Summary of 25 commonly used PowerShell commands

Although Windows PowerShell has been there for some time, the administrator of the custom command line might be interested in understanding the basics of PowerShell functionality.

Let's take a look at the 25 most common tasks that can be done by Windows PowerShell. Not only are these tasks simple, but the command schema and other PowerShell commands that display statements are also simple. Mastering these basic commands is the only way to become a PowerShell specialist.

Entry level

1. Operate Windows REGISTRY--CD HKCU like a file system:
2. Recursively search for a string in a file--dir–r | Select string "Searchforthis"
　　
3. Use memory to find five processes--ps | Sort–p ws | Select–last 5
4. cycle (stop, then restart) a service, such as Dhcp--restart-service DHCP
5. List all entries in the folder--get-childitem–force
6. Recursive series of directories or folders--get-childitem–force C:\directory–recurse
7. Remove all files in the directory without requiring a single removal of--remove-item C:\tobedeleted–recurse
8. Restart the current computer--(Get-wmiobject-class win32_operatingsystem-computername.). Win32Shutdown (2)

Collect information

9. Get computer composition or model information--get-wmiobject-class Win32_ComputerSystem
10. Obtain BIOS information for the current computer--get-wmiobject-class Win32_bios-computername.
11. List the installed hotfixes (such as QFE or Windows Update files)--get-wmiobject-class Win32_quickfixengineering-computername.
12. Get the user name of the user who is currently logged on to the computer--get-wmiobject-class Win32_computersystem-property username-computername.
13. Get the name of the app that is installed on the current computer--get-wmiobject-class Win32_product-computername. | Format-wide-column 1
14. Get the IP address assigned to the current computer--get-wmiobject-class Win32_networkadapterconfiguration-filter ipenabled=true-computername. | Format-table-property IPAddress
15. Get the current machine detailed IP configuration report--get-wmiobject-class win32_networkadapterconfiguration-filter ipenabled=true-computername. | Select-object-property [a-z]*-excludeproperty ipx*,wins*
16. Locate the network card that is enabled on the current computer using DHCP--get-wmiobject-class win32_networkadapterconfiguration-filter "Dhcpenabled=true"- ComputerName.
17. Enable Dhcp--get-wmiobject-class Win32_networkadapterconfiguration-filter ipenabled=true on all network adapters on the current computer- ComputerName. | foreach-object-process {$_. EnableDHCP ()}

Software Management

18. Installing the MSI package on a remote computer--(Get-wmiobject-computername targetmachine-list | Where-object-filterscript {$_. Name-eq "Win32_Product"}). Install (\\MACHINEWHEREMSIRESIDES\path\package.msi)
19. Upgrade the installed app with the MSI-based app update package-(Get-wmiobject-class win32_product-computername.-filter "Name=" Name_of_app_to_be_ Upgraded ' "). Upgrade (\\MACHINEWHEREMSIRESIDES\path\upgrade_package.msi)
20. Remove the MSI package from the current computer--(Get-wmiobject-class win32_product-filter "name= ' Product_to_remove '"-computername.). Uninstall ()
Machine Management
21. One minute after the remote shutdown of another machine--start-sleep 60; Restart-computer–force–computername Targetmachine
22. Add Printer--(New-object-comobject wscript.network). AddWindowsPrinterConnection (\\printerserver\hplaser3)
23. Remove the printer-(New-object-comobject wscript.network). Removeprinterconnection ("\\printerserver\hplaser3")
24. Go to PowerShell session--invoke-command-computername Machine1, Machine2-filepath c:\Script\script.ps1

Summary of 25 commonly used PowerShell commands