Skip to main content
Home
Browse packagesDocs
Sign In with GitHubSign In with GitLab

@std/bytes@0.215.0

latest
Works with
It is unknown whether this package works with Browsers, Deno, Node.js, Cloudflare Workers, Bun
It is unknown whether this package works with Browsers
It is unknown whether this package works with Deno
It is unknown whether this package works with Node.js
It is unknown whether this package works with Cloudflare Workers
It is unknown whether this package works with Bun
•JSR Score70%•
Published2 years ago (0.215.0)
function startsWith
startsWith(
source: Uint8Array,
prefix: Uint8Array
): boolean

Returns true if the prefix array appears at the start of the source array, false otherwise.

The complexity of this function is O(prefix.length).

import { startsWith } from "@std/bytes/starts_with";
const source = new Uint8Array([0, 1, 2, 1, 2, 1, 2, 3]);
const prefix = new Uint8Array([0, 1, 2]);
console.log(startsWith(source, prefix)); // true

Parameters

source: Uint8Array
prefix: Uint8Array

Return Type

boolean

Report package

Please provide a reason for reporting this package. We will review your report and take appropriate action.

Please review the JSR usage policy before submitting a report.

Add Package

deno add jsr:@std/bytes

Import symbol

import { startsWith } from "@std/bytes/starts_with";
or

Import directly with a jsr specifier

import { startsWith } from "jsr:@std/bytes/starts_with";