Octal ↔ number system with base 8
base 8
number rep by 8 digits (0-7)
[<span data-tooltip-id="preview__Ro9uX62v8N2BDgcyq">Octal</span>](octal) multiplication table
0-7 in octal
01234567
References
\xxx↔ regex Metacharacter for Octal number xxx