import { default } from "https://deno.land/x/date_fns@v2.0.0-alpha.6/startOfISOYear/index.js";
Examples
// The start of an ISO week-numbering year for 2 July 2005:
var result = startOfISOYear(new Date(2005, 6, 2))
//=> Mon Jan 03 2005 00:00:00
// The start of an ISO week-numbering year for 2 July 2005: var result = startOfISOYear(new Date(2005, 6, 2)) //=> Mon Jan 03 2005 00:00:00