Access Function's output by using object methods

form-fields-part-4.php

<?php
require_once 'PHP-Snippets/forms/form-fields-v1.3.php';

$fields = [
"fname" => "First Name",
"lname" => "Last Name",
"email" => "Email Address"
 ];

//call the function
$empty = json_decode(checkFormFields($fields, true), true);

//If status is 0, you're clear
if ($empty["status"] != 1){
  //Form processing here
}else {
    //If status is 1, there're empty fields
    if($empty["status"] == 1){
        //Output empty fields to user
        foreach ($empty['fields'] as $index => $field) {
            echo $field .'is required'.'<br>';
        }
    } 
}
?>