然后我通过命令 ng serve 启动应用程序，在控制台上看到错误：
VM1018:2297 Uncaught SyntaxError: Unexpected token export
at eval (<anonymous>)
at webpackJsonp.../../../../script-loader/addScript.js.module.exports (addScript.js:9)
at Object.../../../../script-loader/index.js!../../../../popper.js/dist/popper.js (popper.js?6efa:1)
at __webpack_require__ (bootstrap 88f7324…:54)
at Object.2 (scripts.bundle.js:66)
at __webpack_require__ (bootstrap 88f7324…:54)
at webpackJsonpCallback (bootstrap 88f7324…:25)
at scripts.bundle.js:1
webpackJsonp.../../../../script-loader/addScript.js.module.exports @ addScript.js:9
../../../../script-loader/index.js!../../../../popper.js/dist/popper.js @ popper.js?6efa:1
__webpack_require__ @ bootstrap 88f7324…:54
2 @ scripts.bundle.js:66
__webpack_require__ @ bootstrap 88f7324…:54
webpackJsonpCallback @ bootstrap 88f7324…:25
(anonymous) @ scripts.bundle.js:1
只需启动 Angular 应用程序，安装：Bootstrap、jQuery 和 Popper.js，然后将样式和脚本文件添加到 angular-cli.json/angular.json。
angular-cli.json/angular.json：
{
"$schema": "./node_modules/@angular/cli/lib/config/schema.json",
"project": {
"name": "Web"
},
"apps": [
{
"root": "src",
"outDir": "build",
"assets": [
"assets",
"favicon.ico"
],
"index": "index.html",
"main": "main.ts",
"polyfills": "polyfills.ts",
"test": "test.ts",
"tsconfig": "tsconfig.app.json",
"testTsconfig": "tsconfig.spec.json",
"prefix": "app",
"styles": [
"../node_modules/bootstrap/dist/css/bootstrap.min.css",
"styles.css"
],
"scripts": [
"../node_modules/jquery/dist/jquery.min.js",
"../node_modules/popper.js/dist/popper.js",
"../node_modules/bootstrap/dist/js/bootstrap.min.js"
],
"environmentSource": "environments/environment.ts",
"environments": {
"dev": "environments/environment.ts",
"prod": "environments/environment.prod.ts"
}
}
],
"e2e": {
"protractor": {
"config": "./protractor.conf.js"
}
},
"lint": [
{
"project": "src/tsconfig.app.json",
"exclude": "**/node_modules/**"
},
{
"project": "src/tsconfig.spec.json",
"exclude": "**/node_modules/**"
},
{
"project": "e2e/tsconfig.e2e.json",
"exclude": "**/node_modules/**"
}
],
"test": {
"karma": {
"config": "./karma.conf.js"
}
},
"defaults": {
"styleExt": "css",
"component": {}
}
}
我使用:
node 8.4.0
npm 5.3.0
jquery 3.2.1
bootstrap 4 beta
我在哪里犯了错？有一些文本或其他东西，用大量代码发布这个问题（我的英语非常糟糕，我知道...）
我的package.json文件中有以下内容：
{
"name": "web",
"version": "0.0.0",
"license": "MIT",
"scripts": {
"ng": "ng",
"start": "ng serve",
"build": "ng build",
"test": "ng test",
"lint": "ng lint",
"e2e": "ng e2e"
},
"private": true,
"dependencies": {
"@angular/animations": "^4.2.4",
"@angular/common": "^4.2.4",
"@angular/compiler": "^4.2.4",
"@angular/core": "^4.2.4",
"@angular/forms": "^4.2.4",
"@angular/http": "^4.2.4",
"@angular/platform-browser": "^4.2.4",
"@angular/platform-browser-dynamic": "^4.2.4",
"@angular/router": "^4.2.4",
"bootstrap": "^4.0.0-beta",
"core-js": "^2.4.1",
"jquery": "^3.2.1",
"popper.js": "^1.12.5",
"rxjs": "^5.4.2",
"zone.js": "^0.8.14"
},
"devDependencies": {
"@angular/cli": "1.3.2",
"@angular/compiler-cli": "^4.2.4",
"@angular/language-service": "^4.2.4",
"@types/jasmine": "~2.5.53",
"@types/jasminewd2": "~2.0.2",
"@types/node": "~6.0.60",
"codelyzer": "~3.1.1",
"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": "~3.2.0",
"tslint": "~5.3.2",
"typescript": "~2.3.3"
}
}