Questions about fgets

I used fgets ($ file) to read an html file, but why does it stop every time & lt; occurs ?, It should be impossible ., Fgetss-read a row from the file pointer and filter out the HTML tag. you have removed all HTML tags such as & lt; tbody & gt; and you are using fgetss, remove the html tag and replace it with fgets to solve the fgets problem.
I use fgets ($ file) to read an html file, but why does it stop every time I encounter it?

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It should be impossible.
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Fgetss-read a row from the file pointer and filter out the HTML tag
You have removed all HTML tags.
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You use fgetss to remove the html tag and replace it with fgets. you can use ftell ($ file) to check which file you have read.
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\ N stopped or the end of the file