Similar to the array subexpression, this syntax is used to declare a hash table. For more information, see about_Hash_Tables. Call operator & Runs a command, script, or script block. The call operator, also know
Theenumstatement is used to declare an enumeration. An enumeration is a distinct type that consists of a set of named labels called the enumerator list. about_Environment_Provider Provides access to the Windows environment variables. Describes how to access and manage environment variables in PowerS...
we’ll need to keep creatinghashtablesto provide the input. The technique I’ve learned to use for this is pretty simple. Find all of the variables that have a name that matches the input for a command, and put them into ahashtable. To make sure we do this efficiently, we’ll coll...
Specify $true if the function or cmdlet accesses the complete object, not just a property of the object. Only one parameter in a parameter set can declare ValueFromPipeline as $true. The following example shows the parameter declaration of a mandatory parameter, $ComputerName, that accepts the...
Declare @TSql1 nvarchar(max); Declare @cfgSvrNameWithSqlInstName nvarchar(50); Set @cfgSvrNameWithSqlInstName = (Select @@SERVERNAME); Set @TSql1 = 'sp_dropserver ' + ''' + @cfgSvrNameWithSqlInstName + '''; print @Tsql1; exec...
Declare a module's compatibility to specific PowerShell versions Catalog Cmdlets Two new cmdlets have been added in theMicrosoft.PowerShell.Securitymodule. These cmdlets generate and validate Windows catalog files. New-FileCatalog New-FileCatalogcreates a Windows catalog file for set of folders ...
PowerShell provides a much more convenient way to declare formal parameters for a script with theparamstatement. The param statement must be the first executable line in the script with only comment or empty lines preceding it. The format of the param statement is ...
As shown in Chapter 15, we first declare a hash table containing all of our properties, which we then pass to the Start-Job cmdlet along with the call to theNew-SPProfileServiceApplicationcmdlet (we have included the relevant portions here; refer to Chapter 15 for the remainder of the nece...
Shows how to declare parameters for advanced functions. about_Functions_CmdletBindingAttribute Describes theCmdletBindingattribute, which identifies a function that works like a cmdlet. about_Functions_OutputTypeAttribute Describes an attribute that reports the type of object that the function returns. ...
Keeping one set with everything optional allows that set to be selected as a default if nothing can be inferred from the parameters which are there. I think it is better style to declare a third set, with no members of its own, to be the default. The extra set or the the “...