Updated Oct 8, 2020 · 2 min read

What are alphanumeric characters?

Alphanumeric characters, also referred to as alphameric characters, are the set of alphabetical letters and numerical characters in a language. The alphanumeric characters for the English language include the 26 alphabetical letters (A - Z) along with the 10 numerical characters (0 - 9). In some cases, the set of alphanumeric characters include both uppercase and lowercase letters. Languages other than English may include letter variations, such as é and ç.

What are non-alphanumeric characters?

Non-alphanumeric characters are all characters other than alphabetical letters and numerical characters. These can include punctuation characters like commas (,), question marks (?), colons (:), and exclamation marks (!), as well as special characters like equal symbols (=) and apostrophes (‘).

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