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--- program_lang:powershell_misc [2021/12/05 21:10]
manu [sed in Powershell]
+++ program_lang:powershell_misc [2022/11/18 17:45] (current)
manu
@@ Line 1: / Line 1: @@
 ====== Powershell misc ======
+===== Powershell man page =====
+List all commands, you can add as parameter **-examples** **-full** **-detailed**
+<cli prompt='>'>
+PS /home/manu> get-command *
+...
+PS /home/manu> get-command *service*
+</cli>
+List Get-Command cmdlet with an alias
+<cli prompt='>'>
+PS> Get-Command -Name dir
+CommandType     Name                                               ModuleName
+-----------     ----                                               ----------
+Alias           dir -> Get-ChildItem
+</cli>
+List all commands from a specific module
+<cli prompt='>'>
+PS /home/manu> get-command -module activedirectory
+</cli>
+This command gets all of the cmdlets, sorts them alphabetically by the noun in the cmdlet name, and then displays them in noun-based groups:
+<cli prompt='>'>
+PS > Get-Command -Type Cmdlet | Sort-Object -Property Noun | Format-Table -GroupBy Noun
+</cli>
+uses the All parameter of the Get-Command cmdlet to show all instances of the Notepad command on the local computer.
+<cli prompt='>'>
+PS> Get-Command Notepad -All | Format-Table CommandType, Name, Definition
+CommandType     Name           Definition
+-----------     ----           ----------
+Application     notepad.exe    C:\WINDOWS\system32\notepad.exe
+Application     NOTEPAD.EXE    C:\WINDOWS\NOTEPAD.EXE
+</cli>
+Man page
+<cli prompt='>'>
+PS /home/manu> get-help Write-Progress
+NAME
+    Write-Progress
+SYNTAX
+    Write-Progress [-Activity] <string> [[-Status] <string>] [[-Id] <int>] [-PercentComplete <int>] [-SecondsRemaining <int>] [-CurrentOperation <string>] [-ParentId <int>] [-Completed] [-SourceId <int>]
+    [<CommonParameters>]
+</cli>
+Commands alias
+<cli prompt='>'>
+PS /home/manu> get-alias
+</cli>
+===== Remove header/descriptor =====
+<cli prompt='>'>
+PS /root> Get-VM lnx01a | ForEach-Object {$_.Name}
+lnx01a
+</cli>
 ===== Upper / Lower =====
@@ Line 78: / Line 139: @@
 vm4
 vm5
+</cli>
+===== grep in Powershell =====
+<cli prompt='#'>
+PS /usr/bin/fcm/tmp> Get-Content -Path vminfo.txt |  Where-Object { $_ -Match  "^VM_Datastore:"}
 </cli>
@@ Line 95: / Line 162: @@
 </cli>
+===== sort in Powershell =====
+<cli prompt='>'>
+PS> Get-ChildItem -Path C:\Test | Sort-Object
+Directory: C:\Test
+Mode                LastWriteTime         Length Name
+----                -------------         ------ ----
+-a----        2/13/2019     08:55             26 anotherfile.txt
+-a----        2/13/2019     13:26             20 Bfile.txt
+-a----        2/12/2019     15:40         118014 Command.txt
+-a----         2/1/2019     08:43            183 CreateTestFile.ps1
+d-----        2/25/2019     18:25                Files
+</cli>
+<cli prompt='>'>
+PS> Get-ChildItem -Path C:\Test -File | Sort-Object -Property Length
+Directory: C:\Test
+Mode                LastWriteTime         Length Name
+----                -------------         ------ ----
+-a----        2/13/2019     13:26             20 Bfile.txt
+-a----        2/12/2019     16:24             23 Zsystemlog.log
+-a----        2/13/2019     08:55             26 anotherfile.txt
+-ar---        2/12/2019     14:31             27 ReadOnlyFile.txt
+-a----         2/1/2019     08:43            183 CreateTestFile.ps1
+-a----        2/12/2019     15:40         118014 Command.txt
+</cli>
+<cli prompt='>'>
+PS> Get-Process | Sort-Object -Property WS | Select-Object -Last 5
+ NPM(K)    PM(M)      WS(M)     CPU(s)      Id  SI ProcessName
+ ------    -----      -----     ------      --  -- -----------
+     0.00     530.43     369.05   24977 283 firefox
+     0.00     547.91    1360.88    4559 237 evolution
+     0.00    1418.94      44.16   14488 237 okular
+     0.00    2072.61    3317.51    2071 071 X
+     0.00    6548.90   33021.09    6754 063 VirtualBoxVM
+PS> Get-Process | ft name,starttime
+xdg-document-po 25/12/21 07:49:32
+xdg-permission- 25/12/21 07:49:32
+xembedsniproxy  25/12/21 07:49:30
+xfs_mru_cache   25/12/21 07:45:06
+xfs-buf/sda4    25/12/21 07:45:06
+</cli>
+<cli prompt='>'>
+PS> Get-Service |Sort-Object -Property @{Expression = "Status"; Descending = $true},@{Expression = "DisplayName";Descending = $false}
+Status   Name               DisplayName
+------   ----               -----------
+Running  Appinfo            Application Information
+Running  BthAvctpSvc        AVCTP service
+Running  BrokerInfrastru... Background Tasks Infrastructure Ser...
+Running  BDESVC             BitLocker Drive Encryption Service
+Running  CoreMessagingRe... CoreMessaging
+Running  VaultSvc           Credential Manager
+Running  DsSvc              Data Sharing Service
+Running  Dhcp               DHCP Client
+</cli>
+  | Sort-Object -Unique : only one occurrence of each word
+  | Sort-Object : string sort
+  | Sort-Object {[int]$_} : integer sort
+  -CaseSensitive ...
+  -Descending
+===== Misc commands =====
+==== tail ====
+get last 5 lines from file
+<cli prompt='>'>
+PS> Get-Content -path /root/toto.py -tail 5
+PS> get-content |select -last 5
+PS> get-content |select -last 5 | Write-Output
+</cli>
+==== head ====
+get first 5 lines from file
+<cli prompt='>'>
+PS> Get-Content -path /root/toto.py -totalcount 5
+</cli>

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