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How to use EmulateTimezoneAsync method of PuppeteerSharp.Page class

Best Puppeteer-sharp code snippet using PuppeteerSharp.Page.EmulateTimezoneAsync

Page.cs

Source:Page.cs

...1793        /// </summary>1794        /// <param name="timezoneId">Timezone to set. See <seealso href="https://cs.chromium.org/chromium/src/third_party/icu/source/data/misc/metaZones.txt?rcl=faee8bc70570192d82d2978a71e2a615788597d1" >ICUâs `metaZones.txt`</seealso>1795        /// for a list of supported timezone IDs. Passing `null` disables timezone emulation.</param>1796        /// <returns>The viewport task.</returns>1797        public async Task EmulateTimezoneAsync(string timezoneId)1798        {1799            try1800            {1801                await Client.SendAsync("Emulation.setTimezoneOverride", new EmulateTimezoneRequest1802                {1803                    TimezoneId = timezoneId ?? string.Empty1804                }).ConfigureAwait(false);1805            }1806            catch (Exception ex) when (ex.Message.Contains("Invalid timezone"))1807            {1808                throw new PuppeteerException($"Invalid timezone ID: {timezoneId}");1809            }1810        }1811        /// <summary>...

BrowserProfile.cs

Source:BrowserProfile.cs

...119            if (!string.IsNullOrEmpty(proxyArg) && !string.IsNullOrEmpty(ProxyRecord.Username) && !string.IsNullOrEmpty(ProxyRecord.Password))120            {121                await page.AuthenticateAsync(new Credentials { Username = ProxyRecord.Username, Password = ProxyRecord.Password });122            }123            if (!string.IsNullOrEmpty(Timezone)) await page.EmulateTimezoneAsync(Timezone);124            RunScriptOnPage(page);125            if (!string.IsNullOrEmpty(StartUrl)) await page.GoToAsync(StartUrl, _navigationOptions);126            //var session = await page.Target.CreateCDPSessionAsync();127            //await session.SendAsync("Emulation.setPageScaleFactor", new { pageScaleFactor= 4 });128            return _browser;129        }130        131        private async void RunScriptOnPage(Page page)132        {133            if (_fingerprint == null) return;134            #region navigator.platfrom135            var navigatorplatform = _fingerprint.attr?.navigatorplatform;136            //await page.EvaluateExpressionOnNewDocumentAsync($"window.navigator.__defineGetter__('platform', () => '{navigatorplatform}');");137            await page.EvaluateFunctionOnNewDocumentAsync(...

FingerprintControl.cs

Source:FingerprintControl.cs

...91//};92//    }");93                await PuppeteerBrowser.Authenticate(page, _chromiumSettings.Proxy);94                if (_deviceItem != null && !string.IsNullOrEmpty(tbCurrentDevice.Text)) await page.EmulateAsync(Puppeteer.Devices[_deviceItem.DeviceDescriptorName]);95                if(lbTimeZones.SelectedIndex>=0) await page.EmulateTimezoneAsync((string)lbTimeZones.Items[lbTimeZones.SelectedIndex]);96                await page.GoToAsync(url);97                browser = null;98                page = null;99            }100            catch (Exception exception)101            {102            }103        }104        private void FillDeviceList(ListBox listBox)105        {106            listBox.DataSource = DeviceItem.GetDeviceItems();107            listBox.DisplayMember = nameof(DeviceItem.Text);108            listBox.SelectedIndex = 0;109        }...

EmulateTimezoneTests.cs

Source:EmulateTimezoneTests.cs

...13        [Fact]14        public async Task ShouldWork()15        {16            await Page.EvaluateExpressionAsync("globalThis.date = new Date(1479579154987);");17            await Page.EmulateTimezoneAsync("America/Jamaica");18            Assert.Equal(19                "Sat Nov 19 2016 13:12:34 GMT-0500 (Eastern Standard Time)",20                await Page.EvaluateExpressionAsync<string>("date.toString()"));21            await Page.EmulateTimezoneAsync("Pacific/Honolulu");22            Assert.Equal(23                "Sat Nov 19 2016 08:12:34 GMT-1000 (Hawaii-Aleutian Standard Time)",24                await Page.EvaluateExpressionAsync<string>("date.toString()"));25            await Page.EmulateTimezoneAsync("America/Buenos_Aires");26            Assert.Equal(27                "Sat Nov 19 2016 15:12:34 GMT-0300 (Argentina Standard Time)",28                await Page.EvaluateExpressionAsync<string>("date.toString()"));29            await Page.EmulateTimezoneAsync("Europe/Berlin");30            Assert.Equal(31                "Sat Nov 19 2016 19:12:34 GMT+0100 (Central European Standard Time)",32                await Page.EvaluateExpressionAsync<string>("date.toString()"));33        }34        [Fact]35        public async Task ShouldThrowForInvalidTimezoneId()36        {37            var exception = await Assert.ThrowsAnyAsync<PuppeteerException>(38                () => Page.EmulateTimezoneAsync("Foo/Bar"));39            Assert.Contains("Invalid timezone ID: Foo/Bar", exception.Message);40            exception = await Assert.ThrowsAnyAsync<PuppeteerException>(41                () => Page.EmulateTimezoneAsync("Baz/Qux"));42            Assert.Contains("Invalid timezone ID: Baz/Qux", exception.Message);43        }44    }45}...

EmulateTimezoneAsync

Using AI Code Generation

1using System;2using System.Threading.Tasks;3using PuppeteerSharp;4{5    {6        static async Task Main(string[] args)7        {8            {9            };10            using (var browser = await Puppeteer.LaunchAsync(options))11            {12                var page = await browser.NewPageAsync();13                await page.EmulateTimezoneAsync("Asia/Kolkata");14                Console.WriteLine("Page loaded");15                Console.ReadLine();16            }17        }18    }19}

EmulateTimezoneAsync

Using AI Code Generation

1var page = await browser.NewPageAsync();2await page.EmulateTimezoneAsync("America/Los_Angeles");3await page.PdfAsync("C:\\Users\\Public\\Downloads\\1.pdf");4var page = await browser.NewPageAsync();5await page.EmulateTimezoneAsync("Europe/London");6await page.PdfAsync("C:\\Users\\Public\\Downloads\\2.pdf");7var page = await browser.NewPageAsync();8await page.EmulateTimezoneAsync("Europe/Moscow");9await page.PdfAsync("C:\\Users\\Public\\Downloads\\3.pdf");10var page = await browser.NewPageAsync();11await page.SetExtraHttpHeadersAsync(new Dictionary<string, string>() { { "Accept-Language", "en-US" } });12await page.PdfAsync("C:\\Users\\Public\\Downloads\\4.pdf");13var page = await browser.NewPageAsync();14await page.SetExtraHttpHeadersAsync(new Dictionary<string, string>() { { "Accept-Language", "en-GB" } });15await page.PdfAsync("C:\\Users\\Public\\Downloads\\5.pdf");16var page = await browser.NewPageAsync();17await page.SetExtraHttpHeadersAsync(new Dictionary<string, string>() { { "Accept-Language", "ru-RU" } });

EmulateTimezoneAsync

Using AI Code Generation

1using System;2using System.Threading.Tasks;3using PuppeteerSharp;4{5    {6        static async Task Main(string[] args)7        {8            await new BrowserFetcher().DownloadAsync(BrowserFetcher.DefaultRevision);9            var browser = await Puppeteer.LaunchAsync(new LaunchOptions10            {11            });12            var page = await browser.NewPageAsync();13            await page.EmulateTimezoneAsync("Europe/Paris");14            await page.ScreenshotAsync("1.png");15            await browser.CloseAsync();16        }17    }18}19using System;20using System.Threading.Tasks;21using PuppeteerSharp;22{23    {24        static async Task Main(string[] args)25        {26            await new BrowserFetcher().DownloadAsync(BrowserFetcher.DefaultRevision);27            var browser = await Puppeteer.LaunchAsync(new LaunchOptions28            {29            });30            var page = await browser.NewPageAsync();31            await page.EmulateTimezoneAsync("Europe/Paris");32            await page.ScreenshotAsync("2.png");33            await browser.CloseAsync();34        }35    }36}37using System;38using System.Threading.Tasks;39using PuppeteerSharp;40{41    {42        static async Task Main(string[] args)43        {44            await new BrowserFetcher().DownloadAsync(BrowserFetcher.DefaultRevision);45            var browser = await Puppeteer.LaunchAsync(new LaunchOptions46            {47            });48            var page = await browser.NewPageAsync();49            await page.EmulateTimezoneAsync("Europe/Paris");50            await page.ScreenshotAsync("3.png");51            await browser.CloseAsync();52        }53    }54}

EmulateTimezoneAsync

Using AI Code Generation

1using System;2using System.Threading.Tasks;3using PuppeteerSharp;4{5    {6        public static async Task Main(string[] args)7        {8            {9                Args = new string[] { "--start-maximized" }10            };11            using (var browser = await Puppeteer.LaunchAsync(options))12            {13                using (var page = await browser.NewPageAsync())14                {15                    await page.EmulateTimezoneAsync("Europe/Zurich");16                    await page.ScreenshotAsync("Timezone.png");17                }18            }19        }20    }21}22using System;23using System.Threading.Tasks;24using PuppeteerSharp;25{26    {27        public static async Task Main(string[] args)28        {29            {30                Args = new string[] { "--start-maximized" }31            };32            using (var browser = await Puppeteer.LaunchAsync(options))33            {34                using (var page = await browser.NewPageAsync())35                {36                    await page.EmulateTimezoneAsync("America/Los_Angeles");37                    await page.ScreenshotAsync("Timezone.png");38                }39            }40        }41    }42}

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