report a security vulnerability, please use the Tidelift security contact. Tidelift will coordinate the fix and disclosure.