Jackfinal

  您好，您的邮件我已收到，无法亲自回复您的邮件。

 这行代码是用if 简写完成的，故报错

`public function getPlaceholder(): string` 把string去掉即可

` npm config ls ; cli configs metrics-registry = "https://registry.npm.taobao.org/" scope = "" user-agent = "npm/5.6.0 node/v8.10.0 win32 x64" ; userconfig C:\Users\a\.npmrc config = "registry" proxy = null registry =...

i have a mistake, it’s config set registry,when it’s http://registry.npm.taobao.org/. The question will be come ,it’s https://registry.npm.taobao.org/ that is ok.

i have a mistake, it’s config set registry,when it’s http://registry.npm.taobao.org/. The question will be come ,it’s https://registry.npm.taobao.org/ that is ok.

友情提示：支付宝 的异步通知地址，不能使用 ”?“传参数，一定要具体的地址，不要用参数，重要的事情说三遍：不要用参数，不要用参数，不要用参数。

php7.1.17 composer 安装出现如下报错 laravel5.6 `Your requirements could not be resolved to an installable set of packages. Problem 1 - omnipay/common v2.3.4 requires guzzle/guzzle ~3.9 -> satisfiable by guzzle/guzzle[v3.9.0, v3.9.1, v3.9.2,...

解决了吗？

  您好，您的邮件我已收到，无法亲自回复您的邮件。