centOS – VI

Open vi filename Close/Quit/Quit without save :q = close the file, if you didnt modified anything :q! = close the file even u modified and dont want to save it : Save/ Save quit :wq = save and exit 😡 = save and stay Add i = from cursor before start append I = begin of line allow appending a = after cursor append A =end of line append o = new line O =before cursor new line Edit r = from cursor character edit R = replace from cursor anything on type, until esc pressed cw = word replace Del dd = entire line delete x = single character dw = single word D = remaining of the line starting with current cursor position Cut/Past yy = copy the current line into the buffer Nyy or yNy = copy the next N lines, including the current line, into the buffer p = paste the line in the buffer into the text after the current line Searching /string  = search forward for occurrence of string in text ?string = search backward for occurrence of string in text n = move to next occurrence of search string N = move to occurrence of search string in opposite direction Line numbers: : .=    returns line number of current line at bottom of screen := returns the total number of lines at bottom of screen ^g  provides the current line number, along with the total number of lines, in the file at the bottom of the screen

Style :set number or :set nu or :set nu! :syntax on (on vim) :>>> to indent