The following commands may cause text to be removed from the buffer:

    Command                                 Special     Single command arguments
      BACK  Backspace                       Immediate        -    -    -    - 
       DEL  Del                             Immediate        -    -    -    - 
         D  Delete                                           0    1    -    - 
        :K  Kill to RETURN                                   0    1    -    - 
         K  Kill                                             0    1    2    - 
       @:R  Modified conditional replace                     0    1    -    - 
        @R  Modified replace                                 0    1    2    - 
        :R  Conditional replace                              0    1    -    - 
         R  Replace                                          0    1    2    - 
       @;U  Modified write file; remove                      0    1    2    - 
        ;U  Write file; remove                               0    1    2    - 
       @;X  Modified write file; exit                        0    -    -    - 
        :X  Move into register to RETURN                     0    1    -    - 
        ;X  Write file; exit                                 0    -    -    - 
         X  Move into register                               0    1    2    -