Can we make relation between php and JavaScript.

Question

Can variable of php can work with javascript. Because of top database and server side language i like php but when time for animations or something php is low in level.

Answer 1

<?php
$name = "noob";
echo "<script>name = ' ".$name." ';</script>";
?>

Answer 2

Can this work:

<script>
(function($){

$('.class').on('click', function(){
<?php
$_POST['name'] = $name;
mysql_connect(//logindata);
//data inject query to sql
?>
}

})(jQuery);
</script>