【问题标题】:Downgrade to Angular 4.3.3 version after errors in Angular 5Angular 5 出错后降级到 Angular 4.3.3 版本
【发布时间】:2017-11-09 21:48:25
【问题描述】:

有降级Angular 版本的好方法吗?我的package.json 看起来像:

  "dependencies": {
    "@angular/animations": "^4.0.0",
    "@angular/common": "^4.0.0",
    "@angular/compiler": "^4.0.0",
    "@angular/core": "^4.0.0",
    "@angular/forms": "^4.0.0",
    "@angular/http": "^4.0.0",
    "@angular/platform-browser": "^4.0.0",
    "@angular/platform-browser-dynamic": "^4.0.0",
    "@angular/router": "^4.0.0",
    "bootstrap": "^3.3.7",
    "core-js": "^2.4.1",
    "rxjs": "^5.4.1",
    "zone.js": "^0.8.14"
  },
  "devDependencies": {
    "@angular/cli": "1.2.6",
    "@angular/compiler-cli": "^4.0.0",
    "@angular/language-service": "^4.0.0",
    "@types/jasmine": "~2.5.53",
    "@types/jasminewd2": "~2.0.2",
    "@types/node": "~6.0.60",
    "codelyzer": "~3.0.1",
    "jasmine-core": "~2.6.2",
    "jasmine-spec-reporter": "~4.1.0",
    "karma": "~1.7.0",
    "karma-chrome-launcher": "~2.1.1",
    "karma-cli": "~1.0.1",
    "karma-coverage-istanbul-reporter": "^1.2.1",
    "karma-jasmine": "~1.1.0",
    "karma-jasmine-html-reporter": "^0.2.2",
    "protractor": "~5.1.2",
    "ts-node": "~3.0.4",
    "tslint": "~5.3.2",
    "typescript": "~2.3.3"
  }

所以它采用了最新版本的Angular - 我认为是 v.5,它会引发奇怪的错误,例如:

http://localhost:8091/main.(..).bundle.js net::ERR_ABORTED

因此,如果可能,我想将项目中的Angular 版本设置为v.4.3.3?或者也许有一个很好的解决方法来解决上述错误?

【问题讨论】:

  • 移除 node_modules 文件夹并执行 npm install

标签: angular version angular-cli downgrade


【解决方案1】:
rm -rf node_modules
npm install

【讨论】:

  • 你可以添加一些描述
  • 仅仅更改 package.json 中的版本是不够的。由于所有软件包都被下载到 node_modules 文件夹,最干净的方法是删除该文件夹(在 linux/mac 上为 rm -rf)并运行“npm install”命令再次下载。
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