method NonLeafBlock.prototype.mapRe-exportimport { NonLeafBlock } from "https://deno.land/x/rimbu@0.14.1/list/custom/index.ts"; map<T2>(mapFun: (value: T, index: number) => T2,reversed?,indexOffset?,): NonLeafBlock<T2, Block<T2>>Type ParametersT2ParametersmapFun: (value: T, index: number) => T2optionalreversed = [UNSUPPORTED]optionalindexOffset = [UNSUPPORTED]ReturnsNonLeafBlock<T2, Block<T2>>