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x/deno/cli/js/lib.deno_runtime.d.ts>Deno.truncate

A modern runtime for JavaScript and TypeScript.
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function Deno.truncate
import { Deno } from "https://deno.land/x/deno@v0.28.0/cli/js/lib.deno_runtime.d.ts";
const { truncate } = Deno;

Truncates or extends the specified file, updating the size of this file to become size.

  await Deno.truncate("hello.txt", 10);

Parameters

name: string
optional
len: number

Returns

Promise<void>