PDO rowCount

<?php

    //https://youtu.be/4kQqC3M3QXs
    //This script once password and database name entered will return number of rows returned from DB
    try{
        $pdo = new pdo('mysql:host=localhost;dbname=test;charset=utf8','root','passwordHere');
    }catch(PDOException $e){

        die('Connection Error: ' . $e->getMessage() );

    }

    //require_once("connection.php");

    $stmt = $pdo->prepare("SELECT * FROM tableNameHere");
    $stmt->exeute();

    echo $stmt->rowCount();


?>