Package - detect-port

Node.js implementation of port detector

Who are using or has used

⭐⭐⭐eggjs/egg
⭐⭐⭐alibaba/ice
⭐⭐⭐alibaba/uirecorder
⭐⭐⭐facebook/create-react-app
⭐⭐⭐facebook/flipper
⭐⭐⭐umijs/umi
⭐⭐⭐gatsbyjs/gatsby
⭐⭐⭐electron-react-boilerplate/electron-react-boilerplate
⭐⭐⭐zeit/micro
⭐⭐⭐rails/webpacker
⭐⭐⭐storybookjs/storybook

Usage

$ npm i detect-port --save

const detect = require('detect-port');
/**
 * use as a promise
 */

detect(port)
  .then(_port => {
    if (port == _port) {
      console.log(`port: ${port} was not occupied`);
    } else {
      console.log(`port: ${port} was occupied, try port: ${_port}`);
    }
  })
  .catch(err => {
    console.log(err);
  });

Command Line Tool

$ npm i detect-port -g

Quick Start

# get an available port randomly
$ detect

# detect pointed port
$ detect 80

# output verbose log
$ detect --verbose

# more help
$ detect --help

FAQ

Most likely network error, check that your /etc/hosts and make sure the content below:

127.0.0.1       localhost
255.255.255.255 broadcasthost
::1             localhost

Contributors

_xudafeng	_fengmk2	_ziczhu	_gaearon	_chnliquan	_popomore
_snapre	_yavuzakyuz	_{antife-yinyue}

This project follows the git-contributor spec, auto updated at Wed Sep 21 2022 23:10:27 GMT+0800.

Who are using or has used

Usage

Command Line Tool

Quick Start

FAQ

Contributors

License

Current Tags

33 Versions