What to do if php frameset does not display

php frameset is not displayed because the frameset page has output or import things. The solution is to prohibit any output from the frameset page, such as manually changing the link path of "head.html".

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The frame does not display after the php code is added to the frameset

frameset page There cannot be any output or import, nor other elements such as

, etc. It is recommended to use iframe for more flexibility , all path file paths under tp5 are relative to index.php (entry file) by default tp5's link replacement for framework submodules is invalid. The solution is to manually modify the link. As shown in the figure: Manually change the link path of head.html

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