This is an HTML meta tag that specifies the character encoding for an HTML document. In this case, it indicates that the character encoding used in the document is UTF-8, which is a widely used character encoding that supports a wide range of characters from various languages.
<meta charset="UTF-8">
Including this meta tag in an HTML document ensures that the web browser interprets the text correctly and displays the characters as intended. UTF-8 is the recommended character encoding for web content as it can handle most characters efficiently.