PowerShell 3 中引入了 -in 和-notin 运算符作为 -contains 和-notcontains 运算符的语法反转。 当左侧 -in 与集合中的一个元素匹配时, 返回<scalar-object>。而 -notin 返回False。 以下示例执行与 -contains 和-notcontains 示例相同的操作,但它们是用 -in 和-notin 编写的。 PowerShell 复制 "def"...
Check if IIS running on a remote server check if object is $null Check if OS is 32bit or 64bit check If Process Is Running in another computer Check if SMB1 is enabled on the AD servers Check if string contains invalid characters Check if string starts with letter/character. check ...
if($textFiles=Get-ChildItem*.txt) {$textFiles.Count } 在此示例中,如果没有文件匹配,Get-ChildItem命令不会返回任何内容,并且不会向$textFiles进行任何赋值,这在布尔上下文中被视为$false。 如果将一个或多个FileInfo对象赋值给$textFiles,则条件计算结果为$true。 可以使用$textFiles语句正文中的if值。
[String]$Msg, [String]$Operator)if($Operator-eq"eq") {if($Value-eq$DefaultValue) {$Result=@{"$($Key)"="[合格项]|$($Value)|$($DefaultValue)|$($Msg)-【符合】等级保护标准."}Write-Host"$($Key)"=" [合格项]|$($Value)|$($DefaultValue)|$($Msg)-【符合】等级保护标准."-Foregroun...
The term 'Update-ModuleManifest' is not recognized as the name of a cmdlet, function, script file, or operable program. Check the spelling of the name, or if a path was included, verify that the path is correct and try again.
The term 'Update-ModuleManifest' is not recognized as the name of a cmdlet, function, script file, or operable program. Check the spelling of the name, or if a path was included, verify that the path is correct and try again.
To check multiple conditions, use a switch statement. The switch statement is equivalent to a series of if statements, but it is simpler.The switch statement lists each condition and an optional action. If a condition obtains, the action is performed.Syntax 1:...
An if block, as shown inFigure 8,for processing the -Setup switch in the main routine at the end of the script. Figure 8 Setup Code Handler XMLCopy if ($Setup) { # Install the service # Check if it's necessary (if not installed, # or if this script is newer than the installed ...
You can use a local path if the certificate or certificate request is located on the same Exchange server where you're running the command. Otherwise, use a UNC path (\\Server\Share). If the value contains spaces, enclose the value in quotation marks ("). ...
接下来，将弹出如下所示的窗口。随后，输入如下所示的代码。Get-ChildItem -Filter "*.csv" -File |...