如何向右移动光标焦点。 在 JavaScript 中使用箭头键向左、向上和向下

Question

I want to move focus right, left, up and down using arrow keys in JavaScript.

I am able to implement right functionality using JavaScript.

Answer 1

This will help you.

$(document).keydown(

    function(e)
    {    
        if (e.keyCode == 37) {      
            $(".tab:focus").prev().focus();

        }
        if (e.keyCode == 38) {      
            //code for up key   
        }
        if (e.keyCode == 39) {      
            $(".tab:focus").next().focus();

        }
        if (e.keyCode == 40) {      
            //code for down key
        }

    }
);