JSFiddle - React, Tailwind, and code Playground

HTML

<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"
   "http://www.w3.org/TR/html4/loose.dtd">

<html lang="en">
<head>
    <title>untitled</title>
</head>
<body>
    <img src="http://www.singaporehotellist.com/speech_bubble.png" />
    <img src="http://www.singaporehotellist.com/speech_bubble.png" />
    <img src="http://www.singaporehotellist.com/speech_bubble.png" />
    <img src="http://www.singaporehotellist.com/speech_bubble.png" />
</body>
</html>

JavaScript

$(document).ready(function () {
    var pics = $(this).find("img").map(function () {
            return $(this).attr("src");                                                                                                                                           
    });
    
    console.log(pics);
    
    var json_data = JSON.stringify(pics);
    
    console.log(json_data);
});