VI commands

• vi test.txt     > create the file using the vi command
• :q!                > quit the VI editor without save
• :wq!             > save and quit the VI editor
• shift + g (G) > Move  the cursor to the end of the file
• g                  > Move cursor to the first line of the file
• i                   >The characters typed in will be inserted before the current cursor position
• I                   >The characters typed in will be inserted in first of the current line
• Shift + A     >The characters typed in will be inserted in end of the current line
• x                  > Delete the  character under the cursor
• {number}x  > Delete the character under the cursor and next n number right characters
• X                 >Delete the  character before the cursor
• {number}X > Delete the n number characters before the cursor position (Not the cursor)
• u                  >Undo the last change to the file. Typing u again will re-do the change. 
• dd                > Delete the current line 
• {number}dd > Remove the n number of lines down wards include current line
• d{number}k > Delete the n  number of above lines including current line
• d{number}j  > Delete the n number of down lines including current line
• :3,18d        >delete lines 3 through 18
• :1,$d              > Delete the all lines in file
• :n  + Enter    > Go to nth line in a file Ex; :10 + ENTER
• h                    >Move the cursor to the left one character position. 
• j                     >Move the cursor down one line. 
• k                    >Move the cursor up one line. 
• l                     >Move the cursor to the right one character position. 
• d^                  >Deletes from current cursor position to the beginning of the line. 
• d$                  >Deletes from current cursor position to the end of the line. 
• dw                  >Deletes from current cursor position to the end of the word. 
• db                  > Deletes from current cursor position to the starting of the word
• :1,$s/up/right/ > To Replace string Ex:1,$s/test1/test2
• 16,25m30  > Move lines 16 through 25 to after line 30
• 23,29co62 > Copy specified lines and place after line 62