check.html

<html>
    <script src="https://code.jquery.com/jquery-3.2.1.slim.min.js" integrity="sha384-KJ3o2DKtIkvYIK3UENzmM7KCkRr/rE9/Qpg6aAZGJwFDMVNA/GpGFF93hXpG5KkN" crossorigin="anonymous"></script>    
<link rel="stylesheet" href="https://stackpath.bootstrapcdn.com/bootstrap/4.4.1/css/bootstrap.min.css" integrity="sha384-Vkoo8x4CGsO3+Hhxv8T/Q5PaXtkKtu6ug5TOeNV6gBiFeWPGFN9MuhOf23Q9Ifjh" crossorigin="anonymous">
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    <script data-main="scripts/main" src="https://code.jquery.com/jquery-3.4.1.js" integrity="sha256-WpOohJOqMqqyKL9FccASB9O0KwACQJpFTUBLTYOVvVU=" crossorigin="anonymous"></script>
    <script src="https://cdn.jsdelivr.net/npm/web3@latest/dist/web3.min.js"></script>
    <script src="main.js"></script>
    <body>
        <div class="container">
            <h1 style="text-align: center;">Validate Data</h1></br></br></br>
            <div class="form-group">
                <form style="text-align: center;" action="upload.php" method="POST" enctype="multipart/form-data">
                    <input class="form-control-file" type="file" name="file1" id="file1"></br></br></br>
                    <label>Enter Transaction ID: </label>
                    <input type="text" class="form-control" id="txt1" size="100" name="txt1"></br>
                    <input type="submit" value="Submit">                                        
                </form>
            </div>                        
            <p id="answer"></p>
        </div>
    </body>
    <script>        
        function verify(){
            console.log("inside verify");
            web3=new Web3(web3.currentProvider);
            eth = web3.eth;
            let t_id=document.getElementById("txt1").value;
            let data;
            async function getAccount(){
                ethereum.enable();
                eth.getTransaction(t_id).then(
                    function(result){
                        data=result.input 
                        console.log(data);
                        document.getElementById("answer").innerHTML=data;
                    }
                );                
            }
            getAccount();
        }
    </script>

</html>