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Syntax Highlighter in HTML

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I am New to HTML

W3 Schools  syntax highlighter is easy to use  https://www.w3schools.com/howto/howto_syntax_highlight.asp

Here w3 using     "w3CodeColor(document.getElementById("myDiv"));" 

am using more codes in my notes instead of number of ids how a Single Class can be used?

"w3CodeColor(document.getElementsByClass("myDiv"));"  like this.

Thank u

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If you have multiple elements, you have to call the function multiple times. It could be done in a loop.

var elements = document.getElementsByClassName("myClass");
for(var i = 0; i < elements.length; i++) {


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