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jslinux
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(4191 bytes)
_h1 jslinux _p A JavaScript PC emulator ! {iframe {@ src="http://bellard.org/jslinux/" width="840" height="490" style="background:#888;"}} _h3 use _p You may try : _ul ls -al _ul vi _ul ... _h3 vi editor commands _p Source : [[www.cs.rit.edu/~cslab/vi.html|http://www.cs.rit.edu/~cslab/vi.html]] {pre {u General Startup } To use vi: vi filename To exit vi and save changes: ZZ or :wq To exit vi without saving changes: :q! To enter vi command mode: {i [esc]} {u Counts } A number preceding any vi command tells vi to repeat that command that many times. {u Cursor Movement } h move left (backspace) j move down k move up l move right (spacebar) {i [return]} move to the beginning of the next line $ last column on the current line 0 move cursor to the first column on the current line ^ move cursor to first nonblank column on the current line w move to the beginning of the next word or punctuation mark W move past the next space b move to the beginning of the previous word or punctuation mark B move to the beginning of the previous word, ignores punctuation e end of next word or punctuation mark E end of next word, ignoring punctuation H move cursor to the top of the screen M move cursor to the middle of the screen L move cursor to the bottom of the screen {u Screen Movement } G move to the last line in the file xG move to line x z+ move current line to top of screen z move current line to the middle of screen z- move current line to the bottom of screen ^F move forward one screen ^B move backward one line ^D move forward one half screen ^U move backward one half screen ^R redraw screen ( does not work with VT100 type terminals ) ^L redraw screen ( does not work with Televideo terminals ) {u Inserting } r replace character under cursor with next character typed R keep replacing character until {i [esc]} is hit i insert before cursor a append after cursor A append at end of line O open line above cursor and enter append mode {u Deleting } x delete character under cursor dd delete line under cursor dw delete word under cursor db delete word before cursor {u Copying Code } yy (yank)'copies' line which may then be put by the p(put) command. Precede with a count for multiple lines. {u Put Command } brings back previous deletion or yank of lines, words, or characters P bring back before cursor p bring back after cursor {b < b>Find Commands } ? finds a word going backwards / finds a word going forwards f finds a character on the line under the cursor going forward F finds a character on the line under the cursor going backwards t find a character on the current line going forward and stop one character before it T find a character on the current line going backward and stop one character before it ; repeat last f, F, t, T {u Miscellaneous Commands } . repeat last command u undoes last command issued U undoes all commands on one line xp deletes first character and inserts after second (swap) J join current line with the next line ^G display current line number % if at one parenthesis, will jump to its mate mx mark current line with character x 'x find line marked with character x {u NOTE:} {i Marks are internal and not written to the file.} {u Line Editor Mode } Any commands form the line editor {u ex} can be issued upon entering line mode. To enter: type ':' To exit: press{i [return]} or {i [esc]} {u ex Commands } For a complete list consult the {u UNIX Programmer's Manual} {u READING FILES } copies (reads) filename after cursor in file currently editing :r filename {u WRITE FILE } :w saves the current file without quitting {u MOVING } :# move to line # :$ move to last line of file {u SHELL ESCAPE } executes 'cmd' as a shell command. :!'cmd' }