composer create-project --prefer-dist laravel/laravel TestItem

Question

网络上搜到两种解决办法（没能解决！）：

没能解决问题，求解决.....??

Answer 1

把这个加入你的composer.json文件里面

"repositories": [
        {
            "type": "composer",
            "url": "https://packagist.org"
        },
        { "packagist": false }
]

然后：

composer clear-cache

composer install