<?php

if(isset($_POST[‘submit’])) {
   // To Save file into server
    $upload_dir = ‘uploadfile/’;
   
    // Check direcory is exist or not
    if(@!opendir($upload_dir)) {
     mkdir($upload_dir , 0755);
    }
   
    if (is_uploaded_file($_FILES['userfile']['tmp_name'])) {
     // Start Code for Report
     $filename = time().’_’.$_FILES['userfile']['name'];
     $uploaded_file = $upload_dir.$filename;
     copy($_FILES['userfile']["tmp_name"],$uploaded_file);
    }
    else
    {
      echo “file not upload successful”;
    }
}

?>

<form action=”" method=”post” enctype=”multipart/form-data” >
<input type=”file” name=’userfile’ />
<input type=”submit” name=”submit” />
</form>

 

Some developer forget enctype=”multipart/form-data” in form tag that means $_file[] = ” .So,Please make sure about it.