Only the meaning is different, and the effect is different when running the code.

& lt A name & gt Text information to be filled in later.

And < a herf > followed by hyperlinks.

It's just that if you don't add the letter A, running the code won't have any effect

So whether it's

Everything in brackets is a whole, only when used side by side.

The browser can recognize the code and execute it successfully.

I hope it helps you!