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<!DOCTYPE html> <html lang="en"> <head> <meta charset="utf-8"> <title>JS Select Elements with CSS Selectors</title> </head> <body> <ul> <li>Bread</li> <li class="tick">Coffee</li> <li>Pineapple Cake</li> </ul> <script> // Selecting all li elements var matches = document.querySelectorAll("ul li"); // Printing the number of selected li elements document.write("Number of selected elements: " + matches.length + "<hr>") // Printing the content of selected li elements for(var elem of matches) { document.write(elem.innerHTML + "<br>"); } // Applying line through style to first li element with class tick matches = document.querySelectorAll("ul li.tick"); matches[0].style.textDecoration = "line-through"; </script> </body> </html>