Angular 应用程序代码的更改在浏览器中未显示。

3
当将 Angular 组件的 html 文件从一个字符串更改为另一个字符串时,浏览器在 localhost 上不显示任何更改。它仍然显示旧字符串,尽管该字符串在项目中已不存在。使用 IntelliJ 打开 html 代码时,更改将显示。
我尝试在浏览器中禁用磁盘和内存缓存,并尝试了隐私模式(Firefox)。我还尝试删除 dist 文件夹并重新构建项目,以及执行 npm cache clear --force。
Angular Version:

Angular CLI: 12.2.14
Node: 14.18.0
Package Manager: npm 6.14.15
OS: win32 x64
Angular: 12.0.5
... animations, common, compiler, compiler-cli, core, forms
... platform-browser, platform-browser-dynamic, router

Package                         Version
---------------------------------------------------------
@angular-devkit/architect       0.1200.5
@angular-devkit/build-angular   12.0.5
@angular-devkit/core            12.0.5
@angular-devkit/schematics      12.2.14
@angular/cli                    12.2.14
@ngtools/webpack                13.0.4
@schematics/angular             12.2.14
rxjs                            6.6.7
typescript                      4.2.4

angular.json

{
  "$schema": "./node_modules/@angular/cli/lib/config/schema.json",
  "version": 1,
  "newProjectRoot": "projects",
  "projects": {
    "landingpage": {
      "projectType": "application",
      "schematics": {},
      "root": "",
      "sourceRoot": "src",
      "prefix": "app",
      "architect": {
        "build": {
          "builder": "@angular-devkit/build-angular:browser",
          "options": {
            "outputPath": "dist/landingpage",
            "index": "src/index.html",
            "main": "src/main.ts",
            "polyfills": "src/polyfills.ts",
            "tsConfig": "tsconfig.app.json",
            "assets": [
              "src/favicon.ico",
              "src/assets"
            ],
            "styles": [
              "src/styles.css",
              "node_modules/primeicons/primeicons.css",
              "node_modules/primeng/resources/themes/saga-blue/theme.css",
              "node_modules/primeng/resources/primeng.min.css",
              "node_modules/primeflex/primeflex.css"

            ],
            "scripts": ["src/vendor/jitsi/external_api.js"],
            "vendorChunk": true,
            "extractLicenses": false,
            "buildOptimizer": false,
            "sourceMap": true,
            "optimization": false,
            "namedChunks": true
          },
          "configurations": {
            "production": {
              "fileReplacements": [
                {
                  "replace": "src/environments/environment.ts",
                  "with": "src/environments/environment.prod.ts"
                }
              ],
              "optimization": true,
              "outputHashing": "all",
              "sourceMap": false,
              "namedChunks": false,
              "extractLicenses": true,
              "vendorChunk": false,
              "buildOptimizer": true,
              "budgets": [
                {
                  "type": "initial",
                  "maximumWarning": "2mb",
                  "maximumError": "5mb"
                }
              ]
            },
            "dev": {
              "fileReplacements": [
                {
                  "replace": "src/environments/environment.ts",
                  "with": "src/environments/environment.dev.ts"
                }
              ],
              "outputHashing": "all",
              "sourceMap": false,
              "namedChunks": false,
              "extractLicenses": true,
              "vendorChunk": false,
              "budgets": [
                {
                  "type": "initial",
                  "maximumWarning": "4mb",
                  "maximumError": "5mb"
                }
              ]
            },
            "test": {
              "fileReplacements": [
                {
                  "replace": "src/environments/environment.ts",
                  "with": "src/environments/environment.test.ts"
                }
              ],
              "optimization": true,
              "outputHashing": "all",
              "sourceMap": false,
              "namedChunks": false,
              "extractLicenses": true,
              "vendorChunk": false,
              "buildOptimizer": true,
              "budgets": [
                {
                  "type": "initial",
                  "maximumWarning": "2mb",
                  "maximumError": "5mb"
                }
              ]
            }
          },
          "defaultConfiguration": ""
        },
        "serve": {
          "builder": "@angular-devkit/build-angular:dev-server",
          "options": {
            "browserTarget": "landingpage:build",
            "proxyConfig": "proxy.conf.json"
          },
          "configurations": {
            "production": {
              "browserTarget": "landingpage:build:production"
            },
            "test": {
              "browserTarget": "landingpage:build:test"
            },
            "dev": {
              "browserTarget": "landingpage:build:dev"
            }
          }
        },
        "extract-i18n": {
          "builder": "@angular-devkit/build-angular:extract-i18n",
          "options": {
            "browserTarget": "landingpage:build"
          }
        },
        "test": {
          "builder": "@angular-devkit/build-angular:karma",
          "options": {
            "main": "src/test.ts",
            "polyfills": "src/polyfills.ts",
            "tsConfig": "tsconfig.spec.json",
            "karmaConfig": "karma.conf.js",
            "assets": [
              "src/favicon.ico",
              "src/assets"
            ],
            "styles": [
              "node_modules/primeicons/primeicons.css",
              "node_modules/primeng/resources/themes/saga-blue/theme.css",
              "node_modules/primeng/resources/primeng.min.css",
              "src/styles.css"
            ],
            "scripts": []
          }
        },
        "lint": {
          "builder": "@angular-devkit/build-angular:tslint",
          "options": {
            "tsConfig": [
              "tsconfig.app.json",
              "tsconfig.spec.json",
              "e2e/tsconfig.json"
            ],
            "exclude": [
              "**/node_modules/**"
            ]
          }
        },
        "e2e": {
          "builder": "@angular-devkit/build-angular:protractor",
          "options": {
            "protractorConfig": "e2e/protractor.conf.js",
            "devServerTarget": "landingpage:serve"
          },
          "configurations": {
            "production": {
              "devServerTarget": "landingpage:serve:production"
            }
          }
        }
      }
    }
  },
  "defaultProject": "landingpage"
}

package.json 文件

{
  "name": "landingpage",
  "version": "0.0.0",
  "scripts": {
    "ng": "ng",
    "start": "ng serve",
    "build": "ng build",
    "build-dev": "ng build --configuration=dev",
    "build-test": "ng build --configuration=test --base-href=/viper/",
    "build-prod": "ng build --prod --base-href=/viper/",
    "test": "ng test",
    "lint": "ng lint",
    "e2e": "ng e2e"
  },
  "private": true,
  "dependencies": {
    "-": "0.0.1",
    "@angular/animations": "^12.0.5",
    "@angular/common": "~12.0.5",
    "@angular/compiler": "~12.0.5",
    "@angular/core": "~12.0.5",
    "@angular/forms": "~12.0.5",
    "@angular/platform-browser": "~12.0.5",
    "@angular/platform-browser-dynamic": "~12.0.5",
    "@angular/router": "~12.0.5",
    "@ngtools/webpack": "^13.0.4",
    "g": "^2.0.1",
    "primeflex": "^3.0.1",
    "primeicons": "^4.1.0",
    "primeng": "^12.0.1",
    "rxjs": "~6.6.0",
    "tslib": "^2.0.0",
    "zone.js": "~0.11.4"
  },
  "devDependencies": {
    "@angular-devkit/build-angular": "^12.0.5",
    "@angular/cli": "^12.2.14",
    "@angular/compiler-cli": "~12.0.5",
    "@types/jasmine": "~3.6.0",
    "@types/node": "^12.11.1",
    "angular-cli": "^1.0.0-beta.28.3",
    "codelyzer": "^6.0.0",
    "jasmine-core": "~3.6.0",
    "jasmine-spec-reporter": "~5.0.0",
    "karma": "^6.3.4",
    "karma-chrome-launcher": "~3.1.0",
    "karma-coverage": "~2.0.3",
    "karma-jasmine": "~4.0.0",
    "karma-jasmine-html-reporter": "^1.5.0",
    "protractor": "~7.0.0",
    "ts-node": "~8.3.0",
    "tslint": "~6.1.0",
    "typescript": "~4.2.4"
  }
}

请添加您的angular.json和package.json文件,这样我就可以提供一个更通用的答案。 - Mahdi Zarei
我已经添加了它们,感谢您的回答。 - Stef 84
2个回答

2
尝试运行以下命令:
ng serve --live-reload

或者:

ng serve --watch=true

好的,我已经查看了文件。我一直在寻找 "watch": false 这个字段,但你没有使用它,这是很好的。 - Mahdi Zarei
1
尝试使用--live-reload再次运行成功了,谢谢。 - Stef 84
我遇到了同样的问题,使用ng版本13.2.5。但上面的解决方案都对我无效。 - Ali Shan
1
我需要查看 'angular.json' 文件。但在最新的 Angular 版本中,--live-reload 不再需要了。@AliShan - Mahdi Zarei
我非常自信地认为我正在改变和查看同一个文件。但实际上,我正在更改一个文件并查看同一文件的副本。如果其他人也面临同样的问题,请从路由跟踪正在查看的文件,并将其与编辑器中打开的文件进行比较。 - Ali Shan

0
你的应用程序中有两个同名的文件,而你正在更改未被使用的那个文件。

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