How to store audio file on server? - php

Question

<?php
include("db.php");
$uploadDir = "../audioupload/";
$uid=$_POST['uid'];
$meeting_id=$_POST['meeting_id'];
$fileName = $_FILES['audio']['name'];
$tmpName = $_FILES['audio']['tmp_name'];
$filePath = $uploadDir . $fileName;
$result = move_uploaded_file($tmpName, $filePath);
if(!get_magic_quotes_gpc())
{
$fileName = addslashes($fileName);
$filePath = addslashes($filePath);
}
if($result)
{
$sql="INSERT INTO `audio`(`uid`,`meeting_id`,`audio`) VALUES ('".$uid."','".$meeting_id."','".$result."')";
$result1 = mysqli_query($conn,$sql);
if($result1)
{
$sql1="select * from `audio` where `uid`='$_POST[uid]'";
$result = mysqli_query($conn,$sql1);
$count = mysqli_num_rows($result);
}
if($count>0)
{
$emparray = array();
while($row = mysqli_fetch_array($result))
{
$emparray=array(
'success' => true,
'message' => "Audio saved Successfully!",);
}
}
}
else
{
$row = mysqli_fetch_array($result);
$emparray=array(
'success' => false,
'message' => "Incorrect Data!",
);
}
echo json_encode($emparray,JSON_PRETTY_PRINT,JSON_FORCE_OBJECT);
mysqli_close($conn);
?>
this is my code. im creating restful api for storing audio on server.im testing this link with postman tool. it gives me correct json response on postman. and audio saves in mysql database. But it not store in folder named audioupload that is subfolder in another folder. please help me with the same