HTML Entities — The Little Codes Behind the Symbols You See Everywhere

You've definitely used these symbols before without thinking twice — the copyright notice in a footer, the arrow on a "Next" button, the bullet separating nav links. Today I actually sat down and learned where they come from and how to use them properly. Turns out there's a whole system behind it. What Even Is an HTML Entity? When the browser reads your HTML, certain characters mean something special — like < and > which define tags. So if you just type < in your content, the browser might get confused and think you're opening a tag. HTML entities are the safe way to say "I want to display this character, not use it as code." Every entity has three forms — the HTML version, the CSS version, and the JavaScript version. Same symbol, different syntax depending on where you're using it. Essential UI & Layout Symbols These are the ones you'll reach for most often in actual UI work: — A non-breaking space. Looks like a regular space but prevents the browser from splitting two words across li