Intercepts Object.keys() / Reflect.ownKeys().

• Category: JS Proxy Handler Reference — part of the JavaScript Tutorial on GoCareerGo
• Read the short summary above, then check the linked docs for full syntax/behaviour
• Interview tip: be ready to explain "handler.ownKeys()" in one sentence, then back it up with a tiny example

// handler.ownKeys() — minimal example
console.log("handler.ownKeys()");