method NonLeafBlock.prototype.copy2Re-exportimport { NonLeafBlock } from "https://deno.land/x/rimbu@0.14.1/list/custom/index.ts"; copy2<T2, C2 extends Block<T2, C2>>(children: readonly C2[], length?): NonLeafBlock<T2, C2>Type ParametersT2C2 extends Block<T2, C2>Parameterschildren: readonly C2[]optionallength = [UNSUPPORTED]ReturnsNonLeafBlock<T2, C2>