---
title: "ASCII"
source: https://www.jemoka.com/posts/kbhascii/
---

ASCII represents each char as an integer, its &ldquo;ascii value&rdquo;.
Uppercase letters are sequentially numbered Lowercase letters are sequentially numbered Digits are sequentially numbered Lowercase letters are 32 more than their uppercases (which means its a single bit flip) char upper = &#39;A&#39;; // 65 char lower = &#39;a&#39;; // 97 char zero = &#39;0&#39;; // 48
