function toUpperCaseimport { toUpperCase } from "https://deno.land/x/prelude_js@1.2.0/to_upper_case.ts"; toUpperCase<T extends string>(input: T): Uppercase<T>Converts all the alphabetic characters in a string to uppercase. ExamplesExample 1 import { toUpperCase } from "https://deno.land/x/prelude_js@$VERSION/to_upper_case.ts"; import { assertEquals } from "https://deno.land/std/testing/asserts.ts"; assertEquals(toUpperCase("deno"), "DENO"); Type ParametersT extends stringParametersinput: TAny string. ReturnsUppercase<T>