Parle\Parser::push
(PECL parle >= 0.5.1)
Parle\Parser::push — Add a grammar rule
説明
Push a grammar rule. The production id returned can be used later in the parsing process to identify the rule matched.
パラメータ
name-
Rule name.
rule-
The rule to be added. The syntax is Bison compatible.
戻り値
Returns int representing the rule index.
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