Parle\Parser::sigil
(PECL parle >= 0.5.1)
Parle\Parser::sigil — Retrieve a matching part of a rule
説明
public Parle\Parser::sigil
( int $idx
) : string
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.
返り値
Returns a string with the matched part.