Bison uses error loop records

Yes bison Of error The understanding of the rules of .

Currently referenced ：

Pure English , Explain the change of state in detail , I feel a little dizzy .

Using the Error Token in Bison http://marvin.cs.uidaho.edu/Teaching/CS445/bisonErrorToken.html

The Q & A has a simple description 、

bison - Yacc--What does 'error' mean? - Stack Overflowhttps://stackoverflow.com/questions/43028575/yacc-what-does-error-mean

error The understanding of must be closely related to the details of the move in and the specification , More details .