get-childItem -name alleen de bestanden/dirs tonen zonder verder informatie (ls -1)
Working with files and folders
https://www.sconstantinou.com/powershell-join-operator/
https://stackoverflow.com/questions/55263366/powershell-how-to-combine-multiple-lines-in-to-one-with-comma
https://ss64.com/ps/syntax-concat.html
https://docs.microsoft.com/en-us/powershell/module/microsoft.powershell.utility/join-string?view=powershell-7
https://stackoverflow.com/questions/25275029/powershell-join-lines
https://community.idera.com/database-tools/powershell/ask_the_experts/f/learn_powershell_from_don_jones-24/789/how-do-i-use-powershell-to-join-rows-lines-from-a-text-file-to-create-only-one-line https://4sysops.com/archives/strings-in-powershell-replace-compare-concatenate-split-substring/
https://docs.microsoft.com/en-us/powershell/module/microsoft.powershell.core/about/about_arrays?view=powershell-7
https://www.itprotoday.com/powershell/powershell-contains
https://stackoverflow.com/questions/40294292/find-a-substring-in-a-string-with-powershell-and-trim



Powershell : https://www.business.com/articles/powershell-everything-you-need-to-know/


lussen/Loops
Lussen algemeen : https://www.business.com/articles/powershell-for-loop/


While : https://docs.microsoft.com/nl-nl/powershell/module/microsoft.powershell.core/about/about_while?view=powershell-7.2

ForEach-Object :
For :
Do-While :
Do-Until :

File handling
Move-Item : https://docs.microsoft.com/en-us/powershell/module/microsoft.powershell.management/move-item?view=powershell-7.2

Copy-Item
Get-Item (cat)
Get-ChildItem : Hetzelfde als Get-Item maar dan ook alles wat eronder hangt.
https://docs.microsoft.com/en-us/powershell/module/microsoft.powershell.management/get-item?view=powershell-7.2

https://docs.microsoft.com/en-us/powershell/module/microsoft.powershell.management/get-childitem?view=powershell-7.2

Printen
https://stackoverflow.com/questions/50861082/how-to-print-environment-variables-to-the-console-in-powershell
Write-Output : https://docs.microsoft.com/en-us/powershell/module/microsoft.powershell.utility/write-output?view=powershell-7.2
https://stackoverflow.com/questions/2038181/how-to-output-something-in-powershell
https://stackoverflow.com/questions/10025333/formatting-powershell-get-date-inside-string
https://devblogs.microsoft.com/scripting/formatting-powershell-decimal-places/
https://devblogs.microsoft.com/scripting/use-powershell-and-conditional-formatting-to-format-numbers/

Sleep Start-Sleep : https://docs.microsoft.com/en-us/powershell/module/microsoft.powershell.management/get-childitem?view=powershell-7.2


tail / head
https://stackoverflow.com/questions/4426442/unix-tail-equivalent-command-in-windows-powershell



Sort
https://www.google.com/search?client=firefox-b-d&q=powershell+sort+by+file+name
https://social.technet.microsoft.com/Forums/Lync/en-US/df80e4ac-fca1-4444-bc85-1f887fd75cb6/sorting-of-files-getchilditem?forum=winserverpowershell
https://docs.microsoft.com/en-us/powershell/module/microsoft.powershell.utility/sort-object?view=powershell-7.2

Tellen https://www.itechguides.com/powershell-count/
https://stackoverflow.com/questions/11526285/how-to-count-objects-in-powershell
https://docs.microsoft.com/en-us/powershell/module/microsoft.powershell.utility/measure-object?view=powershell-7.2

head/tail
https://stackoverflow.com/questions/9682024/how-to-do-what-head-tail-more-less-sed-do-in-powershell/41626586
gc log.txt -head 10
gc log.txt -tail 10
gc log.txt -tail 10 -wait # equivalent to tail -f


Datum/Tijd
https://docs.microsoft.com/en-us/powershell/module/microsoft.powershell.utility/get-date?view=powershell-7.2