How do I type ascii codes on a Mac?

How do I type ascii codes on a Mac?
Typing an ASCII Character on the Mac c Hold down the Option and “c” keys simultaneously, then release.
What Unicode means?
Unicode is a universal character encoding standard that assigns a code to every character and symbol in every language in the world. Since no other encoding standard supports all languages, Unicode is the only encoding standard that ensures that you can retrieve or combine data using any combination of languages.
Is there a way to type a Unicode character?
If I try to enter a Unicode character via the method Alt + <hex number>, then I do get a character but it is the wrong one. For example if I enter 2212 it give a 'n' with a squiggle on top whereas it should return the character "hyphen bullet".
How do I get the Unicode code on my computer?
To do this, just type the hexadecimal code of the character into a Word document and then press ALT + C (in dialog boxes ALT + X). Then automatically the required Unicode character appears. The same shortcut can also be used to display the code of the character that comes before the cursor.
How to insert ASCII or Unicode symbols and characters?
As such, there are ASCII and Unicode variations to encompass regional characters and symbols, see Unicode character code charts by script. If you have trouble entering the characters codes for the characters that you want, try using the Character Map. To insert an ASCII character, press and hold down ALT while typing the character code.
How do you write half letters in Unicode?
You write half letters by using Hal (् /hal/ ) after the letter. You have to press “/” for Hal. For example, In the modern Unicode, you can simply type “manche” to get “मान्छे”. You can always try and see how it works!