Php/docs/parle-parser.precedence

• PHP Manual
• Parle\Parser
• Declare a precedence rule

Parle\Parser::precedence

(PECL parle >= 0.5.1)

Parle\Parser::precedence — Declare a precedence rule

说明

public Parle\Parser::precedence ( string $tok ) : void

Declares a precedence rule for a fictitious terminal symbol. This rule can be later used in the specific grammar rules.

参数

tok

Token name.

返回值

没有返回值。