Shulou(Shulou.com)05/31 Report--

This article mainly introduces the relevant knowledge of how to use package.json, the content is detailed and easy to understand, the operation is simple and fast, and has a certain reference value. I believe you will gain something after reading this article on how to use package.json. Let's take a look at it.

Use package.json

Package.json is located in the module's directory and is used to define the properties of the package. Next, let's take a look at the package.json file of the express package, which is located in the node_modules/express/package.json content:

{"name": "express", "description": "Fast, unopinionated, minimalist web framework", "version": "4.13.3", "author": {"name": "TJ Holowaychuk", "email": "tj@vision-media.ca"}, "contributors": [{"name": "Aaron Heckmann", "email": "aaron.heckmann+github@gmail.com"} {"name": "Ciaran Jessup", "email": "ciaranj@gmail.com"}, {"name": "Douglas Christopher Wilson", "email": "doug@somethingdoug.com"}, {"name": "Guillermo Rauch", "email": "rauchg@gmail.com"}, {"name": "Jonathan Ong" "email": "me@jongleberry.com", {"name": "Roman Shtylman", "email": "shtylman+expressjs@gmail.com"}, {"name": "Young Jae Sim", "email": "hanul@hanul.me"}], "license": "MIT", "repository": {"type": "git" "url": "git+ https://github.com/strongloop/express.git"}," homepage ":" http://expressjs.com/", "keywords": ["express", "framework", "sinatra", "web", "rest", "restful", "router", "app", "api"], "dependencies": {"accepts": "~ 1.2.12" "array-flatten": "1.1.1", "content-disposition": "0.5.0", "content-type": "~ 1.0.1", "cookie": "0.1.3", "cookie-signature": "1.0.6", "debug": "~ 2.2.0", "depd": "~ 1.0.1", "escape-html": "1.0.2" "etag": "~ 1.7.0", "finalhandler": "0.4.0", "fresh": "0.3.0", "merge-descriptors": "1.0.0", "methods": "~ 1.1.1", "on-finished": "~ 2.3.0", "parseurl": "~ 1.3.0", "path-to-regexp": "0.1.7" "proxy-addr": "~ 1.0.8", "qs": "4.0.0", "range-parser": "~ 1.0.2", "send": "0.13.0", "serve-static": "~ 1.10.0", "type-is": "~ 1.6.6", "utils-merge": "1.0.0", "vary": "~ 1.0.1"} "devDependencies": {"after": "0.8.1", "ejs": "2.3.3", "istanbul": "0.3.17", "marked": "0.3.5", "mocha": "2.2.5", "should": "7.0.2", "supertest": "1.0.1", "body-parser": "~ 1.13.3" "connect-redis": "~ 2.4.1", "cookie-parser": "~ 1.3.5", "cookie-session": "~ 1.2.0", "express-session": "~ 1.11.3", "jade": "~ 1.11.0", "method-override": "~ 2.3.5", "morgan": "~ 1.6.1", "multiparty": "~ 4.1.2" "vhost": "~ 3.0.1"}, "engines": {"node": "> = 0.10.0"}, "files": ["LICENSE", "History.md", "Readme.md", "index.js", "lib/"], "scripts": {"test": "mocha-require test/support/env-reporter spec-bail-check-leaks test/ test/acceptance/" "test-ci": "istanbul cover node_modules/mocha/bin/_mocha-report lcovonly-require test/support/env-reporter spec-check-leaks test/ test/acceptance/", "test-cov": "istanbul cover node_modules/mocha/bin/_mocha-require test/support/env-reporter dot-check-leaks test/ test/acceptance/" "test-tap": "mocha-require test/support/env-reporter tap-check-leaks test/ test/acceptance/"}, "gitHead": "ef7ad681b245fba023843ce94f6bcb8e275bbb8e", "bugs": {"url": "https://github.com/strongloop/express/issues"}," _ id ":" express@4.13.3 "," _ shasum ":" ddb2f1fb4502bf33598d2b032b037960ca6c80a3 "," _ from ":" express@* " "_ npmVersion": "1.4.28", "_ npmUser": {"name": "dougwilson", "email": "doug@somethingdoug.com"}, "maintainers": [{"name": "tjholowaychuk", "email": "tj@vision-media.ca"}, {"name": "jongleberry", "email": "jonathanrichardong@gmail.com"} {"name": "dougwilson", "email": "doug@somethingdoug.com"}, {"name": "rfeng", "email": "enjoyjava@gmail.com"}, {"name": "aredridel", "email": "aredridel@dinhe.net"}, {"name": "strongloop" "email": "callback@strongloop.com"}, {"name": "defunctzombie", "email": "shtylman@gmail.com"}], "dist": {"shasum": "ddb2f1fb4502bf33598d2b032b037960ca6c80a3", "tarball": "http://registry.npmjs.org/express/-/express-4.13.3.tgz"}," directories ": {} "_ resolved": "https://registry.npmjs.org/express/-/express-4.13.3.tgz"," readme ":" ERROR: No README data found! "} Package.json attribute description

Name-package name.

Version-the version number of the package.

Description-description of the package.

Homepage-url, the official website of the package.

Author-the name of the author of the package.

Contributors-the name of the other contributor to the package.

Dependencies-list of dependent packages. If the dependency package is not installed, npm automatically installs the dependency package in the node_module directory.

Repository-the type of place where the package code is stored, which can be git or svn,git on Github.

The main-main field specifies the program's main entry file, which is loaded by require ('moduleName'). The default value for this field is index.js under the module root.

Keywords-keyword

This is the end of the article on "how to use package.json". Thank you for reading! I believe you all have a certain understanding of "how to use package.json". If you want to learn more, you are welcome to follow the industry information channel.

Welcome to subscribe "Shulou Technology Information " to get latest news, interesting things and hot topics in the IT industry, and controls the hottest and latest Internet news, technology news and IT industry trends.