learning powershell. syntax weird much hence cheat sheet

pwsh.ps1

'hello', 'aaaaa', 'eeeee'
  | % { $_ -replace 'e', 'a' }
  | % { $_ -replace 'hallo', 'oida' }
  | ? { $_ -like '*a*' }
  
# equivalent to

@('hello', 'aaaaa', 'eeeee')
  | ForEach-Object { $PSItem -replace 'e', 'a' }
  | ForEach-Object { $PSItem -replace 'hallo', 'oida' }
  | Where-Object { $PSItem -like '*a*' }