TreeBuilderBase | /list/custom/builder/tree/tree-builder.ts | rimbu@1.0.0

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Rimbu is a TypeScript library focused on immutable, performant, and type-safe collections and other tools.

method TreeBuilderBase.prototype.updateAt

import { TreeBuilderBase } from "https://deno.land/x/rimbu@1.0.0/list/custom/builder/tree/tree-builder.ts";

updateAt<O>(

index: number,

update: Update<T>,

otherwise?: OptLazy<O>,

): T | O

Type Parameters

index: number

update: Update<T>

optional

otherwise: OptLazy<O>

T | O