x_{1} is a PEG rule matching at least zero repetitions of rule x_{2} and returning a sequence of any match results

See pegjva, pegrsu'o, pegrsu'e

- pegjva
- x
_{1}is a rule that can be used in a Parsing Expression Grammar (PEG) - pegrsu'e
- x
_{1}is a PEG rule matching at most one repetition of rule x_{2}and returning a sequence of any match results - pegrsu'o
- x
_{1}is a PEG rule matching at least one repetition of rule x_{2}and returning a sequence of the match results