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    Parle\Lexer::push

    (PECL parle >= 0.5.1)

    Parle\Lexer::push — Add a lexer rule

    説明

    public Parle\Lexer::push(string $regex, int $id): void

    Push a pattern for lexeme recognition.

    パラメータ

    regex

    Regular expression used for token matching.

    id

    Token id. If the lexer instance is meant to be used standalone, this can be an arbitrary number. If the lexer instance is going to be passed to the parser, it has to be an id returned by Parle\Parser::tokenid().

    戻り値

    値を返しません。

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