Search notes:

PowerShell cmdLet Format-Hex

format-hex can be used to display data in hexadecimal. This cmdLet returns an array of Microsoft.PowerShell.Commands.ByteCollection objects. 
PS C:\> 'René' | format-hex


           00 01 02 03 04 05 06 07 08 09 0A 0B 0C 0D 0E 0F

00000000   52 65 6E 3F                                      Ren?

PS C:\> [System.Text.Encoding]::UTF8.GetBytes('René') | format-hex

           Path:

           00 01 02 03 04 05 06 07 08 09 0A 0B 0C 0D 0E 0F

00000000   52 65 6E C3 A9                                   René
The content of a file can be displayed by specifing the -path parameter with the name of a file: 
PS C:\> format-hex -path readme.txt

See also

A number might also be displayed in hexadecimal representation using the -f operator and the {…:x] format specifier: 
PS C:\> $num = 257
PS C:\> '{0:x}' -f $num
101
Using the get-content cmdLet to display a hexadecimal representation of a file.
format-hex belongs to the cmdlets with the -encoding parameter.
Powershell command noun: hex
The (Linux) shell command od

Index

Fatal error: Uncaught PDOException: SQLSTATE[HY000]: General error: 8 attempt to write a readonly database in /home/httpd/vhosts/renenyffenegger.ch/php/web-request-database.php:78 Stack trace: #0 /home/httpd/vhosts/renenyffenegger.ch/php/web-request-database.php(78): PDOStatement->execute(Array) #1 /home/httpd/vhosts/renenyffenegger.ch/php/web-request-database.php(30): insert_webrequest_('/notes/Windows/...', 1740464561, '3.133.129.119', 'Mozilla/5.0 App...', NULL) #2 /home/httpd/vhosts/renenyffenegger.ch/httpsdocs/notes/Windows/PowerShell/command-inventory/noun/hex/format/index(71): insert_webrequest() #3 {main} thrown in /home/httpd/vhosts/renenyffenegger.ch/php/web-request-database.php on line 78