|That is just to display the usage of commands, if you do this :|
... it is the same as :
... and they both give help with the "cd" command. Replace "cd" with any known other command to get help from that command. You are not supposed to place this in a batchfile since it only displays the usage of the command, and it does not actually do anything. Type that command with any parameter other than "/?" and it will try to execute its designated feauture.
"Help" is just a command to display the usage of other commands ...