事件节流

事件节流

let textarea = document.getTlementById('text')
let timeout

textarea.addEventListener('keyup', function () {
	if (timeout) {
		clearTimeout(timeout)
	}	
	timeout = setTimeout(function () {
		// 触发 change 事件	
	})
})

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转载自blog.csdn.net/u011121176/article/details/90238667