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Module

std/csv/csv_stringify_stream.ts>CsvStringifyStream

Deno standard library
denoland/deno_std
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The Standard Library has been moved to JSR. See the blog post for details.
class CsvStringifyStream
extends TransformStream<TOptions["columns"] extends Array<string> ? Record<string, unknown> : Array<unknown>, string>
import { CsvStringifyStream } from "https://deno.land/std@0.199.0/csv/csv_stringify_stream.ts";

Convert each chunk to a CSV record.

Examples

Example 1

import { CsvStringifyStream } from "https://deno.land/std@0.199.0/csv/csv_stringify_stream.ts";

const file = await Deno.open("data.csv", { create: true, write: true });
const readable = ReadableStream.from([
  { id: 1, name: "one" },
  { id: 2, name: "two" },
  { id: 3, name: "three" },
]);

await readable
  .pipeThrough(new CsvStringifyStream({ columns: ["id", "name"] }))
  .pipeThrough(new TextEncoderStream())
  .pipeTo(file.writable);

Constructors

new
CsvStringifyStream(options?: TOptions)