can I attach event listeners to canvas events?

Question

我想知道是否有可能在html中有一个canvas标记，我想将一个事件侦听器附加到该标记上，以便每次对其进行编程以绘制某些内容时，回调函数都会执行某些操作，例如增加值或某事

Answer 1

ah I found it! what I needed was a mutationobserver and then going through the addednodes list that it returns to search for the canvas node fyi for anyone in the future here is the resource: https://developer.mozilla.org/en-US/docs/Web/API/MutationObserver