Parle\RLexer::callout

(PECL parle >= 0.7.2)

Parle\RLexer::callout — Define token callback

说明

public Parle\RLexer::callout ( int $id , callable $callback ) : void

Define a callback to be invoked once lexer encounters a particular token.

参数

id

Token id.

callback

Callable to be invoked. The callable doesn't receive any arguments and its return value is ignored.

返回值

没有返回值。

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