Laravel Collective/HTML包装安装问题在Laravel 5.8中

Question

我正在学习Laravel 5，我想在Laravel 5.8中安装LaravelCollective/HTML。我发现(在这里和其他地方(有几种方法可以做到这一点。但是，我没有成功地尝试了它们。我在Windows 10上使用XAMPP 3.2.2作为本地服务器。

我尝试过的解决方案和我得到的。

解决方案1

首先，我添加了此行

"laravelcollective/html": "5.8.*" 

到我的Composer.json的需要数组，将其保存。而且，在我的项目目录中，我运行了命令

    composer update

结果1

PS C:xampphtdocsmylaravel> composer update
    Loading composer repositories with package information
    Updating dependencies (including require-dev) 

上面是我终端的副本和粘贴。该过程在该级别停止。

解决方案2

我尝试通过运行：

来安装LaravelCollective/HTML软件包

    composer require "laravelcollective/html:5.8.*"

在此中，我尝试了其他一些参数 Composer需要，例如：

composer require 'laravelcollective/html:5.8.*' 

composer require "laravelcollective/html:5.8.*" 

composer require "laravelcollective/html:5.8.0" 

composer require 'laravelcollective/html:5.8.0' 

composer require 'laravelcollective/html:^5.8.0' 

composer require "laravelcollective/html:^5.8.0" 

即使是指示版本的参数：

composer require  'laravelcollective/html'

所有人都给出相同的结果

结果2

PS C:xampphtdocsmylaravel> composer require 'laravelcollective/html:^5.8.0'

 [ComposerDownloaderTransportException]
 The "https://packagist.org/p/provider-2019-04%241d52886260d9f0e30a70676feea97a605da410b08fd409cad3de1a04bb47c878.json" file could not be downloaded (HTTP
 /1.1 404 Not Found)
require [--dev] [--prefer-source] [--prefer-dist] [--no-progress] [--no-suggest] [--no-update] [--no-scripts] [--update-no-dev] [--update-with-dependencies] [--update-with-all-dependencies] [--ignore-platform-reqs] [--prefer-stable] [--prefer-lowest] [--sort-packages] [-o|--optimize-autoloader] [-a|--classmap-authoritative] [--apcu-autoloader] [--] [<packages>]...

解决方案结果的图像

任何帮助都将不胜感激

Answer 1

尝试添加此版本

"laravelcollective/html": "^5.4.0"

然后执行

composer update