event keyboard javascript
抓取鍵盤按鍵按下的哪個按鍵
press keybord
html
javascript
window.onload=function()
{
var bodys=document.querySelector("body"); //抓取body dom
var presskey=document.querySelector(".presskey"); //抓取 顯示 dom
bodys.addEventListener("keydown",(e)=>{presskey.innerText=e.key+":"+e.keyCode;}); //監聽keydown事件
}