on escape keypress javascript code example

Example 1: javascript detect escape key

document.addEventListener('keydown', function(event){
	if(event.key === "Escape"){
		//do something
	}
});

Example 2: javascript detect enter press on input

var el = document.getElementById("myInputID");
el.addEventListener("keyup", function(event) {
    if (event.key === "Enter") {
        // Enter key was hit
    }
});