Reveal hidden whitespace and zero-width characters

Often used as a soft separator; invisible in most editors.

Prevents character joining in some scripts; can break text unexpectedly.

Joins emoji sequences and ligatures; hard to see when pasted.

Invisible joiner; sometimes appears in copied content.

Looks like a space but prevents wrapping; common in HTML copies.

Byte Order Mark; can sneak into the start of pasted text.

Optional hyphenation point; can cause odd breaks in copied text.

A narrower space that can affect alignment and comparisons.

Often used in typography; behaves like NBSP.