$tests= @{'Direct Assignment'= {param($count)$result=foreach($iin1..$count) {$i} }'List<T>.Add(T)'= {param($count)$result= [Collections.Generic.List[int]]::new()foreach($iin1..$count) {$result.Add($i) } }'Array+
A hashtable, also known as a dictionary or associative array, is a compact data structure that stores one or more key-value pairs. For example, a hash table might contain a series of IP addresses and computer names, where the IP addresses are the keys and the computer names are the v...
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 $a array, type:PowerShell Copy ...
If subsequent result sets after the first set have the same column list, their rows are appended to the formatted table that contains the rows that were returned by the first result set. You can display SQL Server message output, such as those that result from the SQL PRINT statement, by ...
直接赋值:输入类型和期望类型一致,可以直接交付。 基于语言的类型转换:当目标类型为void,Boolean,String,Array,Hashtable,PSReference(i.e.: [ref]),XmlDocument,Delegate和Enum时,基于语言的类型转换(.NET提供的)开始工作。 Parse 转换:如果目标类型包含了...
此命令會使用 As DataSet 參數將數據擷取至 .Net System.Data.DataSet 物件,並將結果儲存在變數 '$DS'中。 對象可用於進一步處理。 範例8:取得特定數據行集 PowerShell $Tables=Invoke-Sqlcmd-ServerInstance"MyComputer"-Query"SELECT Item, id FROM MyDatabase.dbo.MyTable; SELECT GETDATE() AS T"-AsData...
Remove-NetFirewallRule –DisplayName “Contoso Messenger 98*” –Confirm You can also just perform the whole operation, displaying the name of each rule as the operation is performed. Windows PowerShell Remove-NetFirewallRule –DisplayName “Contoso Messenger 98*” –Verbose ...
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, ...
## Display the arguments by name "First named argument is: $firstNamedArgument" "Second named argument is: $secondNamedArgument" function GetArgumentsFunction { ## We could use a param statement here, as well ## param($firstNamedArgument, [int] $secondNamedArgument = 0) ...
Select-Stringcan display all the text matches or stop after the first match in each input file.Select-Stringcan be used to display all text that doesn't match the specified pattern. You can also specify thatSelect-Stringshould expect a particular character encoding, such as when you're search...