k*****u 发帖数: 1688 | 1 how to do this in emacs:
for example, the following code, how to comment out the line1 line2 line3
part.
That is, change
texttttttttt
tedtTTTTTTTTT
line1
line2
line3
textttttttttt
textttttttttt
to (add ## for each line)
texttttttttt
tedtTTTTTTTTT
##line1
##line2
##line3
textttttttttt
textttttttttt | k*****u 发帖数: 1688 | 2 whey my M-x comment-region and M- has no reaction? |
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