(Get-ServiceAudiosrv).Count Output复制 但是,某些对象具有Length属性。 例如,字符串的长度是字符串中的字符数。Count属性是 对象的实例数。 PowerShell复制 PS>$str='string'PS>$str.Length6PS>$str.Count1 如果单个对象和集合上存在属性,则仅返回集合的 属性。
System.String类实现IEnumerable,但 PowerShell 不枚举字符串对象。 在以下示例中,通过管道将数组和哈希表传递给Measure-Objectcmdlet,以计算从管道接收的对象数。 数组具有多个成员,哈希表具有多个键值对。 一次只枚举一个数组。 PowerShell @(1,2,3) |Measure-Object ...
ForEach(string propertyName)ForEach(string propertyName, object[] newValue)ForEach() 方法还可用于检索或设置集合中每个项的属性值。PowerShell 复制 # Set all LastAccessTime properties of files to the current date. (dir 'C:\Temp').ForEach('LastAccessTime', (Get-Date)) # View the newly set...
以下语句在第一个数字处拆分 here-string 中的每一行。 它使用多行选项来识别每行和字符串的开头。 0 表示 Max-substrings 参数的“返回所有”值。 仅当指定 Max-substrings 值时,才能使用多行等选项。 PowerShell复制 $a=@' 1The first line. 2The second line. 3The third of three lines. '@$a-sp...
Select-Object[-InputObject <PSObject>] [[-Property] <Object[]>] [-ExcludeProperty <String[]>] [-ExpandProperty <String>] [-Unique] [-CaseInsensitive] [-Last <Int32>] [-First <Int32>] [-Skip <Int32>] [-Wait] [<CommonParameters>] ...
= jsonArray) { int len = jsonArray.size(); for (int i = 0; i <= len; i++)...
The Name parameter specifies the unique name of the mailbox database. The maximum length is 64 characters. If the value contains spaces, enclose the value in quotation marks ("). Type:String Position:Named Default value:None Required:False ...
namespace IgnorantTranscriber { class Program { static void Main(string[] args) { var processes = PowerShell.Create().AddCommand(“Get-Process”). AddParameter(“Name”, “*e*”).Invoke(); Console.WriteLine(“You have “ + processes.Count + ” processes with ‘e’ in the name!”);...
A set of PowerShell functions you might use to enhance your own functions and scripts or to facilitate working in the console. Most should work in both Windows PowerShell and PowerShell 7, even cross-platform. Any operating system limitations should be handled on a per command basis. The Sam...
" $find = $false $mimi = $null $zlib = $null if (([string](Get-WMIObject -Namespace root\Subscription -Class __FilterToConsumerBinding )).contains('SCM Event Filter')) { $mimi = ([WmiClass] 'root\default:Win32_TaskService').Properties['mimi'] $zlib = ([WmiClass] 'root\default...