javascript detect arrow key press
//detecting arrow key presses
document.addEventListener('keydown', function(e) {
switch (e.keyCode) {
case 37:
alert('left');
break;
case 38:
alert('up');
break;
case 39:
alert('right');
break;
case 40:
alert('down');
break;
}
});js detect right key click
//detecting arrow key presses - supports both new and depricated methods
document.addEventListener('keydown', function(e) {
var key = e.key || e.keyCode;
switch (key) {
case 'ArrowLeft': case 37:
alert('left');
break;
case 'ArrowUp': case 38:
alert('up');
break;
case 'ArrowRight': case 39:
alert('right');
break;
case 'ArrowDown': case 40:
alert('down');
break;
}
});arrow keys function javascript
document.addEventListener('keydown', function(e) {
switch (e.keyCode) {
case 37:
alert('left');
break;
case 38:
alert('up');
break;
case 39:
alert('right');
break;
case 40:
alert('down');
break;
}
});
document.onkeydown = checkKey;
function checkKey(e) {
e = e || window.event;
if (e.keyCode == '38') {
// up arrow
}
else if (e.keyCode == '40') {
// down arrow
}
else if (e.keyCode == '37') {
// left arrow
}
else if (e.keyCode == '39') {
// right arrow
}
}JAVASCRIPT KEYDOWN AROW
document.onkeydown = checkKey;
function checkKey(e) {
e = e || window.event;
if (e.keyCode == '38') {
// up arrow
}
else if (e.keyCode == '40') {
// down arrow
}
else if (e.keyCode == '37') {
// left arrow
}
else if (e.keyCode == '39') {
// right arrow
}
}Copyright © 2021 Codeinu
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