AngularJs多數會配置package.json文件javascript
文件中定義了項目模塊和標識了項目的基本信息html
name--項目名稱 version--項目版本 script--指定了腳本命令行的縮寫 license--許可證java
"name": "donglt", "version": "5211", "license": "****", "scripts": { "ng": "ng", "start": "ng serve --proxy-config proxy.conf.json --port 4200", "build": "ng build --prod", "test": "ng ***", "lint": "ng ***", "e2e": "ng e2e" },
dependecies--項目運行時須要依賴的模塊,devDependencies---項目開發時須要依賴的模塊node
它們都指向一個對象。該對象的各個成員,分別由模塊名和對應的版本要求組成,表示依賴的模塊及其版本範圍。web
1 { 2 "dependencies": { 3 "@angular/common": "~2.1.1", 4 "@angular/compiler": "~2.1.1", 5 "@angular/core": "~2.1.1", 6 "@angular/forms": "~2.1.1", 7 "@angular/http": "~2.1.1", 8 "@angular/platform-browser": "~2.1.1", 9 "@angular/platform-browser-dynamic": "~2.1.1", 10 "@angular/router": "~3.1.1", 11 "@angular/upgrade": "~2.1.1", 12 "angular-in-memory-web-api": "~0.1.13", 13 "core-js": "^2.4.1", 14 "reflect-metadata": "^0.1.8", 15 "rxjs": "5.0.0-beta.12", 16 "systemjs": "0.19.39", 17 "zone.js": "^0.6.25" 18 }, 19 "devDependencies": { 20 "@types/core-js": "^0.9.34", 21 "@types/node": "^6.0.45", 22 "concurrently": "^3.0.0", 23 "lite-server": "^2.2.2", 24 "typescript": "^2.0.3" 25 } 26 }
普及:typescript
1.2.2
,遵循「大版本.次要版本.小版本」的格式規定,安裝時只安裝指定版本。~1.2.2
,表示安裝1.2.x的最新版本(不低於1.2.2),可是不安裝1.3.x,也就是說安裝時不改變大版本號和次要版本號。config
字段用於添加命令行的環境變量。npm
$ npm config set foo:port 80
原文路徑:http://javascript.ruanyifeng.com/nodejs/packagejson.htmljson