How does the html three-column layout ensure that the middle column can be loaded first? why?

html200px
Sep.02,2021

you can learn about the Holy Grail layout and the double flying wing layout.

can solve this problem.


double wing layout learn

is mainly written in the middle first, because the html document is parsed from top to bottom, which ensures that it is loaded first.

but now that the speed of the network has increased, it is not very important whether the middle part needs to be loaded first.

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