For this example, we want to see the filename and the size (in kilobytes) as a wide listing. SinceFormat-Widedoesn't display more than one property, we use a calculated property to combine the value of two properties into a single value. ...
The switch statement can use the $_ and $switch automatic variables. For more information, see about_Automatic_Variables. Syntax A basic switch statement has the following format: Syntax Copy switch (<test-expression>) { <result1-to-be-matched> {<action>} <result2-to-be-matched> {<actio...
Now I need to combine the ability to read service names from a file with the Set-Service cmdlet, and that's where the powerful pipeline capabilities of Windows PowerShell come into play. With the pipeline, the output from one cmdlet can be passed as the input to a second cmdlet. The pi...
Explains how to combine commands into pipelines in Windows PowerShell. about_PowerShell.exe Displays help for the PowerShell.exe command-line tool. about_PowerShell_Ise.exe Displays help for the PowerShell_ISE.exe command-line tool. about_Preference_Variables ...
More Built-in PowerShell Variables The Windows PowerShell Profile //如何自动添加多个第三方的ps1文件? Windows PowerShell Profile Windows PowerShell has a great profile. You don’t see any of the slight imperfections you might see while looking at it head-on. ...
//since it's the most likely to be compatible with all dependent assemblies.//The logic here assumes our module always has the version we want to load.//Also note the use of Assembly.LoadFrom() here rather than Assembly.LoadFile().returnAssembly.LoadFrom(Path.Combine(s_modulePath,"...
Use assignment operators (=,+=,-=,*=,/=,%=) to assign, change, or append values to variables. You can combine arithmetic operators with assignment to assign the result of the arithmetic operation to a variable. For more information, seeabout_Assignment_Operators. ...
The environment variables used for DefaultProxy initialization on Windows and Unix-based platforms are: HTTP_PROXY: the hostname or IP address of the proxy server used on HTTP requests. HTTPS_PROXY: the hostname or IP address of the proxy server used on HTTPS requests. ALL_PROXY: the hostna...
The specified variables are replaced in the process. When you specify thePATHenvironment variable it's replaced with the value of$PSHOMEfollowed by the specified value from this parameter. On Windows, the command appends the values forPATHin the Machine and User scopes after the new value. ...
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 colle...