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<!DOCTYPE html> <html> <head> <title>jQuery State Selectors - Filter by State</title> <script src="https://code.jquery.com/jquery-3.6.0.min.js"></script> <script> $(document).ready(function(){ $("#btn").click(function(){ $(":checked").css("border", "2px solid red"); $(":selected").css("border", "2px solid green"); $(":disabled").css("border", "2px solid blue"); }); }); </script> </head> <body> <form> <input type="checkbox" name="agree" checked /> <select> <option>Option 1</option> <option selected>Option 2</option> </select> <input type="text" disabled value="Disabled input" /> </form> <button id="btn">Filter by State</button> </body> </html>
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