Caesar Cipher in p5js
问题 I'm a super noob, and I'm trying to make a Caesar cipher in p5js, so far I manage to code the UI, but now I'm stuck and don't really know how to move forward can someone please help? I know I need to use for loops, but I can't figure out how? I really appreciate all the help Thanks let inp; let button; let alphabet = ['A', 'B', 'C', 'D', 'E', 'F', 'G', 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O', 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W', 'X', 'Y', 'Z']; function setup() { createCanvas(600, 600); //