$filename = $_FILES['image']['name'];
function uploadFiles($filename){
$ext = strtolower(pathinfo($filename, PATHINFO_EXTENSION));
$filetmp = $_FILES['avatar']['tmp_name'];
..........
..........
$target = $path.basename($filename);
$upload = move_uploaded_file($filetmp,$target);
if(!$upload){
$errors[] = 2;
}
}$file = file(1000,100000)."-".$_FILES['file']['name'];
$file_loc = $_FILES['file']['tmp_name'];
$file_size = $_FILES['file']['size'];
$file_type = $_FILES['file']['type'];
$folder="uploads/";
if(isset($_FILES['image']))
{
$img_name = $_FILES['image']['name']; //getting user uploaded name
$img_type = $_FILES['image']['type']; //getting user uploaded img type
$tmp_name = $_FILES['image']['tmp_name']; //this temporary name is used to save/move file in our folder.
// let's explode image and get the last name(extension) like jpg, png
$img_explode = explode(".",$img_name);
$img_ext = end($img_explode); //here we get the extension of an user uploaded img file
$extension= ['png','jpeg','jpg','gif']; //these are some valid img extension and we are store them in array.