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Vue: this.$nextTick() #45

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leslie1943 opened this issue Nov 23, 2020 · 0 comments

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leslie1943 commented Nov 23, 2020

this.$nextTick()

在下次DOM更新循环结束之后执行延迟回调,在修改数据之后立即使用这个方法,获取更新后的DOM. 有些时候在改变数据后要立即对dom进行操作,此时获取到的dom仍然是数据刷新前的dom,这个时候需要用 $nextTick
应用场景如: 获取dom某个ref的文本, 清空一些弹窗校验, 给dom设置一些样式

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