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between

Function between 

Source
pub fn between<I, L, P, R>(
    left: L,
    parser: P,
    right: R,
) -> ZipRight<L, ZipLeft<P, R>>
where I: Input, L: Parser<I>, P: Parser<I, Error = L::Error>, R: Parser<I, Error = L::Error>,
Expand description

left, parser, right を順に実行し、parser の値だけを返す。