win10下,cmd,power shell設置默認編碼為『UTF-8』?

# Set encoding
[System.Console]::OutputEncoding = [System.Text.Encoding]::GetEncoding(936);

# Create frequent commands
New-Alias -Name vim -Value "D:Program FilesSublime Textsublime_text.exe";
New-Alias -Name vscode -Value "D:Program FilesVSCodeCode.exe";
$HOSTS = "$env:SystemRootsystem32driversetchosts";
Set-Location D:Scripts;

# Create administrative credential
$pwd = [System.Text.Encoding]::Unicode.GetString([System.Convert]::FromBase64String("base64_encoded_string"));
$secpwd = ConvertTo-SecureString -AsPlainText -String $pwd -Force;
$adm = New-Object System.Management.Automation.PSCredential("domainusername", $secpwd);

# Set a default password, for reseting account password
$defaultPassword = ConvertTo-SecureString -AsPlainText -String 1234@abcd -Force;

# Personalize console
$Host.UI.RawUI.WindowTitle = "Windows Powershell " + $Host.Version;
Write-Host -ForegroundColor Green "`n`t`t`tWelcome to Windows Powershell!`n";

# Enable AD management
Import-Module ActiveDirectory | Out-Null;

# Enable Exchange management
$exchange = New-PSSession -URI http://exchangeserver.domain.com/powershell -ConfigurationName microsoft.exchange -Credential $adm
Import-PSSession $exchange -DisableNameChecking | Out-Null

# Enable Skype for Business management
$sfb = New-PSSession -ConnectionUri https://sfbserver.domain.com/ocspowershell -Credential $adm
Import-PSSession $sfb -DisableNameChecking | Out-Null

# Define function to use Internet Explorer
function Use-InternetExplorer {
param(
# Parameter help description
[Parameter(Mandatory=$true)]
$Uri
)

$URL = "http://" + $Uri;

Get-Process -Name iexplore -ErrorVariable verIE -ErrorAction SilentlyContinue | Out-Null
if($verIE){
Start-Process C:Program Filesinternet exploreriexplore.exe
}

Start-Sleep -Seconds 1;

$navOpenInNewTab = 0x800
$App = New-Object -ComObject shell.application
$IE = $App.Windows() | Select-Object -Last 1
$IE.navigate($URL, $navOpenInNewTab)
}

function Exit {
Remove-PSSession $exchange
Remove-PSSession $sfb
Exit-PSSession
}

function Invoke-InternalWeb {
param (
# webname
[Parameter(Mandatory=$true)]
[string]$Name,

# domain
[Parameter(Mandatory=$false)]
[ValidateSet("domain1.com","domain2.com","domain3.com")]
[string]$Domain="domain1.com"
)

$URL = http:// + $Name + . + $Domain
Start-Process $URL -ErrorAction SilentlyContinue;