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HTML DOMTokenList item()
tryjsref_domtokenlist_item
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<!DOCTYPE html> <html> <body> <h1>The DOMTokenList Object</h1> <h2>The item() Method</h2> <p>The first item in the list is:</p> <p id="demo" class="c1 c2 c3"></p> <script> let list = document.getElementById("demo").classList; let item = list.item(0); document.getElementById("demo").innerHTML = item; </script> </body> </html>