1$(document).ready(function(){
2
3    $("#but_upload").click(function(){
4
5        var fd = new FormData();
6        var files = $('#file')[0].files[0];
7        fd.append('file',files);
8
9        $.ajax({
10            url: 'upload.php',
11            type: 'post',
12            data: fd,
13            contentType: false,
14            processData: false,
15            success: function(response){
16                if(response != 0){
17                    $("#img").attr("src",response); 
18                    $(".preview img").show(); // Display image element
19                }else{
20                    alert('file not uploaded');
21                }
22            },
23        });
24    });
25});