backward-kill-word (M-DEL)
Kill the word behind point. Word boundaries are the same as backward-word. shell-kill-word ()
Kill from point to the end of the current word, or if between words, to the end of the next word. Word boundaries are the same as shell-forward-word. shell-backward-kill-word ()
Kill the word behind point. Word boundaries are the same as shell-backward- word. unix-word-rubout (C-w)
Kill the word behind point, using white space as a word boundary. The killed text is saved on the kill-ring. unix-filename-rubout ()
Kill the word behind point, using white space and the slash character as the word boundaries. The killed text is saved on the kill-ring. delete-horizontal-space ()
Delete all spaces and tabs around point. By default, this is unbound. kill-region ()
Kill the text in the current region. By default, this command is unbound. copy-region-as-kill ()
Copy the text in the region to the kill buffer, so it can be yanked right away.
By default, this command is unbound. copy-backward-word ()
Copy the word before point to the kill buffer. The word boundaries are the same as backward-word. By default, this command is unbound. copy-forward-word ()
Copy the word following point to the kill buffer. The word boundaries are the same as forward-word. By default, this command is unbound. yank (C-y)
Yank the top of the kill ring into the buffer at point. yank-pop (M-y)
Rotate the kill-ring, and yank the new top. You can only do this if the prior command is yank or yank-pop.
8.4.5 Specifying Numeric Arguments digit-argument (M-0, M-1, ... M--)
Add this digit to the argument already accumulating, or start a new argument.
M-- starts a negative argument. universal-argument ()
This is another way to specify an argument. If this command is followed by one or more digits, optionally with a leading minus sign, those digits define the ar- gument. If the command is followed by digits, executing universal-argument