Select-Str -Path notes -Pattern Parameter -CaseSensitive 将显示以下输出。 输出 复制 IgnoreCase : False LineNumber : 6 Line : Support an InputObject Parameter Path : C:\PowerShell-Progs\workspace\Samples\SelectStr\notes Pattern : Parameter IgnoreCase : False LineNumber : 30 Line : Sup...
Example 4: Select unique characters from an array This example uses theUniqueparameter ofSelect-Objectto get unique characters from an array of characters. PowerShell "a","b","c","a","A","a"|Select-Object-Uniquea b c A Example 5: Using `-Unique` with other parameters ...
Get-Help 可能會顯示屬性為ValueFromRemainingArguments且可以作為管線處理的參數(#23871) 將類型LineNumber變更為ulong在Select-String(#24075)(感謝 @Snowman-25!))。 Get-Process:移除對-IncludeUserName的系統管理員需求(#21302)(感謝@jborean93!))
Selects objects from a collection based on their property values.SyntaxPowerShell คัดลอก Where-Object [-InputObject <PSObject>] [-Property] <String> [[-Value] <Object>] [-EQ] [<CommonParameters>]PowerShell คัดลอก ...
when the pipeline is halted by Select-Object -First when the pipeline is being stopped by Ctrl+C or StopProcessing() Caution Adding the clean block is a breaking change. Because clean is parsed as a keyword, it prevents users from directly calling a command named clean as the first statement...
$SqlCmd.commandtext = 'delete top(1) from dbo.B' $SqlCmd.ExecuteScalar() #方法三,查询显示 $SqlCmd.commandtext = 'select name,recovery_model_desc,log_reuse_wait_desc from sys.databases' $SqlAdapter = New-Object System.Data.SqlClient.SqlDataAdapter ...
Well, one array type that’s worth investigating is theSystem.Collections.ArrayListclass. To use this array type, all we have to do is use theNew-Objectcmdlet to create a new instance of the ArrayList class, an instance that we’ve named $a: ...
Example 3: Invoke a script and pass in variable values from a string PowerShell Copy $StringArray = "MYVAR1='String1'", "MYVAR2='String2'" Invoke-Sqlcmd -Query "SELECT `$(MYVAR1) AS Var1, `$(MYVAR2) AS Var2" -Variable $StringArray Var1 Var2 --- --- String1 String...
(Get-Process). BecauseInputObjectcan't return individual properties from an array or collection of objects, we recommend that if you useForEach-Objectto perform operations on a collection of objects for those objects that have specific values in defined properties, you useForEach-Objectin the ...
Optimize the += operation for a collection when it's an object array (#23901) (Thanks @jborean93!) Allow redirecting to a variable as experimental feature PSRedirectToVariable (#20381) General Cmdlet Updates and Fixes Change type of LineNumber to ulong in Select-String (#24075) (Thanks ...