npm 错误！安装 react-native-cli 时出现意外令牌答案

【问题标题】：npm err ! unxepcter tocken occerd while installing react-native-clinpm 错误！安装 react-native-cli 时出现意外令牌
【发布时间】：2019-05-29 22:28:06
【问题描述】：

我正在尝试安装 react-native-cli 但出现错误

npm install -g react-native-cli

收到此错误

0 info it worked if it ends with ok
1 verbose cli [ 'C:\\Program Files\\nodejs\\node.exe',
1 verbose cli   'C:\\Program Files\\nodejs\\node_modules\\npm\\bin\\npm-cli.js',
1 verbose cli   'install',
1 verbose cli   '-g',
1 verbose cli   'react-native-cli' ]
2 info using npm@6.4.1
3 info using node@v10.15.0
4 verbose npm-session 72c72ae6cf674a04
5 silly install loadCurrentTree
6 silly install readGlobalPackageData
7 http fetch GET 200 http://registry.npmjs.org/react-native-cli 247ms
8 silly fetchPackageMetaData error for react-native-cli@latest Unexpected token < in JSON at position 0 while parsing near '<HTML><HEAD>
8 silly fetchPackageMetaData <meta h...'
9 timing stage:rollbackFailedOptional Completed in 1ms
10 timing stage:runTopLevelLifecycles Completed in 568ms
11 verbose stack SyntaxError: Unexpected token < in JSON at position 0 while parsing near '<HTML><HEAD>
11 verbose stack <meta h...'
11 verbose stack     at JSON.parse (<anonymous>)
11 verbose stack     at parseJson (C:\Program Files\nodejs\node_modules\npm\node_modules\json-parse-better-errors\index.js:7:17)
11 verbose stack     at consumeBody.call.then.buffer (C:\Program Files\nodejs\node_modules\npm\node_modules\node-fetch-npm\src\body.js:96:50)
11 verbose stack     at process._tickCallback (internal/process/next_tick.js:68:7)
12 verbose cwd C:\Users\Basva
13 verbose Windows_NT 10.0.17134
14 verbose argv "C:\\Program Files\\nodejs\\node.exe" "C:\\Program Files\\nodejs\\node_modules\\npm\\bin\\npm-cli.js" "install" "-g" "react-native-cli"
15 verbose node v10.15.0
16 verbose npm  v6.4.1
17 error Unexpected token < in JSON at position 0 while parsing near '<HTML><HEAD>
17 error <meta h...'
18 verbose exit [ 1, true ]

可能出了什么问题..!!!？

【问题讨论】：

C:\Users\Admin>npm install -g react-native-cli {npm ERR!在 ' npm ERR！

标签： node.js json react-native npm npm-install

【解决方案1】：

确认你的npm包是否正确安装。我按照下面的步骤解决了这个问题。试试吧..

npm i -g npm
npm 缓存清理
npm 更新
npm 我

我认为https://facebook.github.io/react-native/docs/getting-started.html 对你更有用。

【讨论】：