11/14/2022 0 Comments Link protector website script![]() ![]() ![]() A practical consequence of this isolation is that JavaScript variables in an extension's content scripts are not visible to the host page or other extensions' content scripts. # Work in isolated worldsĬontent scripts live in an isolated world, allowing a content script to make changes to its JavaScript environment without conflicting with the page or other extensions' content scripts.Īn isolated world is a private execution environment that isn't accessible to the page or other extensions. src = imgURL Īdditionally, content scripts can access the following chrome APIs directly:Ĭontent scripts are unable to access other APIs directly. getURL ( "images/myimage.png" ) ĭocument. Code for displaying EXTENSION_DIR/images/myimage.png: They can also access the URL of an extension's file with () and use the result the same as other URLs. # Understand content script capabilitiesĬontent scripts can access Chrome APIs used by their parent extension by exchanging messages with the extension. By using the standard Document Object Model (DOM), they are able to read details of the web pages the browser visits, make changes to them, and pass information to their parent extension. Content scripts are files that run in the context of web pages. ![]()
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