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x/deno/js/deno.ts>truncate

A modern runtime for JavaScript and TypeScript.
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function truncate
import { truncate } from "https://deno.land/x/deno@v0.17.0/js/deno.ts";

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>