How to run HTML code?

Hello. The page displays the HTML code, meaning that it executes the code shown in plain text.
Here's what happens:
5e107070e38db746935675.png
April 4th 20 at 00:44
3 answers
April 4th 20 at 00:46
As a variant of the angle bracket is replaced by the entity. You can check in the developer console.
April 4th 20 at 00:48
Select with the mouse and "view source code of this fragment".
April 4th 20 at 00:50
And the source can be seen?

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