请先确保您的运行环境已安装 node.js 、npm 和 Angular。
问题相关代码，请勿粘贴截图
npm install -g --registry="https://registry.npm.taobao.org"
npm run start
运行结果及报错内容
huyidan@huyidandeMacBook-Pro front-end % npm install -g --registry="https://registry.npm.taobao.org"
zsh: command not found: npm
huyidan@huyidandeMacBook-Pro front-end % npm
zsh: command not found: npm
huyidan@huyidandeMacBook-Pro front-end % npm install -g --registry="https://registry.npm.taobao.org"
up to date in 895ms
huyidan@huyidandeMacBook-Pro front-end % npm run start
> front-end@0.0.0 start
> nohup ng serve --host 0.0.0.0 --port 4200 &
appending output to nohup.out
huyidan@huyidandeMacBook-Pro front-end % cat nohup.out
nohup: ng: No such file or directory
Node packages may not be installed. Try installing with 'npm install'.
Could not find the '@angular-devkit/build-angular:dev-server' builder's node package.
Node.js version v17.3.0 detected.
Odd numbered Node.js versions will not enter LTS status and should not be used for production. For more information, please see https://nodejs.org/en/about/releases/.
Could not find the '@angular-devkit/build-angular:dev-server' builder's node package.
Node.js version v17.3.0 detected.
Odd numbered Node.js versions will not enter LTS status and should not be used for production. For more information, please see https://nodejs.org/en/about/releases/.
Could not find the '@angular-devkit/build-angular:dev-server' builder's node package.
Node.js version v17.3.0 detected.
Odd numbered Node.js versions will not enter LTS status and should not be used for production. For more information, please see https://nodejs.org/en/about/releases/.
Could not find the '@angular-devkit/build-angular:dev-server' builder's node package.
Node.js version v17.3.0 detected.
Odd numbered Node.js versions will not enter LTS status and should not be used for production. For more information, please see https://nodejs.org/en/about/releases/.
Could not find the '@angular-devkit/build-angular:dev-server' builder's node package.
Unknown error: Error: Cannot find module '/Users/huyidan/fisco/blockchain-project-main/node_modules/extsprintf/lib/extsprintf.js'. Please verify that the package.json has a valid "main" entry
Unknown error: Error: Cannot find module '/Users/huyidan/fisco/blockchain-project-main/front-end/node_modules/extsprintf/lib/extsprintf.js'. Please verify that the package.json has a valid "main" entry
node:internal/modules/cjs/loader:936
throw err;
^
Error: Cannot find module '@angular-devkit/core'
Require stack:
- /Users/huyidan/fisco/blockchain-project-main/front-end/node_modules/@angular/cli/lib/init.js
- /Users/huyidan/fisco/blockchain-project-main/front-end/node_modules/@angular/cli/bin/ng
at Function.Module._resolveFilename (node:internal/modules/cjs/loader:933:15)
at Function.Module._load (node:internal/modules/cjs/loader:778:27)
at Module.require (node:internal/modules/cjs/loader:999:19)
at require (node:internal/modules/cjs/helpers:102:18)
at Object.<anonymous> (/Users/huyidan/fisco/blockchain-project-main/front-end/node_modules/@angular/cli/lib/init.js:13:16)
at Module._compile (node:internal/modules/cjs/loader:1097:14)
at Object.Module._extensions..js (node:internal/modules/cjs/loader:1149:10)
at Module.load (node:internal/modules/cjs/loader:975:32)
at Function.Module._load (node:internal/modules/cjs/loader:822:12)
at Module.require (node:internal/modules/cjs/loader:999:19) {
code: 'MODULE_NOT_FOUND',
requireStack: [
'/Users/huyidan/fisco/blockchain-project-main/front-end/node_modules/@angular/cli/lib/init.js',
'/Users/huyidan/fisco/blockchain-project-main/front-end/node_modules/@angular/cli/bin/ng'
]
}
Node.js v17.3.0
Unknown error: Error: Cannot find module '/Users/huyidan/fisco/blockchain-project-main/front-end/node_modules/extsprintf/lib/extsprintf.js'. Please verify that the package.json has a valid "main" entry
Unknown error: Error: Cannot find module '/Users/huyidan/fisco/blockchain-project-main/front-end/node_modules/extsprintf/lib/extsprintf.js'. Please verify that the package.json has a valid "main" entry
Node.js version v17.3.0 detected.
Odd numbered Node.js versions will not enter LTS status and should not be used for production. For more information, please see https://nodejs.org/en/about/releases/.
Node packages may not be installed. Try installing with 'npm install'.
Could not find the '@angular-devkit/build-angular:dev-server' builder's node package.
Node.js version v17.3.0 detected.
Odd numbered Node.js versions will not enter LTS status and should not be used for production. For more information, please see https://nodejs.org/en/about/releases/.
Node packages may not be installed. Try installing with 'npm install'.
Could not find the '@angular-devkit/build-angular:dev-server' builder's node package.
Node.js version v17.3.0 detected.
Odd numbered Node.js versions will not enter LTS status and should not be used for production. For more information, please see https://nodejs.org/en/about/releases/.
Node packages may not be installed. Try installing with 'npm install'.
Could not find the '@angular-devkit/build-angular:dev-server' builder's node package.
Node.js version v17.3.0 detected.
Odd numbered Node.js versions will not enter LTS status and should not be used for production. For more information, please see https://nodejs.org/en/about/releases/.
Node packages may not be installed. Try installing with 'npm install'.
Could not find the '@angular-devkit/build-angular:dev-server' builder's node package.
