Parle\Parser::sigil
(PECL parle >= 0.5.1)
Parle\Parser::sigil — Retrieve a matching part of a rule
説明
Retrieve a part of the match by a rule. This method is equivalent to the pseudo variable functionality in Bison.
パラメータ
idx-
Match index, zero based.
戻り値
Returns a string with the matched part.
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