DART

how to launch url in flutter web

import 'dart:html' as html;
void htmlOpenLink() {
  String url = 'https://flutter.dev'; 
  html.window.open(url, '_blank');
}

flutter how to open a url

import 'package:url_launcher/url_launcher.dart';

const url = "https://flutter.io";
if (await canLaunchUrl(url))
  await launchUrl(url);
else 
  // can't launch url, there is some error
  throw "Could not launch $url";

flutter web get url

import 'dart:html';

var url = window.location.href;