Pasar variable PHP a funcion js

[jjeshuacm1]

Código Javascript:

var miVariable = "Hola Mundo";
document.cookie ='variable='+miVariable+'; expires=Thu, 2 Aug 2021 20:47:11 UTC; path=/';
 

Código PHP:

<?php $miVariable = $_COOKIE["variable"];
echo $miVariable;
?>