... Allen Wirfs-Brock. Presentation on InfoQ.34 | The Past, Present, and Future of JavaScriptquasiHandler("Hello ", firstName, " ", lastName)The actual handler invocation is ... 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:$ ... // falseuint64 (123 ) === uint64 (123 ) // true20 | The Past, Present, and Future of JavaScriptArrow functionsJavaScript uses the same construct, the function, for both methods and non-methodfunctions....