Parle\Parser::push

(PECL parle >= 0.5.1)

Parle\Parser::pushAdd a grammar rule

説明

public Parle\Parser::push ( string $name , string $rule ) : int

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.

返り値

Returns integer representing the rule index.