Enter and wrap things up.

Usually we hit a key on the keyboard to achieve a newline, but in the ASCII Code table, the carriage return and line break is different characters, then what ghost? O (╯-╰) o

Today when I was programming to read a text file, I used c! = ' \ n ' to determine whether to reach the end of the line, and later found no, the result is wrong.

Internet search, just know, Windows system line is not ' \ n ', but ' \ r \ n ', after the attention Ah O (╯-╰) o

Http://www.cnblogs.com/sfqh/p/3396852.html

Enter and wrap things up.