此命令使用 As DataSet 参数将数据捕获到 .Net System.Data.DataSet 对象中,并将结果存储在变量“$DS”。 该对象可用于进一步处理。 示例8:获取特定列集 PowerShell $Tables=Invoke-Sqlcmd-ServerInstance"MyComputer"-Query"SELECT Item, id FROM MyDatabase.dbo.MyTable; SELECT GETDATE() AS T"-AsDataTable...
Iterations over array elementsYou can also use looping constructs, such as foreach, for, and while loops, to refer to the elements in an array. For example, to use a foreach loop to display the elements in the $a array, type:PowerShell Copy ...
PowerShell is not strict on that. There are some classes that PowerShell does not consider enumerable such as strings, dictionaries, or hashtables. The reason for this is obvious after you think of it. Consider a string for
TheFormat-Widecmdlet allows you to display the value of one property for objects in a collection as a multi-column list. For this example, we want to see the filename and the size (in kilobytes) as a wide listing. SinceFormat-Widedoesn't display more than one property, we use a cal...
Find userID and Display Name from ManagedBy - Powershell Find Username By UPN In Powershell with Imported Active Directory Module find users NOT in group Find value in array and return row value Find WINS Servers on IPv4 Adapters find word in a text file and return boolean Find, Backup and...
[array]::sort($rnd) What is really interesting is that the Sort static method, automatically writes the sorted values back to the array that is contained in the $rnd variable. The commands to create a random array of numbers, display those values, sort the array, and display the sorted ...
For example, suppose you want to retrieve process information and then display that information as a table. Because the Get-Process cmdlet automatically displays data in tabular format you can create such a table by running a command no more complicated than this: Copy Get-Process In turn, ...
On top of that, trying to shoehorn data into an array or a hash table seems a bit heretical, at least when it comes to Windows PowerShell. After all, PowerShell’s claim to fame is that it enables you to work with objects. Wouldn’t it better if we could store this information in...
Set the heightofthe window..PARAMETERPassthru Display the output objectofthe window..NOTES...
In this example,Firstselects"a","a"as the first 2 items in the array.Uniqueis applied to"a","a"and returnsaas the unique value. Example 6: Select unique strings using the `-CaseInsensitive` parameter This example uses case-insensitive comparisons to get unique strings from an array of ...