Here are the Merge commands for Fast mode; in Edit mode, precede them with C-c C-c:

p

Select the previous difference.

n

Select the next difference.

a

Choose the A version of this difference.

b

Choose the B version of this difference.

C-u n j

Select difference number n.

.

Select the difference containing point. @c [Does not work in the A or B buffer?] @c You can use this command in the merge buffer or in the A or B buffer.

q

Quit—finish the merge.

C-]

Abort—exit merging and do not save the output.

f

Go into Fast mode. (In Edit mode, this is actually C-c C-c f.)

e

Go into Edit mode.

l

Recenter (like C-l) all three windows. With an argument, reestablish the default three-window display.

-

Specify part of a prefix numeric argument.

digit

Also specify part of a prefix numeric argument.

d a

Choose the A version as the default from here down in the merge buffer.

d b

Choose the B version as the default from here down in the merge buffer.

c a

Copy the A version of this difference into the kill ring.

c b

Copy the B version of this difference into the kill ring.

i a

Insert the A version of this difference at point.

i b

Insert the B version of this difference at point.

m

Put point and mark around the difference.

^

Scroll all three windows down (like M-v).

v

Scroll all three windows up (like C-v).

<

Scroll all three windows left (like C-x <).

>

Scroll all three windows right (like C-x >).

|

Reset horizontal scroll on all three windows.

x 1

Shrink the merge window to one line. (Use C-u l to restore it to full size.)

x c

Combine the two versions of this difference (Combining in Emerge).

x f

Show the names of the files/buffers Emerge is operating on, in a Help window. (Use C-u l to restore windows.)

x j

Join this difference with the following one. (C-u x j joins this difference with the previous one.)

x s

Split this difference into two differences. Before you use this command, position point in each of the three buffers at the place where you want to split the difference.

x t

Trim identical lines off the top and bottom of the difference. Such lines occur when the A and B versions are identical but differ from the ancestor version.