Show pageOld revisionsBacklinksBack to top This page is read only. You can view the source, but not change it. Ask your administrator if you think this is wrong. ====== Create And Edit Text Files ====== **General Information** Configuration files are everywhere and need a text editor. ---- ====== Linux Text Editors ====== * emacs => older text editor, not always on a system * nano => very simple edtior, not always on a system * vi/vim => vi always on the system, vim sometimes on a system * **For this reason, learn vi/vim.** ---- ===== vi/vim ===== vi or vim will almost always be installed on a Linux distro, so it is the best to learn. Create new file "file1" <code bash> vi file1 </code> * Command Mode => Cannot type into the file, used for movement/editing * Insert Mode => Type in this mode * Ex Mode => Searching, Saving, Quiting, and Changing Vi's options ---- ==== Command Mode ==== Movement * i => enter Insert Mode * h => move left * j => move down * k => move up * l => move right * G => goto last line in file * 1G => goto first line in file Editing * yy => yank line (copy) * p => paste before current line * P => paste after current line * u => undo last change * dd => delete line * 5dd => delete 5 lines * dw => delete current word * cw => delete current word and enter insert mode (change word) * cc => delete current line and enter insert mode ---- ==== Insert Mode ==== * Esc => leave Insert mode, enter Command Mode ---- ==== Ex Mode ==== * :q => quit * :w => write changes (save) * :wq => write (save) and quit * :q! => quit without saving changes * :%s/dog/cat => replace first occurance of "dog" on each line with "cat" * :%s/dog/cat/g => replace all occurances of "dog" with "cat" (g = global) * :! => run shell commands from vi * :r oldfile => copy contents of oldfile into current file being edited * :e file1.txt => load file1.txt into the editor (only if current file being edited has been saved) ---- linux_wiki/create_and_edit_text_files.txt Last modified: 2019/05/25 23:50(external edit)