PHP Manual
Parle\RParser
Add a grammar rule

Parle\RParser::push

(PECL parle >= 0.7.0)

Parle\RParser::push — Add a grammar rule

说明

public Parle\RParser::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.

参数

name: Rule name.
rule: The rule to be added. The syntax is Bison compatible.

返回值

Returns integer representing the rule index.

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