$(document).ready(function () {

    // ajax function to call PHP script on webserver
    $.ajax({
        type: "POST",   // use what "type" is necessary, POST is most common
        url: "getDatabaseTable.php",    // path to .php file that will be executed
        dataType: "json",   // return type of the PHP script
        success: function (data) {
            console.log("successfully called PHP file!")
            console.log(data)
            // implement logic to write json into HTML here
        },
        error: function () {
            console.log("failed to call PHP file!")
        }
    });
})