Example interpretation of methods to execute arbitrary html code in javascript_javascript skills

I accidentally discovered a situation in the code today where the javascript eval() function cannot execute the html code, such as:

Copy the code The code is as follows :

<script>eval('<li>hehe</li>')</script>

The code will not be executed, but Change it to the following and you can execute it:

Copy the code The code is as follows:

<script> eval('</script>

hehe

<script>')</script>