vim enter write mode code example
Example 1: vim insert
i - insert before the cursor
I - insert at the beginning of the line
a - insert (append) after the cursor
A - insert (append) at the end of the line
o - append (open) a new line below the current line
O - append (open) a new line above the current line
ea - insert (append) at the end of the word
Example 2: edit in vim
Press i letter on your keyboard to start editing (Insert Mode). When youre done press the ESC key to exit insert mode