Live Expression-Devloper Tool wot weirdcreators

What is Live-Expression ?
This is basically a developer tool which helps developers to run a live code (code which repeats itself after 600ms) and helps them to debug accordingly.
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Features
->Helps run almost any JS live code
->Easy to use.
note: that it is only for developers.
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How to use it?
1)After adding this to your browser click on the addon icon on the browser.
2)A popup opens up. Blue button is for run and red button is for stopping the running code.

note: make sure that your console is open at the same time as the result will be displayed on the console.

3)enter the code in the popup and press the blue button.
4)The result will appear in the console.
5)To stop the code just open popup and press the red cross button which will stop the code.

Bugs/Feedbacks:
If there is any sort of bugs or problems faced by the users they are requested to immidiately respond so that it can be fixed as early as possible.