dataType: “json” won't work

Question

I\'m trying to send back multiple variables from a php file to ajax using json in an array. The code in the php file works perfectly and does everything with my database lik

Answer 1

        $.ajax({
    
       url: '/route/',
       type: 'POST',
       dataType: "json",
       data: 
       {
          type: "add",
          comment: $("#comment").val(),
          id: videoID  
       },
       success: data => {console.log(data);}
    
    });
    
     "$realid", "un" => "$username", "date" => "$date"));
    ?>