How to avoid the Unresponsive Script popup in Firefox with long running Javascript?

Question

I want to benchmark some Javascript code in the browser, but it may trigger Firefox\'s \"Warning: Unresponsive script\" popup. This allows the user to click \"Stop script\"

Answer 1

In firefox's address bar type about:config

You want to change dom.max_script_run_time to be large enough for your scripts to run.