... iterator and can thus be iterated over:for (let x of iterTree([[0, 1], 2])) { console.log(x);18 | The Past, Present, and Future of JavaScript }};let proxy = Proxy({}, handler);Using the handler:$ ... Wirfs-Brock. Presentation on InfoQ.34 | The Past, Present, and Future of JavaScriptquasiHandler("Hello ", firstName, " ", lastName)The actual handler invocation is a bit more complex. ... tmp; }6 | The Past, Present, and Future of JavaScript• [9] “The JavaScript World Domination Plan at 16 Years”, Brendan Eich. Presen-tation on InfoQ.• [10] “JavaScript Today and Tomorrow: Evolving...