What is an HTML entity?

An HTML entity is a code like © or © that represents a character which is reserved, invisible, or hard to type. The browser renders it as the actual character.

When do I need to escape characters in HTML?

Escape &, (and double quotes inside attributes) so the browser treats them as text, not markup. Use &, <, >, and ".

What is the difference between a named and numeric entity?

Named entities like © are readable; numeric entities like © (decimal) or © (hex) work for any character by its code point.

How do I add emoji to HTML?

You can paste the emoji directly (UTF-8) or use its numeric reference. This page gives you both with one click.

What is a non-breaking space?

is a space that prevents a line break and is not collapsed, useful for keeping words or values together.

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Reference

HTML Entities & Emoji

Special characters, HTML entities, and emoji. Click any character to copy it, or a chip to copy its entity code.