JSFiddle - React, Tailwind, and code Playground
by skwjdgn
HTML
<script src='//rawgit.com/eu81273/jsfiddle-console/master/console.js'></script>
JavaScript
let cs = {"a" : "Java" , "b" : "JavaScript", "c" : "C++"}
let s = ""
for (var key in cs) {
s += key + ": " + cs[key];
s += "<br />";
}
document.write (s);
// Output:
// a: Java
// b: JavaScript
// c: C++