How to Alt-hjkl to move cursor stay in insert mode in vim?

Question

In insert mode alt-hjkl will go to normal mode, i dont want.

I want alt-hjkl move the cursor and stay in insert mode.

So,try add this to vimrc but it doesn't work.

noremap! < Ah > < left >

noremap! < Aj > < down >

noremap! < Ak > < up >

noremap! < Al > < right >

any ideas ? :)

Answer 1

Correct usage is:

inoremap <A-h> <left>
inoremap <A-j> <down>
inoremap <A-k> <up>
inoremap <A-l> <right>

Answer 2

I use xmodmap to achieve such behavior, but I use Caps instead of Alt .

see solution on Superuser.