Changing Text

<count> r<char>

Replace <count> chars by <char> - no <esc>.

<count> R

Overwrite the rest of the line, appending change count - 1 times.

<count> s

Substitute <count> chars.

<count> S

<count> lines.

<count> c<move>

Change from begin to endpoint of <count><move>.

<count> cc

<count> lines.

<count> C

The rest of the line and <count> - 1 next lines.

<count> =<move>

Reindent the region described by move.

<count> ~

Switch lower and upper cases.

<count> J

Join <count> lines (default 2).

:[x,y]s/<p>/<r>/<f>

Substitute (on lines x through y) the pattern <p> (default the last pattern) with <r>. Useful flags <f> are `g' for `global' (i.e. change every non-overlapping occurrence of <p>) and `c' for `confirm' (type `y' to confirm a particular substitution, else `n' ). Instead of / any punctuation CHAR unequal to <space> <tab> and <lf> can be used as delimiter.

&

Repeat latest ex substitute command, e.g. :s/wrong/good.

#c<move>

Change upper case characters in the region to lower case.

#C<move>

Change lower case characters in the region to upper case.

#q<move>

Insert specified string at the beginning of each line in the region