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减少重绘与回流的办法?
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#IAG9MK
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Opened this issue
2024-07-29 16:06
<p>合并样式修改</p><p>减少造成回流的次数,如果要给一个节点操作多个css属性,而每一个都会造成回流的话,尽量将多次操作合并成一个</p><p>批量操作DOM</p><p>当对DOM有多次操作的时候,需要使用一些特殊处理减少触发回流,其实就是对DOM的多次操作,在脱离标准流后,对元素进行的多次操作,不会触发回流,等操作完成后,再将元素放回标准流。</p><p>避免多次触发布局</p><p>对于页面中比较复杂的动画,尽量将元素设置为绝对定位,操作元素的定位属性,这样只有这一个元素会回流,如果不是定位的话,容易引起其父元素以及子元素的回流。</p><p><br></p>
<p>合并样式修改</p><p>减少造成回流的次数,如果要给一个节点操作多个css属性,而每一个都会造成回流的话,尽量将多次操作合并成一个</p><p>批量操作DOM</p><p>当对DOM有多次操作的时候,需要使用一些特殊处理减少触发回流,其实就是对DOM的多次操作,在脱离标准流后,对元素进行的多次操作,不会触发回流,等操作完成后,再将元素放回标准流。</p><p>避免多次触发布局</p><p>对于页面中比较复杂的动画,尽量将元素设置为绝对定位,操作元素的定位属性,这样只有这一个元素会回流,如果不是定位的话,容易引起其父元素以及子元素的回流。</p><p><br></p>
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