$(document).ready(function () {
        const time = new Date();
        const options = { month: 'short', day: 'numeric', year: 'numeric' };
        const formattedDate = time.toLocaleDateString('en-US', options); 
        $(".post-time p").text(formattedDate); });

<script src="https://cdnjs.cloudflare.com/ajax/libs/jquery/3.7.1/jquery.min.js"></script>
<div class="post-time">
    <p></p>
</div>