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@std/collections@0.215.0

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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%•
Downloads1/wk
•
Published2 years ago (0.215.0)
function joinToString
joinToString<T>(
array: Iterable<T>,
selector: (el: T) => string,
unnamed 2?: Readonly<JoinToStringOptions>
): string

Transforms the elements in the given array to strings using the given selector. Joins the produced strings into one using the given separator and applying the given prefix and suffix to the whole string afterwards. If the array could be huge, you can specify a non-negative value of limit, in which case only the first limit elements will be appended, followed by the truncated string. Returns the resulting string.

Examples

Example 1

import { joinToString } from "@std/collections/join_to_string";
import { assertEquals } from "@std/assert/assert_equals";

const users = [
  { name: "Kim" },
  { name: "Anna" },
  { name: "Tim" },
];

const message = joinToString(users, (it) => it.name, {
  suffix: " are winners",
  prefix: "result: ",
  separator: " and ",
  limit: 1,
  truncated: "others",
});

assertEquals(message, "result: Kim and others are winners");

Type Parameters

T

Parameters

array: Iterable<T>
selector: (el: T) => string
optional
unnamed 2: Readonly<JoinToStringOptions>

Return Type

string

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Add Package

deno add jsr:@std/collections

Import symbol

import { joinToString } from "@std/collections";
or

Import directly with a jsr specifier

import { joinToString } from "jsr:@std/collections";