To find JavaScript function definition in Google Chrome, open the web browser and press F12 to reach Developer Tools −

Now press Ctrl + Shift + F
Check Regular Expression as shown below −

Search for function and that’s it.
To find JavaScript function definition in Google Chrome, open the web browser and press F12 to reach Developer Tools −

Now press Ctrl + Shift + F
Check Regular Expression as shown below −

Search for function and that’s it.