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2 changes: 1 addition & 1 deletion src/macros-by-example.md
Original file line number Diff line number Diff line change
Expand Up @@ -166,7 +166,7 @@ The repetition operators are:

- `*` — indicates any number of repetitions.
- `+` — indicates any number but at least one.
- `?` — indicates an optional fragment with zero or one occurrences.
- `?` — indicates an optional fragment with zero or one occurrence.

Since `?` represents at most one occurrence, it cannot be used with a
separator.
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