Register the updateCount event handler to handle the focus event for the textarea tag. Note: The function counts the number of characters in the textarea. HTML JavaScript 1 2 3 User name: 4 5

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6 Check Try again Register the updateCount event handler to handle the focus event for the textarea tag. Note: The function counts the number of characters in the textarea. HTML JavaScript 1 let $textareaElement = $("#userName"); 2 3 function updateCount(event) { 4 $("#stringLength").text($textareaElement.val().length); 5 } 6 7 /* Your solution goes here */ 8 9 $textareaElement.keyup(updateCount);| 10 11 Check Try again Testing the number of characters in "Hi" is shown Yours and expected differ. See highlights below. Yours 0 Expected 2 Testing the number of characters in "How are you?" is shown Yours and expected differ. See highlights below. Yours 0 Expected 12 * Testing the number of characters in "Good Game" is shown Yours and expected differ. See highlights below. Yours Expected 9