例如,若要建立名為 type 的 this{value}is 變數: PowerShell 複製 ${this`{value`}is} = "This variable name uses braces and backticks." ${this`{value`}is} Output 複製 This variable name uses braces and backticks. 變數和範圍 根據預設,變數只能在建立變數的範圍中使用。 例如,您在函式...
$Env:<variable-name> ="<new-value>" 例如,若要创建环境变量,请执行以下操作Foo: PowerShell复制 $Env:Foo='An example' 由于环境变量始终是字符串,因此可以像使用包含字符串的任何其他变量一样使用它们。 例如: PowerShell复制 "The 'Foo' environment variable is set to:$Env:Foo"$Env:Foo+='!'$E...
token: keyword variable command command-parameter command-argument-token integer-literal real-literal string-literal type-literal operator-or-punctuator B.1.5 关键字 Syntax 复制 keyword: one of begin break catch class continue data define do dynamicparam else elseif end exit filter finally for for...
functionTest-WriteError{Write-Error"Bad""The `$? variable is: $?"}Test-WriteError"Now the `$? variable is: $?" Output複製 Test-WriteError: Line | 7 | Test-WriteError | ~~~ | Bad The $? variable is: False Now the $? variable is: True 為了達到後者的目的,...
If the data is passed in as a single object, then I can just skip to the first line of data to begin parsing. This is the method I am going to use in this example. Getting the output ofnetstatinto a variable is simple. You see that it returns an array of 440 lines of text. We...
Converts or limits objects to the specified type. If the objects can't be converted, PowerShell generates an error. PowerShell [datetime]'2/20/88'- [datetime]'1/20/88'-eq[timespan]'31' A cast can also be performed when a variable is assigned to usingcast notation. ...
We, then, check if the value of the$isDBinPseudoSimplevariable is the same as0:0:0 (0x00000000:00000000:0000)(if you’re lazy like me, you’ll probably just evaluate the numeric values before the parenthesis). if (($isDBinPseudoSimple.Value) -eq "0:0:0 (0x0...
Referencing Variables and Variable Values Removing Items From Arrays The String’s the Thing Three Things You Might Not Know About Windows PowerShell Functions Using Windows PowerShell “Here-Strings” Using the Range Operator in Wildcard Queries What Is (and What Isn’t) in Our Array? Windows ...
I wrote a blog about that recently,https://powershellisfun.com/2023/08/23/retrieve-local-and-remote-powershell-logs/, perhaps that will help you? Please click Mark as Best Response & Like if my post helped you to solve your issue. ...
Referencing Variables and Variable Values Removing Items From Arrays The String’s the Thing Three Things You Might Not Know About Windows PowerShell Functions Using Windows PowerShell “Here-Strings” Using the Range Operator in Wildcard Queries What Is (and What Isn’t) in Our Array? Windows ...