Sohu Tech Products
Apr 27, 2022 · Fundamentals
Understanding the ShadowRealm API: Isolated JavaScript Realms and Their Usage
The article introduces the ShadowRealm API, a new JavaScript proposal that creates highly isolated execution realms, explains its type signatures, demonstrates .evaluate() and .importValue() methods with code examples, compares it to eval, Function, iframes, Web Workers, and Node.js vm, and outlines practical use cases such as plugin execution, testing, and web scraping.
ShadowRealmWeb APIisolation
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