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    Parle\Lexer::callout

    (PECL parle >= 0.7.2)

    Parle\Lexer::callout — Define token callback

    Beschreibung

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

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

    Parameter-Liste

    id

    Token id.

    callback

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

    Rückgabewerte

    Es wird kein Wert zurückgegeben.

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