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I was reading about vim the other day and found out why it used
hjkl keys as arrow keys. When Bill Joy created the vi text editor he used the ADM-3A terminal, which had the arrows on
hjkl keys. Naturally he reused the same keys and the rest is history!
Here is how the
hjkl keys looked:
ADM-3A keyboard's hjkl keys with arrows.
And here is the whole terminal that vi was created on:
Lear Siegler's ADM-3A computer terminal.
Since vim is derived from vi, it uses the same
And while we're at it, notice where the
ESC key is positioned:
Lear Siegler's ADM-3A computer terminal's full keyboard.
That's why the
ESC is used to change between vi modes! Because it's so close and easy to reach.
Also ever wondered why home directory is
~ in UNIX? Look at the
HOME key in upper right corner!
I just got a deal with Teespring for a
hjkl t-shirt! Teespring is like kickstarter for t-shirts. If at least 15 people commit to buy the shirt the deal goes through and everyone gets the shirt. Otherwise nothing happens.
Get your limited edition hjkl t-shirt now! (Ships worldwide in 4-8 days.)