SVG sandbox

<svg xmlns="http://www.w3.org/2000/svg" x="0" y="0" width="100" height="100"> <circle cx="50" cy="50" r="50" fill="#353d42" opacity="0.3"></circle> <circle cx="50" cy="50" r="40" fill="#353d42"></circle> </svg>

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Console

Debug your Fiddle with a minimal built-in JavaScript console.

SVG sandbox

HTML

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Join the 4+ million users, and keep the JSFiddle dream alive.

Ad-free

Use pre-released features

Fiddle collections

Private collections and fiddles

Console