jeffputz

using System;
using System.Diagnostics;

int[,] a = {
    {1,2,3,4,5,6,7,8},
    {4,5,6,7,8,9,10,1},
    {7,8,9,10,11,12,13,14},
    {10,1,2,3,4,5,6,7},
    {1,2,3,4,5,6,7,8},
    {4,5,6,7,8,9,10,1},

jeffputz

window.IsUrlCached = (url) => {
	return caches.open(CACHE_NAME)
		.then((cache) => {
				return cache.match(url)
					.then((response) => {
						if (typeof response !== 'undefined')
							return true;
						else
							return false;
					});