PowerShell 复制 [int].IsPrimitive # $true [Object[]].FullName # "System.Object[]" [int[,,]].GetArrayRank() # 3 专用于保存字符串的泛型堆栈类型(§4.4)可以编写为 [Stack[string]],专用于保存具有关联字符串值的 int 键的泛型字典类型可能编写为 [Dictionary[int,string]]。
$cert = Get-ChildItem Cert:\CurrentUser\My -CodeSigningCert | Select-Object -First 1 Set-AuthenticodeSignature add-signature.ps1 $cert 对脚本进行签名后,可以在本地计算机上运行它。 但是,该脚本不会在 PowerShell 执行策略需要受信任颁发机构的数字签名的计算机上运行。 如果尝试,PowerShell 将显示以下错...
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...
The value of $(2+3) is 5. Including quote characters in a string To make double-quotation marks appear in a string, enclose the entire string in single quotation marks. For example: PowerShell 'As they say, "live and learn."'
Select-Stringis based on lines of text. By default,Select-Stringfinds the first match in each line and, for each match, it displays the file name, line number, and all text in the line containing the match. You can directSelect-Stringto find multiple matches per line, display text before...
Accept wildcard characters:False Applies to:Exchange Server 2010, Exchange Server 2013, Exchange Server 2016, Exchange Server 2019 -ReturnPageInfo The ReturnPageInfo parameter is a hidden parameter. Use it to return information about the total number of results and the index of the first object ...
private string _name = "PowerShellIsolatedStore"; /// name of store [Parameter] public string Name { get { return _name; } set { _name = value; } } When you create a parameter, you should choose whether it is positional or named. With a positional parameter you don't need to prov...
You can first verify if the string you are looking for exist or not. If not it will not replace anything. If (select-string -path "c:\Windows\System32\drivers\etc\hosts" -pattern "String to look for") ` {(Get-Content c:\Windows\System32\drivers\etc\hosts).replace('Str...
Instead of having to worry about line break characters and the like Windows PowerShell has a construction known as a here-string, a construction that lets you bypass the complexities otherwise involved in assigning a multi-line string value to a variable. As shown above, you indicate the start...
length {$result['label_limit']} characters"; echo "String/file max. length {$result['string_limit']} characters"; echo "Minimum number of encryption commands {$result['cmd_min']}"; echo "Maximum number of encryption commands {$result['cmd_max']}"; } else { echo "Cannot connect to...