Source code
Revision control
Copy as Markdown
Other Tools
/* Any copyright is dedicated to the Public Domain.
"use strict";
// Small red image.
const IMG_BYTES = atob(
"iVBORw0KGgoAAAANSUhEUgAAAAUAAAAFCAYAAACNbyblAAAAHElEQVQI12" +
"P4//8/w38GIAXDIBKE0DHxgljNBAAO9TXL0Y4OHwAAAABJRU5ErkJggg=="
);
function handleRequest(request, response) {
let mimeType = request.queryString.match(/type=([a-z]*)/)[1];
switch (mimeType) {
case "css":
response.setHeader("Content-Type", "text/css");
response.write("#hi {color: red}");
break;
case "js":
response.setHeader("Content-Type", "application/javascript");
response.write("var foo;");
break;
case "png":
response.setHeader("Content-Type", "image/png");
response.write(IMG_BYTES);
break;
case "html":
response.setHeader("Content-Type", "text/html");
response.write("<body>I am a subframe</body>");
break;
}
}