import { u8aToBuffer } from "https://deno.land/x/polkadot@0.2.17/util/u8a/toBuffer.ts";
Examples
import { u8aToBuffer } from 'https://deno.land/x/polkadot@0.2.17/util/mod.ts';
console.log('Buffer', u8aToBuffer('0x123480001f'));
Very Popular
import { u8aToBuffer } from "https://deno.land/x/polkadot@0.2.17/util/u8a/toBuffer.ts";
import { u8aToBuffer } from 'https://deno.land/x/polkadot@0.2.17/util/mod.ts';
console.log('Buffer', u8aToBuffer('0x123480001f'));