Console - Utilities Function

for (let btn of $$('.btn')) console.log(btn.textContent)

debug(onClickDebugBtn)

在 Console 輸入後按下按鈕來觸發 Debugger -> Debug

monitor(echo)

開始後每秒執行一次 echo(performance.now()) -> Start

monitorEvents($('.emojis'), ['mouse'])

unmonitorEvents($('.emojis'), ['mouse'])

fetch('meow.json').then((r) => r.json()).then(copy)