Parle\Lexer::push
  Add a lexer rule
  
 
  Description
  
   public void Parle\Lexer::push(string $regex, int $id)
  
  
 
  Parameters
  
   
    - 
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.
      
 
 
  Return Values
  
   No value is returned.