OPENAPPEND filename
command. Opens the named file for writing. If the file already
exists, the write position is initially set to the end of the old
file, so that newly written data will be appended to it.
OPENAPPEND filename
command. Opens the named file for writing. If the file already
exists, the write position is initially set to the end of the old
file, so that newly written data will be appended to it.