// @dynamic // The island-backed globals: parseFloat, parseInt (explicit radix), isNaN, // isFinite — the engine's own globals execute and the result exits to the // declared static type. console.log(parseFloat("3.14abc"), parseFloat(" 42 "), parseFloat("abc"), parseFloat(".5")); console.log(parseFloat("1e3"), parseFloat("-2.5e-2"), parseFloat("Infinity"), parseFloat("")); console.log(parseInt("ff", 16), parseInt("0x1A", 16), parseInt("101", 2), parseInt("42abc", 10)); console.log(parseInt("abc", 10), parseInt("777", 8), parseInt("z", 36), parseInt("-15", 10)); console.log(isNaN(0 / 0), isNaN(1), isNaN(parseFloat("nope"))); console.log(isFinite(1 / 0), isFinite(-1 / 0), isFinite(0), isFinite(0 / 0)); // Results are static numbers/booleans, chainable through static code. const n = parseFloat("2.5") * parseInt("4", 10); console.log(n, isFinite(n) && n > 9);