For send ajax form i use this code :
<input type="file" class="file_1" id="file" />
- note : not use "FORM" tag
My jQuery code :
var file = $('#file').val();
$.post('form.php', {file:file}, function(data){});
And my PHP code :
if($_FILES["file"]["tmp_name"] != '') {
            $fileName = $_FILES["file"]["name"];
            $fileTmpLoc = $_FILES["file"]["tmp_name"];
            $fileType = $_FILES["file"]["type"];
            $fileSize = $_FILES["file"]["size"];
        }
echo $fileName;
But this code not work
 
     
     
    