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capture node creation stack traces skip to main content close menu devtools tips guides understanding devtools tips by category accessibility apps console css debug export frameworks help highlighter html javascript network perf personalization productivity testing webcomponents tips by browser chrome edge firefox polypane safari all tips open menu github repository mastodon social account capture node creation stack traces categories javascript supported by edge chrome have you ever wanted to know what caused a specific dom node or element to be created in the page when working on a site that uses a lot of javascript and especially when you don t know the codebase this can be a life saver it turns out there is a way to do this automatically without having to set breakpoints in the code at all it is a hidden experiment for now so you will need to first enable it in chrome or edge go through the following steps once to enable the experiment go to the devtools settings press f1 or use the gear icon in the toolbar go to the experiments tab check the capture node creation stacks box reload devtools make sure devtools is opened when using the website so that stack traces get captured when you want to know what created a node select the node in the elements panel in the sidebar select the stack trace panel you might have to first click on the more tabs chevron to see the tab the stack of javascript calls that led to the node creation if any should be displayed see also pause script execution when the dom changes authors patrick brosset last edit 7 27 2021 edit this page
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