Write-Host cmdlet 的主要用途是生成纯显示输出,例如打印彩色文本,例如提示用户输入时,读取主机。 Write-Host 使用ToString() 方法写入输出。 相比之下,若要将数据输出到管道,请使用 Write-Output 或隐式输出。可以使用 ForegroundColor 参数指定文本的颜色,还可以使用 BackgroundColor 参数指定
对于特定主机(例如Write-Host、[Console]::WriteLine()或pwsh.exe),powershell.exe可能比powershell_ise.exe要慢一个数量级。 然而,[Console]::WriteLine()不保证在所有主机中都能正常工作。 此外,使用[Console]::WriteLine()编写的输出不会写入由Start-Transcript启动的脚本。
Given the info in #4204 I am pretty sure that the root cause I posted above must be the cause for you: it's only happening in PowerShell 5.1, and it's only affecting Out-Default (because you can get output from Write-Host and via OCGV). So it's possible we didn't get the bug...
How to hide all output from commands but display error mesages How to hide all PS code and results from the screen while running except for Write-Host? How to hide all users in a particular OU in the Global Address List. How to hide CMD window on powershell script execution How to hide...
Write-Host "I is 1" } Default { Write-Host "I is not 0 or 1" > } } Loops.Loops provide powerful means of evaluating and repeating complex tasks based on the state of parameters or variables. There are several different types of loops. Thewhilestatement repeats code as long as the fo...
profilepath = $MyInvocation.MyCommand.Path $transcriptFile = "C:\Contoso\Logs\Powershell_$profilename.log" Start-Transcript $transcriptFile -append -force Write-Output "Starting profile: $profilepath" 複製 # Command from SharePoint Server 2010 profile file - SharePoint.ps1 $ver = $host ...
If you cannot connect to a remote host, verify that the service on the remote host is running and is accepting requests by running the following command on the remote host: winrm quickconfig This command analyzes and configures the WinRM service. To use Windows PowerShell remoting features, ...
$?is not set to$falsewhen native command writes tostderr. It is common for native commands to write tostderrwithout intending to indicate a failure.$?is set to$falseonly when the native command has a non-zero exit code. Make$ErrorActionPreferencenot affectstderroutput of native commands ...
functionLog([string[]]$msg) {$msg|Write-Verbose}functionTest-PortAvailability{param( [Parameter(Mandatory=$true)] [int]$PortNumber)if($isPS5orLater) {$ipAddresses=[System.Net.Dns]::GetHostEntryAsync("localhost").Result.AddressList }else{$ipAddresses=[System.Net.Dns]::GetHostEntry("localhost"...
What you are seeing with your script is that your script does not PRINT (“OUTPUT to the HOST”) the LOCATION and then the SERVICEs. Instead it EMITS them (“WRITES to the OUTPUT STREAM”). Unless you connect things otherwise, the objects on the output stream are sent to some code tha...