Create A Directory If It Does Not Exist To create a directory if it does not exist, this is a very robust example of how you might want to handle it. Adapt to suit your needs. This code was put in the file "NewDirDemo.ps1" that you see me using below. [CmdletBinding()] Param( ...
Check if a text file is blank in powershell check if computer exist in ou Check if drive exists, If not map Check if Email address exists in Office 365 and if exists, Create a Unique Email address Check if event log source exists for non admins Check if file created today and not ...
使用時,else語句一律是if語句的最後一個部分。 PowerShell if(Test-Path-Path$Path-PathTypeLeaf ) {Move-Item-Path$Path-Destination$archivePath}else{Write-Warning"$pathdoesn't exist or isn't a file."} 在此範例中,我們會檢查$path以確定它是檔案。 如果找到檔案,我們會移動它。 如果沒有,我們會撰寫...
if (Test-Path -Path $File) { “File exists!” } else { “File doesn’t exist.” } 判断命令是否存在 $cmdName = nslookup if (Get-CommandcmdName -errorAction SilentlyContinue) { "cmdName exists" }
if语句执行的第一步是计算括号中的表达式。 如果计算结果为$true,则执行大括号中的scriptblock。 如果值为$false,则会跳过该脚本块。 在上面的示例中,if语句仅计算$condition变量。 其计算结果为$true,将在脚本块内执行Write-Output命令。 在某些语言中,可以在if语句后放置一行代码,它将会得以执行。 在 PowerSh...
$file = "C:\path\to\file.txt" if (Test-Path $file) { Write-Host "文件存在" } else { Write-Host "文件不存在" } 在上述示例中,我们将要检查的文件路径赋值给变量$file。然后,使用Test-Path命令检查该文件是否存在。如果文件存在,输出"文件存在";如果文件不存在,输出"文件不存在"。
详情请 Get-Help.\CreateUsersFromCsv1.ps1查看return;}}Import-Csv $FullPathOfCsvFile|ForEach-Object{if(IsUserExist-ctx $CurrentContext-userName $_.LogIn){Write-Host 用户 $_.LogIn 已经存在}else{$newUser=New-Object-TypeName System.DirectoryServices.AccountManagement.UserPrincipal($CurrentContext,$_....
A drive with the name 'User' does not exist. 可以在 Just Enough Administration (JEA) 会话配置中定义 User 驱动器。 在本示例中,我们将创建 User: drive。PowerShell 复制 New-PSDrive -Name 'User' -PSProvider FileSystem -Root $env:HOMEPATH ...
# Make sure path to source code directory is availableif(-not$Env:BUILD_SOURCESDIRECTORY) {Write-Error("BUILD_SOURCESDIRECTORY environment variable is missing.")exit1}elseif(-not(Test-Path$Env:BUILD_SOURCESDIRECTORY)) {Write-Error"BUILD_SOURCESDIRECTORY does not exist:$Env:BUILD_SOURCESDIRECTORY...
) exit 1 } elseif (-not (Test-Path $Env:BUILD_SOURCESDIRECTORY)) { Write-Error "BUILD_SOURCESDIRECTORY does not exist: $Env:BUILD_SOURCESDIRECTORY" exit 1 } Write-Verbose "BUILD_SOURCESDIRECTORY: $Env:BUILD_SOURCESDIRECTORY" # Make sure there's a build number if (-not $Env:BUILD_...