How to use EvaluateOnNewDocumentAsync method of PuppeteerSharp.Page class

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

Page.cs

Source:Page.cs Github

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...324 /// get: function() {325 /// return ['en-US', 'en', 'bn'];326 /// };327 /// });";328 /// await page.EvaluateOnNewDocumentAsync(overrideNavigatorLanguages);329 /// </code>330 /// </example>331 /// <returns>Task</returns>332 public Task EvaluateOnNewDocumentAsync(string pageFunction, params object[] args)333 {334 var source = EvaluationString(pageFunction, args);335 return Client.SendAsync("Page.addScriptToEvaluateOnNewDocument", new { source });336 }337 /// <summary>338 /// The method iterates JavaScript heap and finds all the objects with the given prototype.339 /// Shortcut for <c>page.MainFrame.GetExecutionContextAsync().QueryObjectsAsync(prototypeHandle)</c>.340 /// </summary>341 /// <returns>A task which resolves to a handle to an array of objects with this prototype.</returns>342 /// <param name="prototypeHandle">A handle to the object prototype.</param>343 public async Task<JSHandle> QueryObjectsAsync(JSHandle prototypeHandle)344 {345 var context = await MainFrame.GetExecutionContextAsync();346 return await context.QueryObjectsAsync(prototypeHandle);...

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KrogerClient.cs

Source:KrogerClient.cs Github

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...159 {160 var browser = await _lazyBrowser.Value;161 var page = await browser.NewPageAsync();162 await page.SetUserAgentAsync(ConnectionString);163 await page.EvaluateOnNewDocumentAsync(@"164function () {165 Object.defineProperty(navigator, 'webdriver', {166 get: () => false,167 });168}");169 await page.SetViewportAsync(new ViewPortOptions170 {171 Width = 1024,172 Height = 768,173 });174 await page.SetRequestInterceptionAsync(true);175 page.Request += async (sender, requestEventArgs) =>176 {177 if (!_settings.Debug)...

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WaitForSelectorTests.cs

Source:WaitForSelectorTests.cs Github

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...81 }82 [Fact]83 public async Task ShouldThrowIfEvaluationFailed()84 {85 await Page.EvaluateOnNewDocumentAsync(@"function() {86 document.querySelector = null;87 }");88 await Page.GoToAsync(TestConstants.EmptyPage);89 var exception = await Assert.ThrowsAnyAsync<PuppeteerException>(() => Page.WaitForSelectorAsync("*"));90 Assert.Contains("document.querySelector is not a function", exception.Message);91 }92 [Fact]93 public async Task ShouldThrowWhenFrameIsDetached()94 {95 await FrameUtils.AttachFrameAsync(Page, "frame1", TestConstants.EmptyPage);96 var frame = Page.Frames.ElementAt(1);97 var waitTask = frame.WaitForSelectorAsync(".box").ContinueWith(task => task?.Exception?.InnerException);98 await FrameUtils.DetachFrameAsync(Page, "frame1");99 var waitException = await waitTask;...

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RenderPage.cs

Source:RenderPage.cs Github

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...128 }129 });130 }131 ";132 await p.EvaluateOnNewDocumentAsync(setIsServer);133 await p.SetRequestInterceptionAsync(true);134 p.Request += (sender, e) =>135 {136 string resType = e.Request.ResourceType.ToString();137 if (resType == "Image" || resType == "Font")138 {139 e.Request.AbortAsync();140 }141 else142 {143 e.Request.ContinueAsync();144 }145 };146 pageTab = p;...

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EvaluateOnNewDocumentTests.cs

Source:EvaluateOnNewDocumentTests.cs Github

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...15 }16 [Fact]17 public async Task ShouldEvaluateBeforeAnythingElseOnThePage()18 {19 await Page.EvaluateOnNewDocumentAsync(@"function(){20 window.injected = 123;21 }");22 await Page.GoToAsync(TestConstants.ServerUrl + "/tamperable.html");23 Assert.Equal(123, await Page.EvaluateExpressionAsync<int>("window.result"));24 }25 }26}...

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EvaluateOnNewDocumentAsync

Using AI Code Generation

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1using System;2using System.Threading.Tasks;3using PuppeteerSharp;4{5 {6 static void Main(string[] args)7 {8 MainAsync().GetAwaiter().GetResult();9 }10 static async Task MainAsync()11 {12 var options = new LaunchOptions { Headless = false };13 using (var browser = await Puppeteer.LaunchAsync(options))14 using (var page = await browser.NewPageAsync())15 {16 await page.EvaluateOnNewDocumentAsync(@"() => {17 Object.defineProperty(navigator, 'webdriver', {18 get: () => undefined19 })20 }");21 await page.WaitForSelectorAsync("div#botdetect-captcha-1");22 }23 }24 }25}26using System;27using System.Threading.Tasks;28using PuppeteerSharp;29{30 {31 static void Main(string[] args)32 {33 MainAsync().GetAwaiter().GetResult();34 }35 static async Task MainAsync()36 {37 var options = new LaunchOptions { Headless = false };38 using (var browser = await Puppeteer.LaunchAsync(options))39 using (var page = await browser.NewPageAsync())40 {41 await page.EvaluateFunctionOnNewDocumentAsync(@"() => {42 Object.defineProperty(navigator, 'webdriver', {43 get: () => undefined44 })45 }");46 await page.WaitForSelectorAsync("div#botdetect-captcha-1");47 }48 }49 }50}51Your name to display (optional):

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EvaluateOnNewDocumentAsync

Using AI Code Generation

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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 using (var page = await browser.NewPageAsync())13 {14 await page.SetRequestInterceptionAsync(true);15 page.Request += async (sender, e) =>16 {17 var request = e.Request;18 if (request.ResourceType == ResourceType.Image)19 {20 await request.AbortAsync();21 }22 {23 await request.ContinueAsync();24 }25 };26 }27 }28 }29 }30}

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EvaluateOnNewDocumentAsync

Using AI Code Generation

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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 using (var page = await browser.NewPageAsync())12 {13 await page.EvaluateOnNewDocumentAsync(@"() => {14 Object.defineProperty(navigator, 'webdriver', {15 get: () => undefined16 })17 }");18 await page.WaitForSelectorAsync(".string-major");19 var userAgent = await page.EvaluateExpressionAsync<string>("navigator.userAgent");20 Console.WriteLine(userAgent);21 }22 }23 }24}25using System;26using System.Threading.Tasks;27using PuppeteerSharp;28{29 {30 static async Task Main(string[] args)31 {32 {33 };34 using (var browser = await Puppeteer.LaunchAsync(options))35 using (var page = await browser.NewPageAsync())36 {37 await page.MainFrame.EvaluateOnNewDocumentAsync(@"() => {38 Object.defineProperty(navigator, 'webdriver', {39 get: () => undefined40 })41 }");42 await page.WaitForSelectorAsync(".string-major");43 var userAgent = await page.EvaluateExpressionAsync<string>("navigator.userAgent");44 Console.WriteLine(userAgent);45 }46 }47 }48}49using System;50using System.Threading.Tasks;51using PuppeteerSharp;52{53 {54 static async Task Main(string[] args)55 {56 {57 };

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EvaluateOnNewDocumentAsync

Using AI Code Generation

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1var page = await browser.NewPageAsync();2await page.EvaluateOnNewDocumentAsync(@"() => {3 Object.defineProperty(navigator, 'webdriver', {4 get: () => undefined5 });6}");7var page = await browser.NewPageAsync();8await page.EvaluateFunctionAsync(@"() => {9 Object.defineProperty(navigator, 'webdriver', {10 get: () => undefined11 });12}");13await page.EvaluateFunctionAsync(@"() => {14 return navigator.webdriver;15}");16await page.EvaluateFunctionAsync(@"() => {17 return navigator.webdriver;18}");19await page.EvaluateFunctionAsync(@"() => {20 return navigator.webdriver;21}");

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EvaluateOnNewDocumentAsync

Using AI Code Generation

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1using System;2using System.Threading.Tasks;3using PuppeteerSharp;4{5 {6 static async Task Main(string[] args)7 {8 {9 Args = new string[] { "--window-size=1920,1080" }10 };11 using (var browser = await Puppeteer.LaunchAsync(options))12 {13 var page = await browser.NewPageAsync();14 await page.EvaluateOnNewDocumentAsync(@"() => {15 Object.defineProperty(navigator, 'webdriver', {16 get: () => undefined17 })18 }");19 await page.ScreenshotAsync("screenshot.png");20 }21 }22 }23}

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EvaluateOnNewDocumentAsync

Using AI Code Generation

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1using System;2using System.Threading.Tasks;3using PuppeteerSharp;4{5 {6 static void Main(string[] args)7 {8 MainAsync().Wait();9 }10 static async Task MainAsync()11 {12 {13 };14 using (var browser = await Puppeteer.LaunchAsync(options))15 {16 using (var page = await browser.NewPageAsync())17 {18 await page.EvaluateOnNewDocumentAsync("() => { window.alert = () => { }; }");19 }20 }21 }22 }23}

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