Back Code Run <html lang="en"> <head> <meta charset="UTF-8"> <meta name="viewport" content="width=device-width, initial-scale=1.0"> <title>Document</title> </head> <body> <form> <label for="fullName">Full Name</label> <input type="text" id="fullName" name="UserName" maxlength="10" required> <input type="submit" value="Submit"> </form> </body> </html> Result
