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<!DOCTYPE html> <html> <head> <title>Setting Default Values Example</title> <script src="https://code.jquery.com/jquery-3.6.0.min.js"></script> <script> $(document).ready(function(){ $("#setDefault").click(function(){ $("#dropdown").val("2"); }); }); </script> </head> <body> <select id="dropdown"> <option value="1">Option 1</option> <option value="2">Option 2</option> <option value="3">Option 3</option> </select> <button id="setDefault">Set Default Value to Option 2</button> </body> </html>
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