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<!DOCTYPE html> <html> <head> <title>Optimization Syntax Example</title> <script src="https://code.jquery.com/jquery-3.6.0.min.js"></script> <script> $(document).ready(function(){ // Caching selectors var $elements = $(".my-class"); // Efficient selectors $("#my-id").css("color", "red"); // Batching DOM updates $elements.each(function(){ $(this).css("color", "blue"); }); }); </script> </head> <body> <div id="my-id">Example Element</div> <div class="my-class">Element 1</div> <div class="my-class">Element 2</div> </body> </html>
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