How to show console in jsfiddle

-- Latest Simple JSFiddle Solution --

JSFiddle now has its own beta settings for displaying the console:

which appears at the bottom of the results panel:

Normally by pressing F12 or using inspect on your result pane.

Alternatively add

https://cdn.jsdelivr.net/gh/eu81273/jsfiddle-console/console.js

to the resources on the left as seen here

for (var i = 0; i < 5; i++) {
    console.log(i); // 0, 1, 2, 3, 4
}

console.log({
    foo: 'bar',
    baz: function() {}
});
console.log([1, 2, 3]);
console.log(window.alert);

throw new Error('This is error log..');

<script src="https://cdn.jsdelivr.net/gh/eu81273/jsfiddle-console/console.js"></script>

Old answer

Until recently if you wanted the "Stacksnippet Console" type of console, you could choose jQuery and turn on Firebug which would show console messages in the result pane: