降维let utils = { steamroller(arr) { return arr.flat(Infinity) } } let p = utils.steamroller([1, 2, 3, [2, [3, [5, 6, [7]]]]]); console.log(p)2 dependents1 version@infinitebrahmanuniverse/nolb-aba@everything-registry/sub-chunk-10881.0.03 years ago