What are the best practices for handling menu navigation in PHP to prevent links from reloading unnecessarily?

To prevent links from reloading unnecessarily in PHP menu navigation, you can use AJAX to load content dynamically without refreshing the entire page. This can improve user experience and make the navigation more seamless. 

// HTML code for the menu navigation
<ul>
    <li><a href="#" onclick="loadContent('page1.php')">Page 1</a></li>
    <li><a href="#" onclick="loadContent('page2.php')">Page 2</a></li>
    <li><a href="#" onclick="loadContent('page3.php')">Page 3</a></li>
</ul>

// JavaScript function to load content using AJAX
function loadContent(page) {
    var xhttp = new XMLHttpRequest();
    xhttp.onreadystatechange = function() {
        if (this.readyState == 4 && this.status == 200) {
            document.getElementById("content").innerHTML = this.responseText;
        }
    };
    xhttp.open("GET", page, true);
    xhttp.send();
}

// HTML element to display the content
<div id="content"></div>

Keywords

PHP menu navigation prevent links reloading AJAX caching

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