onkeydown = onkeyup = function {}
HTML
<div id="app"></div>
TypeScript
var map = {};
onkeydown = onkeyup = function(e){
e.preventDefault()
map[e.keyCode] = e.type == 'keydown';
console.log(map)
}
<div id="app"></div>
var map = {};
onkeydown = onkeyup = function(e){
e.preventDefault()
map[e.keyCode] = e.type == 'keydown';
console.log(map)
}