How to use Page class of PuppeteerSharp package

Best Puppeteer-sharp code snippet using PuppeteerSharp.Page

Methods.cs

Source:Methods.cs Github

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...59 var browser = await extra.LaunchAsync(launchOptions);60 browser.IgnoreHTTPSErrors = data.ConfigSettings.PuppeteerSettings.IgnoreHttpsErrors;61 // Save the browser for further use62 data.SetObject("puppeteer", browser);63 var page = (await browser.PagesAsync()).First();64 SetPageAndFrame(data, page);65 await SetPageLoadingOptions(data, page);66 // Authenticate if the proxy requires auth67 if (data.UseProxy && data.Proxy is { NeedsAuthentication: true, Type: ProxyType.Http } proxy)68 await page.AuthenticateAsync(new Credentials { Username = proxy.Username, Password = proxy.Password });69 data.Logger.Log($"{(launchOptions.Headless ? "Headless " : "")}Browser opened successfully!", LogColors.DarkSalmon);70 }71 [Block("Closes an open puppeteer browser", name = "Close Browser")]72 public static async Task PuppeteerCloseBrowser(BotData data)73 {74 data.Logger.LogHeader();75 var browser = GetBrowser(data);76 await browser.CloseAsync();77 StopYoveProxyInternalServer(data);78 data.Logger.Log("Browser closed successfully!", LogColors.DarkSalmon);79 }80 [Block("Opens a new page in a new browser tab", name = "New Tab")]81 public static async Task PuppeteerNewTab(BotData data)82 {83 data.Logger.LogHeader();84 var browser = GetBrowser(data);85 var page = await browser.NewPageAsync();86 await SetPageLoadingOptions(data, page);87 SetPageAndFrame(data, page); // Set the new page as active88 data.Logger.Log($"Opened a new page", LogColors.DarkSalmon);89 }90 [Block("Closes the currently active browser tab", name = "Close Tab")]91 public static async Task PuppeteerCloseTab(BotData data)92 {93 data.Logger.LogHeader();94 var browser = GetBrowser(data);95 var page = GetPage(data);96 97 // Close the page98 await page.CloseAsync();99 100 // Set the first page as active101 page = (await browser.PagesAsync()).FirstOrDefault();102 SetPageAndFrame(data, page);103 if (page != null)104 await page.BringToFrontAsync();105 data.Logger.Log($"Closed the active page", LogColors.DarkSalmon);106 }107 [Block("Switches to the browser tab with a specified index", name = "Switch to Tab")]108 public static async Task PuppeteerSwitchToTab(BotData data, int index)109 {110 data.Logger.LogHeader();111 var browser = GetBrowser(data);112 var page = (await browser.PagesAsync())[index];113 await page.BringToFrontAsync();114 SetPageAndFrame(data, page);115 data.Logger.Log($"Switched to tab with index {index}", LogColors.DarkSalmon);116 }117 [Block("Reloads the current page", name = "Reload")]118 public static async Task PuppeteerReload(BotData data)119 {120 data.Logger.LogHeader();121 var page = GetPage(data);122 await page.ReloadAsync();123 SwitchToMainFramePrivate(data);124 data.Logger.Log($"Reloaded the page", LogColors.DarkSalmon);125 }126 [Block("Goes back to the previously visited page", name = "Go Back")]127 public static async Task PuppeteerGoBack(BotData data)128 {129 data.Logger.LogHeader();130 var page = GetPage(data);131 await page.GoBackAsync();132 SwitchToMainFramePrivate(data);133 data.Logger.Log($"Went back to the previously visited page", LogColors.DarkSalmon);134 }135 [Block("Goes forward to the next visited page", name = "Go Forward")]136 public static async Task PuppeteerGoForward(BotData data)137 {138 data.Logger.LogHeader();139 var page = GetPage(data);140 await page.GoForwardAsync();141 SwitchToMainFramePrivate(data);142 data.Logger.Log($"Went forward to the next visited page", LogColors.DarkSalmon);143 }144 private static PuppeteerSharp.Browser GetBrowser(BotData data)145 => data.TryGetObject<PuppeteerSharp.Browser>("puppeteer") ?? throw new Exception("The browser is not open!");146 private static PuppeteerSharp.Page GetPage(BotData data)147 => data.TryGetObject<PuppeteerSharp.Page>("puppeteerPage") ?? throw new Exception("No pages open!");148 private static void SwitchToMainFramePrivate(BotData data)149 => data.SetObject("puppeteerFrame", GetPage(data).MainFrame);150 private static void SetPageAndFrame(BotData data, PuppeteerSharp.Page page)151 {152 data.SetObject("puppeteerPage", page);153 SwitchToMainFramePrivate(data);154 }155 private static void StopYoveProxyInternalServer(BotData data)156 => data.TryGetObject<ProxyClient>("puppeteer.yoveproxy")?.Dispose();157 private static async Task SetPageLoadingOptions(BotData data, PuppeteerSharp.Page page)158 {159 await page.SetRequestInterceptionAsync(true);160 page.Request += (sender, e) =>161 {162 // If we only want documents and scripts but the resource is not one of those, block163 if (data.ConfigSettings.PuppeteerSettings.LoadOnlyDocumentAndScript && 164 e.Request.ResourceType != ResourceType.Document && e.Request.ResourceType != ResourceType.Script)165 {166 e.Request.AbortAsync();167 }168 // If the url contains one of the blocked urls169 else if (data.ConfigSettings.PuppeteerSettings.BlockedUrls170 .Where(u => !string.IsNullOrWhiteSpace(u))171 .Any(u => e.Request.Url.Contains(u, StringComparison.OrdinalIgnoreCase)))...

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SaveWebPage.xaml.cs

Source:SaveWebPage.xaml.cs Github

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...1819namespace CSharpCrawler.Views20{21 /// <summary>22 /// SaveWebPage.xaml 的交互逻辑23 /// </summary>24 public partial class SaveWebPage : Page25 {26 public SaveWebPage()27 {28 InitializeComponent();29 }303132 private async void btn_SaveAsImage_Click(object sender, RoutedEventArgs e)33 {34 //如果这一步发生异常了,可以参考 https://www.cnblogs.com/zhaotianff/p/13528507.html35 try36 {37 await new PuppeteerSharp.BrowserFetcher().DownloadAsync(PuppeteerSharp.BrowserFetcher.DefaultRevision);3839 var browser = await PuppeteerSharp.Puppeteer.LaunchAsync(new PuppeteerSharp.LaunchOptions40 {41 Headless = true42 });4344 var page = await browser.NewPageAsync(); //打开一个新标签45 await page.GoToAsync(this.tbox_Url.Text); //访问页面4647 //设置截图选项48 PuppeteerSharp.ScreenshotOptions screenshotOptions = new PuppeteerSharp.ScreenshotOptions();49 //screenshotOptions.Clip = new PuppeteerSharp.Media.Clip() { Height = 0, Width = 0, X = 0, Y = 0 };//设置截剪区域50 screenshotOptions.FullPage = true; //是否截取整个页面51 screenshotOptions.OmitBackground = false;//是否使用透明背景,而不是默认白色背景52 screenshotOptions.Quality = 100; //截图质量 0-100(png不可用)53 screenshotOptions.Type = PuppeteerSharp.ScreenshotType.Jpeg; //截图格式5455 var fileName = Environment.CurrentDirectory + $"\\download\\{await page.GetTitleAsync()}.jpg";5657 if (System.IO.File.Exists(fileName))58 {59 fileName = fileName.Replace(".jpg", $"{DateTime.Now.ToString("ffff")}.jpg");60 }6162 await page.ScreenshotAsync(fileName, screenshotOptions);6364 if (System.IO.File.Exists(fileName))65 {66 BitmapImage bi = new BitmapImage();67 bi.BeginInit();68 bi.UriSource = new Uri(fileName, UriKind.Absolute);69 bi.EndInit();70 this.image.Source = bi;71 }72 else73 {74 EMessageBox.Show("保存网页截图失败");75 }7677 //在最后记得关闭浏览器及释放资源78 browser.Disconnect();79 browser.Dispose();80 }81 catch(Exception ex)82 {83 EMessageBox.Show(ex.Message);84 }85 }8687 private async void btn_SaveAsPDF_Click(object sender, RoutedEventArgs e)88 {89 //打开网页的操作跟上面是一样的90 try91 {92 await new PuppeteerSharp.BrowserFetcher().DownloadAsync(PuppeteerSharp.BrowserFetcher.DefaultRevision);93 var browser = await PuppeteerSharp.Puppeteer.LaunchAsync(new PuppeteerSharp.LaunchOptions94 {95 Headless = true96 });97 var page = await browser.NewPageAsync(); //打开一个新标签98 await page.GoToAsync(this.tbox_Url.Text); //访问页面99100 //设置PDF选项101 PuppeteerSharp.PdfOptions pdfOptions = new PuppeteerSharp.PdfOptions();102 pdfOptions.DisplayHeaderFooter = false; //是否显示页眉页脚103 pdfOptions.FooterTemplate = ""; //页脚文本104105 var width = await page.EvaluateFunctionAsync<int>("function getWidth(){return document.body.scrollWidth}");106 var height = await page.EvaluateFunctionAsync<int>("function getHeight(){return document.body.scrollHeight}");107108 pdfOptions.Width = $"{width}px";109 pdfOptions.Height = $"{height}px";110111 pdfOptions.HeaderTemplate = ""; //页眉文本 ...

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GistGithubService.cs

Source:GistGithubService.cs Github

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...38 //}39 var loginRequest = new OauthLoginRequest(gitHubModel.ClientId);40 foreach (var scope in gitHubModel.Scopes!)41 loginRequest.Scopes.Add(scope);42 var redirectPage = client.Oauth.GetGitHubLoginUrl(loginRequest);43 client.Credentials = await FetchGitCredential(redirectPage);44 await credentialStore.StoreAccessToken(client.Credentials.GetToken());45 IsAuthenticated = true;46 return true;47 }48 public async Task<string?> Create(GistModel gist)49 {50 try51 {52 var result = await client.Gist.Create(new NewGist53 {54 Files =55 {56 [gist.Name] = gist.Content57 },58 Description = gist.Description59 });60 return result?.Id;61 }62 catch (Exception ex)63 {64 var msg = ex.Message;65 throw;66 }67 }68 public async Task<string?> Update(string id, GistModel gist)69 {70 var result = await client.Gist.Edit(id, new GistUpdate71 {72 Files =73 {74 [gist.Name] = new GistFileUpdate75 {76 Content = gist.Content77 }78 },79 Description = gist.Description80 });81 return result?.Id;82 }83 public async Task<GistModel?> Find(string id)84 {85 var result = await client.Gist.Get(id);86 if (result != null)87 {88 var firstEntry = result.Files.FirstOrDefault();89 return new GistModel(firstEntry.Value.Filename, firstEntry.Value.Content)90 {91 };92 }93 return null;94 }95 private async Task<Credentials> FetchGitCredential(Uri redirectPage)96 {97 var targetUrl = await GetRedirectCallbackResult(redirectPage);98 var queryString = QueryStringHelper.ToDictionary(targetUrl);99 var code = queryString[gitHubModel.TargetRedirectKey!];100 var result = await client.Oauth.CreateAccessToken(101 new OauthTokenRequest(gitHubModel.ClientId, gitHubModel.ClientSecret, code));102 return new Credentials(result.AccessToken);103 }104 private async Task<Uri> GetRedirectCallbackResult(Uri redirectPage)105 {106 var revisionInfo = await browserFetcher107 .DownloadAsync(PuppeteerSharp.BrowserFetcher.DefaultRevision);108 using var browser = await PuppeteerSharp.Puppeteer.LaunchAsync(new PuppeteerSharp.LaunchOptions109 {110 Headless = false,111 LogProcess = true,112 DumpIO = true113 });114 var page = await browser.NewPageAsync();115 var redirectResult = await page.GoToAsync(redirectPage.AbsoluteUri);116 var target = await browser.WaitForTargetAsync(e => e.Url.Contains(gitHubModel.RedirectUrl!));117 return new Uri(target.Url);118 }119 }120}...

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Program.cs

Source:Program.cs Github

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...4{5 class Program6 {7 static PuppeteerSharp.Browser browser;8 static PuppeteerSharp.Page browserPage;9 static Action<string> callbackFromBrowserDelegate;10 static string UserDataDirPath() =>11 System.IO.Path.Combine(Environment.GetEnvironmentVariable("LOCALAPPDATA"), "bot", "web-browser", "user-data");12 static void Main(string[] args)13 {14 /*15 2020-02-17 Observation before introducing the killing of previous web browser processes:16 LaunchAsync failed if a process from the last run was still present.17 (See report of this issue at https://forum.botengine.org/t/farm-manager-tribal-wars-2-farmbot/3038/32?u=viir)18 Unhandled exception. System.AggregateException: One or more errors occurred. (Failed to launch Chromium! [28592:33396:0217/074915.470:ERROR:cache_util_win.cc(21)] Unable to move the cache: Access is denied. (0x5)19 [28592:33396:0217/074915.471:ERROR:cache_util.cc(141)] Unable to move cache folder C:\Users\John\AppData\Local\bot\web-browser\user-data\ShaderCache\GPUCache to C:\Users\John\AppData\Local\bot\web-browser\user-data\ShaderCache\old_GPUCache_00020 [28592:33396:0217/074915.471:ERROR:disk_cache.cc(178)] Unable to create cache21 [28592:33396:0217/074915.471:ERROR:shader_disk_cache.cc(601)] Shader Cache Creation failed: -222 [28592:33396:0217/074915.473:ERROR:browser_gpu_channel_host_factory.cc(138)] Failed to launch GPU process.23 )24 ---> PuppeteerSharp.ChromiumProcessException: Failed to launch Chromium! [28592:33396:0217/074915.470:ERROR:cache_util_win.cc(21)] Unable to move the cache: Access is denied. (0x5)25 [28592:33396:0217/074915.471:ERROR:cache_util.cc(141)] Unable to move cache folder C:\Users\John\AppData\Local\bot\web-browser\user-data\ShaderCache\GPUCache to C:\Users\John\AppData\Local\bot\web-browser\user-data\ShaderCache\old_GPUCache_00026 [28592:33396:0217/074915.471:ERROR:disk_cache.cc(178)] Unable to create cache27 [28592:33396:0217/074915.471:ERROR:shader_disk_cache.cc(601)] Shader Cache Creation failed: -228 [28592:33396:0217/074915.473:ERROR:browser_gpu_channel_host_factory.cc(138)] Failed to launch GPU process.29 at PuppeteerSharp.ChromiumProcess.State.StartingState.StartCoreAsync(ChromiumProcess p)30 at PuppeteerSharp.ChromiumProcess.State.StartingState.StartCoreAsync(ChromiumProcess p)31 at PuppeteerSharp.Launcher.LaunchAsync(LaunchOptions options)32 at PuppeteerSharp.Launcher.LaunchAsync(LaunchOptions options)33 */34 KillPreviousWebBrowserProcesses();35 StartWebBrowser().Wait();36 }37 static void KillPreviousWebBrowserProcesses()38 {39 var matchingProcesses =40 System.Diagnostics.Process.GetProcesses()41 /*42 2020-02-1743 .Where(process => process.StartInfo.Arguments.Contains(UserDataDirPath(), StringComparison.InvariantCultureIgnoreCase))44 */45 .Where(ProcessIsWebBrowser)46 .ToList();47 foreach (var process in matchingProcesses)48 {49 if (process.HasExited)50 continue;51 process.Kill();52 }53 }54 static bool ProcessIsWebBrowser(System.Diagnostics.Process process)55 {56 try57 {58 return process.MainModule.FileName.Contains(".local-chromium");59 }60 catch61 {62 return false;63 }64 }65 static async System.Threading.Tasks.Task StartWebBrowser()66 {67 await new PuppeteerSharp.BrowserFetcher().DownloadAsync(PuppeteerSharp.BrowserFetcher.DefaultRevision);68 browser = await PuppeteerSharp.Puppeteer.LaunchAsync(new PuppeteerSharp.LaunchOptions69 {70 Headless = false,71 UserDataDir = UserDataDirPath(),72 DefaultViewport = null,73 });74 browserPage = (await browser.PagesAsync()).FirstOrDefault() ?? await browser.NewPageAsync();75 await browserPage.ExposeFunctionAsync("____callback____", (string returnValue) =>76 {77 callbackFromBrowserDelegate?.Invoke(returnValue);78 return 0;79 });80 }81 }82}...

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DocumentsV2Controller.cs

Source:DocumentsV2Controller.cs Github

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...37 public async Task<List<string>> GeneratePdfAsync(List<IFormFile> streams, bool landscape) {38 s_browser ??= await Puppeteer.LaunchAsync(_browserOptions);39 var tasks = streams.Select(async x => {40 using (StreamReader stringReader = new StreamReader(x.OpenReadStream()))41 using (var page = await s_browser.NewPageAsync()) {42 await page.SetContentAsync(await stringReader.ReadToEndAsync());43 var fileName = $"{Guid.NewGuid()}.pdf";44 await page.PdfAsync($"{Directory.GetCurrentDirectory()}/files/{fileName}", new PdfOptions() { Format = PuppeteerSharp.Media.PaperFormat.A4, Landscape = landscape, OmitBackground = true, PrintBackground = true });45 return fileName;46 }47 });48 var files = await Task.WhenAll(tasks);49 return files.ToList();50 }51 [NonAction]52 public async Task<List<string>> GeneratePdfAsync(List<string> url, bool landscape) {53 s_browser ??= await Puppeteer.LaunchAsync(_browserOptions);54 var tasks = url.Select(async x => {55 using (var page = await s_browser.NewPageAsync()) {56 await page.GoToAsync(x);57 var fileName = $"{Guid.NewGuid()}.pdf";58 await page.PdfAsync($"{Directory.GetCurrentDirectory()}/files/{fileName}", new PdfOptions() { Format = PuppeteerSharp.Media.PaperFormat.A4, Landscape = landscape, OmitBackground = true, PrintBackground = true });59 return fileName;60 }61 });62 var files = await Task.WhenAll(tasks);63 return files.ToList();64 }65 }66}...

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AvitoPostParser.cs

Source:AvitoPostParser.cs Github

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...7using System.Threading.Tasks;8using PuppeteerSharp;9using Tesseract;10using WebParserTools.Model;11using Page = PuppeteerSharp.Page;12namespace WebParserTools.Avito13{14 public class AvitoPostParser15 {16 public async Task<PostInformation> GetInfo(Page page, string url)17 {18 var response =await page.GoToAsync(url);19 if (response.Status == HttpStatusCode.Forbidden)20 {21 throw new HttpRequestException("Forbidden");22 }23 if (response.Url.Contains("/blocked"))24 {25 ///todo try recognize captcha26 throw new HttpRequestException("Blocked");27 }28 var getPhoneNumberButton = await page.QuerySelectorAsync("span.item-phone-button-sub-text");29 if (getPhoneNumberButton == null)30 {31 return null;32 }33 await getPhoneNumberButton.ClickAsync();34 string phoneNumber = await GetPhoneNumber(page);35 string authorName = await GetAuthorName(page);36 return new PostInformation37 {38 Author = new Author39 {40 PhoneNumber = phoneNumber,41 Name = authorName42 }43 };44 }45 private async Task<string> GetAuthorName(PuppeteerSharp.Page page)46 {47 var sellerInfoName = await page.WaitForSelectorAsync(".seller-info-name.js-seller-info-name a").EvaluateFunctionAsync<string>("element => element.innerHTML");48 sellerInfoName = sellerInfoName.Trim();49 var sellerInfoValueElement = await page.QuerySelectorAsync("div.seller-info-label + div.seller-info-value");50 if (sellerInfoValueElement != null)51 {52 var sellerInfoValue = (await sellerInfoValueElement.EvaluateFunctionAsync<string>("element => element.innerHTML")).Trim();53 sellerInfoName += ": " + sellerInfoValue;54 }55 return sellerInfoName;56 }57 private async Task<string> GetPhoneNumber(PuppeteerSharp.Page page)58 {59 string phoneImage = await page.WaitForSelectorAsync("div[data-marker='phone-popup/content'] img[data-marker='phone-popup/phone-image']").EvaluateFunctionAsync<string>("element => element.src");60 string imageStr = phoneImage.Substring(phoneImage.IndexOf(",") + 1).Trim();61 byte[] imageByte = System.Convert.FromBase64String(imageStr);62 using (var engine = new TesseractEngine("./tessdata", "eng", EngineMode.Default))63 {64 using (var memoryStream = new MemoryStream(imageByte))65 {66 var file = Pix.LoadFromMemory(memoryStream.ToArray());67 var page1 = engine.Process(file);68 return page1.GetText().Trim();69 }70 }71 }...

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PuppeteerUtility.csx

Source:PuppeteerUtility.csx Github

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...7 throw new Exception("Chrome must be running for this code to find it");8 }9 return chromeProcs.First().Modules[0].FileName;10 }11 public async static Task<PageResult> GetPage(){12 var browser = await Puppeteer.LaunchAsync(new LaunchOptions13 {14 Headless = false,15 ExecutablePath = findChrome(),16 Args = new[]{ "--app=http://localhost/null" }17 });18 var page = (await browser.PagesAsync())[0];19 //await page.WaitForNavigationAsync();20 return new PageResult{21 Browser = browser, // they may need the browser to close it after they are done22 Page = page23 };24 }25 26}27public class PageResult {28 public PuppeteerSharp.Browser Browser {get; set; }29 public PuppeteerSharp.Page Page {get; set; }30 /*31 For deconstruct in dotnet see this: https://docs.microsoft.com/en-us/dotnet/csharp/deconstruct32 */33 public void Deconstruct(out PuppeteerSharp.Page page,34 out PuppeteerSharp.Browser browser){35 page = this.Page;36 browser = this.Browser;37 }38}

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DocumentsController.cs

Source:DocumentsController.cs Github

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...17 }18 public static async Task<Stream> GeneratePdfAsync(string url, bool landscape) {19 var options = new LaunchOptions { Headless = true, ExecutablePath = @"/usr/bin/chromium-browser", Args = new string[] { "--no-sandbox" } };20 using (var browser = await Puppeteer.LaunchAsync(options))21 using (var page = await browser.NewPageAsync()) {22 await page.GoToAsync(url);23 return await page.PdfStreamAsync(new PdfOptions() { Format = PuppeteerSharp.Media.PaperFormat.A4, Landscape = landscape, OmitBackground = true, PrintBackground = true });24 }25 }26 }27}...

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Using AI Code Generation

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1using PuppeteerSharp;2using System;3using System.Threading.Tasks;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.ScreenshotAsync("google.png");14 await browser.CloseAsync();15 }16 }17}18using PuppeteerSharp;19using System;20using System.Threading.Tasks;21{22 {23 static async Task Main(string[] args)24 {25 await new BrowserFetcher().DownloadAsync(BrowserFetcher.DefaultRevision);26 var browser = await Puppeteer.LaunchAsync(new LaunchOptions27 {28 });29 var page = await browser.NewPageAsync();30 await page.ScreenshotAsync("google.png");31 await browser.CloseAsync();32 }33 }34}35using PuppeteerSharp;36using System;37using System.Threading.Tasks;38{39 {40 static async Task Main(string[] args)41 {42 await new BrowserFetcher().DownloadAsync(BrowserFetcher.DefaultRevision);43 var browser = await Puppeteer.LaunchAsync(new LaunchOptions44 {45 });46 var page = await browser.NewPageAsync();47 await page.ScreenshotAsync("google.png");48 await browser.CloseAsync();49 }50 }51}52using PuppeteerSharp;53using System;54using System.Threading.Tasks;55{56 {57 static async Task Main(string[] args)58 {59 await new BrowserFetcher().DownloadAsync(BrowserFetcher.DefaultRevision);60 var browser = await Puppeteer.LaunchAsync(new LaunchOptions61 {62 });63 var page = await browser.NewPageAsync();

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Using AI Code Generation

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1using PuppeteerSharp;2using System;3using System.Threading.Tasks;4{5 {6 static async Task Main(string[] args)7 {8 await new BrowserFetcher().DownloadAsync(BrowserFetcher.DefaultRevision);9 using (var browser = await Puppeteer.LaunchAsync(new LaunchOptions { Headless = false }))10 using (var page = await browser.NewPageAsync())11 {12 await page.ScreenshotAsync("example.png");13 }14 }15 }16}17using PuppeteerSharp;18using System;19using System.Threading.Tasks;20{21 {22 static async Task Main(string[] args)23 {24 await new BrowserFetcher().DownloadAsync(BrowserFetcher.DefaultRevision);25 using (var browser = await Puppeteer.LaunchAsync(new LaunchOptions { Headless = false }))26 using (var page = await browser.NewPageAsync())27 {28 await page.ScreenshotAsync("example.png");29 var element = await page.QuerySelectorAsync("input");30 await element.TypeAsync("PuppeteerSharp");31 }32 }33 }34}35using PuppeteerSharp;36using System;37using System.Threading.Tasks;38{39 {40 static async Task Main(string[] args)41 {42 await new BrowserFetcher().DownloadAsync(BrowserFetcher.DefaultRevision);43 using (var browser = await Puppeteer.LaunchAsync(new LaunchOptions { Headless = false }))44 using (var page = await browser.NewPageAsync())45 {46 await page.ScreenshotAsync("example.png");47 var element = await page.QuerySelectorAsync("input");48 await element.TypeAsync("PuppeteerSharp");49 await element.EvaluateFunctionAsync("element => element.value");50 }51 }52 }53}54using PuppeteerSharp;55using System;56using System.Threading.Tasks;57{58 {59 static async Task Main(string[]

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Using AI Code Generation

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1using PuppeteerSharp;2{3 static async Task Main(string[] args)4 {5 var options = new LaunchOptions { Headless = true };6 using (var browser = await Puppeteer.LaunchAsync(options))7 using (var page = await browser.NewPageAsync())8 {9 await page.ScreenshotAsync("google.png");10 }11 }12}13using PuppeteerSharp;14{15 static async Task Main(string[] args)16 {17 var options = new LaunchOptions { Headless = true };18 using (var browser = await Puppeteer.LaunchAsync(options))19 using (var page = await browser.NewPageAsync())20 {21 await page.ScreenshotAsync("google.png");22 }23 }24}25using PuppeteerSharp;26{27 static async Task Main(string[] args)28 {29 var options = new LaunchOptions { Headless = true };30 using (var browser = await Puppeteer.LaunchAsync(options))31 using (var page = await browser.NewPageAsync())32 {33 await page.ScreenshotAsync("google.png");34 }35 }36}37using PuppeteerSharp;38{39 static async Task Main(string[] args)40 {41 var options = new LaunchOptions { Headless = true };42 using (var browser = await Puppeteer.LaunchAsync(options))43 using (var page = await browser.NewPageAsync())44 {45 await page.ScreenshotAsync("google.png");46 }47 }48}49using PuppeteerSharp;50{51 static async Task Main(string[] args)52 {53 var options = new LaunchOptions { Headless = true };54 using (var browser = await Puppeteer.LaunchAsync(options))55 using (var page = await browser.NewPageAsync())56 {

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Using AI Code Generation

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1using PuppeteerSharp;2using System.Diagnostics;3using System.Threading;4using System.Threading.Tasks;5{6 {7 static void Main(string[] args)8 {9 var options = new LaunchOptions { Headless = true };10 var browser = Puppeteer.LaunchAsync(options).Result;11 var page = browser.NewPageAsync().Result;12 var title = page.Title;13 Console.WriteLine(title);14 var url = page.Url;15 Console.WriteLine(url);16 page.ScreenshotAsync("screenshot.png").Wait();17 var content = page.GetContentAsync().Result;18 Console.WriteLine(content);19 var cookies = page.GetCookiesAsync().Result;20 foreach (var cookie in cookies)21 {22 Console.WriteLine(cookie.Name);23 Console.WriteLine(cookie.Value);24 }25 var messages = page.GetConsoleMessagesAsync().Result;26 foreach (var message in messages)27 {28 Console.WriteLine(message.Text);29 Console.WriteLine(message.Type);30 }31 page.PdfAsync("pdf.pdf").Wait();32 var html = page.GetContentAsync().Result;33 Console.WriteLine(html);34 var text = page.GetContentAsync().Result;35 Console.WriteLine(text);36 var textContent = page.GetContentAsync().Result;37 Console.WriteLine(textContent);38 var pageTitle = page.GetContentAsync().Result;39 Console.WriteLine(pageTitle);

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Using AI Code Generation

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1using PuppeteerSharp;2using System;3using System.Threading.Tasks;4{5 {6 static async Task Main(string[] args)7 {8 var browser = await Puppeteer.LaunchAsync(new LaunchOptions9 {10 });11 var page = await browser.NewPageAsync();12 await page.WaitForSelectorAsync("input[title='Search']");13 await page.ScreenshotAsync("google.png");14 await browser.CloseAsync();15 }16 }17}18using PuppeteerSharp;19using System;20using System.Threading.Tasks;21{22 {23 static async Task Main(string[] args)24 {25 var browser = await Puppeteer.LaunchAsync(new LaunchOptions26 {27 });28 var page = await browser.NewPageAsync();29 await page.WaitForSelectorAsync("input[title='Search']");30 await page.ScreenshotAsync("google.png");31 await browser.CloseAsync();32 }33 }34}35using PuppeteerSharp;36using System;37using System.Threading.Tasks;38{39 {40 static async Task Main(string[] args)41 {42 var browser = await Puppeteer.LaunchAsync(new LaunchOptions43 {44 });45 var page = await browser.NewPageAsync();46 await page.WaitForSelectorAsync("input[title='Search']");47 await page.ScreenshotAsync("

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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 Args = new string[] { "--no-sandbox" }12 });13 var page = await browser.NewPageAsync();14 var title = await page.TitleAsync();15 Console.WriteLine(title);16 var url = await page.UrlAsync();17 Console.WriteLine(url);18 await page.TypeAsync("input[title='Search']", "PuppeteerSharp");19 await page.ClickAsync("input[value='Google Search']");20 await page.WaitForNavigationAsync();21 url = await page.UrlAsync();22 Console.WriteLine(url);23 await browser.CloseAsync();24 }25 }26}27using System;28using System.Threading.Tasks;29using PuppeteerSharp;30{31 {32 static async Task Main(string[] args)33 {34 await new BrowserFetcher().DownloadAsync(BrowserFetcher.DefaultRevision);35 var browser = await Puppeteer.LaunchAsync(new LaunchOptions36 {37 Args = new string[] { "--no-sandbox" }38 });39 var page = await browser.NewPageAsync();40 var title = await page.TitleAsync();41 Console.WriteLine(title);42 var url = await page.UrlAsync();43 Console.WriteLine(url);

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Using AI Code Generation

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1using System.Threading.Tasks;2using System.Net;3using System.Net.Http;4using System.Net.Http.Headers;5using System.IO;6using System.Text;7using System.Text.RegularExpressions;8using System.Collections.Generic;9using System;10using System.Linq;11{12 static void Main(string[] args)13 {14 Console.WriteLine("Hello World!");15 }16}

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