powershell if-statement conditional-statements multiple-conditions 我有一个带有If语句和多个条件的Powershell脚本。我的代码工作得很好,但我希望显示我的对象不尊重的条件。 Get-ChildItem $Path -Directory -Force | ForEach-Object { $FolderName = $_.BaseName -match $Folderpattern $DateOK = $_.LastWriteTi...
Multiple if statements We can break this up into multiple statements and check them one at a time. In this case, we use a flag or a tracking variable to combine the results. PowerShell $skipUser=$falseif($null-eq$user) {$skipUser=$true}if($user.Department-ne'Finance') {Write-Verbose...
Explains how to use a switch to handle multiple if statements. Long description To check a condition in a script or function, use an if statement. The if statement can check many types of conditions, including the value of variables and the properties of objects. To check multiple conditions...
Explains how to use a switch statement to replace multipleIfstatements. about_Throw Describes theThrowkeyword, which generates a terminating error. about_Transactions Explains how to manage transacted operations in Windows PowerShell. about_Trap
When multiple parameter sets are defined, the cmdlet can indicate which parameter set to use if Windows PowerShell doesn't have enough information to make that determination. The parameter set that is used in this case is referred to as the default parameter set, and is specified using the ...
The queries can be Transact-SQL or XQuery statements, or sqlcmd commands. Multiple queries separated by a semicolon can be specified. Do not specify the sqlcmd GO separator. Escape any double quotation marks included in the string. Consider using bracketed identifiers such as [MyTable] instead...
It is a little more code, but if you measure the results you will see that in this situation the later script is more than 50 times faster than the one with the wrapped cmdlet pipeline. Multiple output pipelines With the steppable pipeline technique, you might even have multiple output pipe...
Returns the result of one or more statements. For a single result, returns ascalar. For multiple results, returns an array. Use this when you want to use an expression within another expression. For example, to embed the results of command in a string expression. ...
The queries can be Transact-SQL or XQuery statements, or sqlcmd commands. Multiple queries separated by a semicolon can be specified. Do not specify the sqlcmd GO separator. Escape any double quotation marks included in the string. Consider using bracketed identifiers such as [MyTable] instead...
I like to place descriptive write-host statements in my startup scripts because I often change my startup profile and the messages let me know exactly what special functionality my current shell has available. Next, I use the built-in Windows PowerShell $env:path variable to add the location...