For more information about the-matchoperator, seeabout_Comparison_Operators. 如需正規表示式的詳細資訊,請參閱about_Regular_Expressions。 $Matches變數也適用於具有switch參數的-Regex語句。 其填入方式與-match和-notmatch運算符相同。 如需switch語句的詳細資訊,請參閱about_Switch。
有关详细信息,请参阅 about_Remote_Variables。引用$Using: 仅扩展到变量的值。 如果要更改调用方作用域中的变量的值,则必须具有对变量本身的引用。 可以通过获取 变量的 PSVariable 实例来创建对变量的引用。 以下示例演示如何创建引用并在线程作业中进行更改。
# Enable -Verbose option[CmdletBinding()]# Regular expression pattern to find the version in the build number$VersionRegex="\d+\.\d+\.\d+\.\d+"# If not running on a build server, remind user to set environment variables for debuggingif(-not($Env:BUILD_SOURCESDIRECTORY-and$Env:BUILD_...
Most people know how easy it is to use Windows PowerShell to retrieve information about environment variables. Want to see all your environment variables and their values? This command should do the trick: Get-ChildItem Env: In turn, you should get back information similar to this extract: ...
All platforms: clv To delete a variable, along with its value, useRemove-VariableorRemove-Item. This cmdlet does not delete the values of variables that are set as constants or owned by the system, even if you use theForceparameter. ...
up and running. Learn how to create date and time variables that can automatically format their data without the use of external functions. Join this session to see how to build all kinds of new functionality into Windows PowerShell in just minutes, making Windows administration faster and ...
Functions create a new scope. The items created in a function, such as variables, exist only in the function scope. For more information, seeabout_Scopes. Find and manage functions using theFunction:drive All the functions and filters in PowerShell are automatically stored in theFunction:drive....
how can i resolve variables inside a scriptblock passing to "start-process powershell.exe" How can I restart an IIS WebAppPool on a remote server in powershell? How can i run a powershell script in another domain than what i am logged on to. How Can I run a script to all servers ...
The other configuration method that is supported is the pull method, which is also calledpull mode. This mode requires admins to set up a server to act as a central repository. Nodes periodically poll the server to see if a configuration file is available and then apply that conf...
When debugging a script, often I am concerned about the value of a variable. There are three ways to break on a variable. The three ways areread,write, andreadwrite. The default value iswrite. When working with breakpoints on variables,readorwritedo not talk about the way the variable is...