command to add file contents to end of existing file

[fbsd_user]

On Wed, January 4, 2006 10:40, fbsd_user wrote:
>> I know I have done this in the past, but having brain fart today.
>>
>> What is command or command sequence to copy the contents of file
B
>> to the end of the contents of file A?
>>
>how about:  % cat B >> A

  Thanks to all who responded

this is what I used before and could not remember.