PowerShell 提示输入凭据
示例
要提示输入凭据，几乎应该始终使用Get-Credentialcmdlet：
$credential = Get-Credential
预先填写的用户名：
$credential = Get-Credential -UserName 'myUser'
添加自定义提示消息：
$credential = Get-Credential -Message 'Please enter your company email address and password.'