' operator. ParserError: Line | 1 | (Test-Path .vscode) ? (Write-Host 'exists') : Write-Host 'not found' | ~ | You must provide a value expression following the ':' operator. 此示例分析: PowerShell (Test-Path.vscode) ? (Write-Host'exists') : (Write-Host'not found') Output exists 另请参阅 abo...
You can also use the Exists() method from the .NET System.IO.Directory class, which requires a full path: PS E:\temp> [System.IO.Directory]::Exists('E:\temp\') True PS E:\temp> [System.IO.Directory]::Exists('E:\temp') True If you want to check if the directory the script/p...
// If script block exists, see if this line matches any // of the match patterns. else { int patternIndex = 0; while (patternIndex < patterns.Length) { if ((simpleMatch && wildcardPattern[patternIndex].IsMatch(line)) || (regexPattern != null && regexPattern[patternIndex].IsM...
WhatIfPreference False 查看变量类型 变量可以自动存储任何PowerShell能够识别的类型信息,可以通过$变量名.GetType()查看和验证PowerShell分配给变量的数据类型 PSC:/>$num=10PSC:/>$num.gettype()#方法不区分大小写IsPublicIsSerialNameBaseType---TrueTrueInt32System.ValueType 删除变量 如果不想继续使用自定义的变量...
借助PowerShell,可通过将赋值括在括号 () 内,在表达式中使用赋值。 PowerShell 会传递分配的值。 例如:PowerShell 复制 # In an `if` conditional if ($foo = Get-Item $PROFILE) { "$foo exists" } # Property access ($profileFile = Get-Item $PROFILE).LastWriteTime # You can even *assign* ...
A function exists in the scope in which you create it. If a function is part of a script, the function is available to statements within that script. By default, a function in a script isn't available outside of that script. You can specify the scope of a function. For example, the...
check if a process or service is hanging/not responding? 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 exi...
{} LinkType : Name : test.ps1 Length : 36 DirectoryName : C:\PowerShell Directory : C:\PowerShell IsReadOnly : False Exists : True FullName : C:\PowerShell\test.ps1 Extension : .ps1 CreationTime : 2021/9/15 14:13:54 CreationTimeUtc : 2021/9/15 6:13:54 LastAccessTime : 2021/...
Basically, data is only available to the current user or the assembly in which the code exists (it can also be isolated by domain).When using IsolatedStorage in these examples, I will be saving a key/value pair as strings. IsolatedStorage can store any type of data you need, but I'm ...
If you want to return verbose information instead ofTrue/False, you can use theifstatement like this. if(Test-Path-Path"C:\New\Documents") {Write-Host"The given folder exists."}else{Write-Host"The given folder does not exist."}