bot2

<?php
error_reporting(1);
$servername = "localhost";
$username = "###";
$password = "###";
$dbname = "###";
$datatable = "###";

// parameters
$hubVerifyToken = '#####';
$accessToken =   "###############################################";

// check token at setup
if ($_REQUEST['hub_verify_token'] === $hubVerifyToken) {
  echo $_REQUEST['hub_challenge'];
  exit;
}

// handle bot's anwser
$input = json_decode(file_get_contents('php://input'), true);

$senderId = $input['entry'][0]['messaging'][0]['sender']['id'];
$messageText = $input['entry'][0]['messaging'][0]['message']['text'];
$response = null;
$message = null; $msgat = null; $answer = null;

//set Message

if($messageText == "hi") {$answer = "Hello there! :)";}
if($messageText == "Hi") {$answer = "Hello there! :)";}

if($messageText == "hello") {$answer = "Hi there! :)";}
if($messageText == "Hello") {$answer = "Hi there! :)";}


 //$rem = "$messengerText . $otherstring";
 // ($answer=)? echo $str[0]; gets first string in variable.

// Create connection
$conn = new mysqli($servername, $username, $password, $dbname);
// Check connection
if ($conn->connect_error) {
    die("Connection failed: " . $conn->connect_error);
}

//checking and getting teh if first character in the message 'input' is an "@" symbol
//making it divert to either printing the auto-reply, or accessing and printing the SQLdb reply.
$msgat = substr($messageText,0,1);
$message = substr($messageText,1);

$mysqli = "SELECT verse FROM ".$datatable." WHERE book LIKE '%".$message."'";

$result = $conn->query($mysqli);

if ($result->num_rows > 0) {
    // output data of each row
    while($row = $result->fetch_assoc()) ;
    //$conn->close();
}
{

if ($msgat == "@"){
  //$answer = "This works.";          // <-- This Does Work. a simple $string.. live, within the use of the bot.
    $answer= " " . $row["verse"];    // <-- This does Not work, but it does 'locally' ??why not? :)
}
//echo $answer; // <-- used in localhost test script it works and echos either or of the above $answer showing correctly.

else if($msgat[0] != "@"){
 $answer = $answer;}


 $response = [
    'recipient' => [ 'id' => $senderId ],
    'message' => [ 'text' => $answer ]
];
}
$conn->close();
$ch = curl_init('https://graph.facebook.com/v2.6/me/messages?access_token='.$accessToken);
curl_setopt($ch, CURLOPT_POST, 1);
curl_setopt($ch, CURLOPT_POSTFIELDS, json_encode($response));
curl_setopt($ch, CURLOPT_HTTPHEADER, ['Content-Type: application/json']);
if(!empty($input)){
$result = curl_exec($ch);
}

curl_close($ch);
?>