<?php

    $uid=$_POST["uid"];
    $username=$_POST["username"];

    $sql = "UPDATE news SET username='$username' , password='$password' , fullname='$fullname' , 
    email='$email' , phone='$phone' , address='$address' WHERE uid='$uid' ";

    if (mysqli_query($conn, $sql)) {
        echo "Record updated successfully";
        echo"<meta http-equiv=\"refresh\" content=\"1;url=?page=show\">";
    } else {
        echo "Error updating record: " . mysqli_error($conn);
    }

    mysqli_close($conn);
?>