How to use EvaluateFunctionOnNewDocumentAsync method of PuppeteerSharp.Page class

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

Index.cshtml.cs

Source:Index.cshtml.cs

...67                    });68                    var page = await browser.NewPageAsync();69                    await page.GoToAsync("https://localhost:5001/VerificationCode/index");70                    await page.EvaluateFunctionHandleAsync("() =>{Object.defineProperty(navigator, 'webdriver', {get: () => false});}");71                    await page.EvaluateFunctionOnNewDocumentAsync("() =>{ window.navigator.chrome = { runtime: {},  }; }");72                    await page.EvaluateFunctionOnNewDocumentAsync("() =>{ Object.defineProperty(navigator, 'languages', { get: () => ['en-US', 'en'] }); }");73                    await page.EvaluateFunctionOnNewDocumentAsync("() =>{ Object.defineProperty(navigator, 'plugins', { get: () => [1, 2, 3, 4, 5,6], }); }");74                    Console.WriteLine(await page.EvaluateExpressionAsync("navigator.webdriver"));75                    var slideBtn = await page.WaitForSelectorAsync("#nc_1_n1t", new WaitForSelectorOptions { Timeout = 3 * 1000 });76                    var rect = await slideBtn.BoundingBoxAsync();77                    var left = rect.X + 10;78                    var top = rect.Y + 10;79                    var mouse = page.Mouse;80                    await mouse.MoveAsync(left, top);81                    await page.Touchscreen.TapAsync(left, top);82                    await mouse.DownAsync();83                    var startTime = DateTime.Now;84                    await mouse.MoveAsync(left + 800, top, new PuppeteerSharp.Input.MoveOptions { Steps = 30 });85                    await page.Touchscreen.TapAsync(left + 800, top);86                    Console.WriteLine(DateTime.Now - startTime);87                    await mouse.UpAsync();...

pay.cshtml.cs

Source:pay.cshtml.cs

...26            });27            var page = await browser.NewPageAsync();28            await page.GoToAsync("https://upay.10010.com/jf_wxgz");29            await page.EvaluateFunctionHandleAsync("() =>{Object.defineProperty(navigator, 'webdriver', {get: () => false});}");30            await page.EvaluateFunctionOnNewDocumentAsync("() =>{ window.navigator.chrome = { runtime: {},  }; }");31            await page.EvaluateFunctionOnNewDocumentAsync("() =>{ Object.defineProperty(navigator, 'languages', { get: () => ['en-US', 'en'] }); }");32            await page.EvaluateFunctionOnNewDocumentAsync("() =>{ Object.defineProperty(navigator, 'plugins', { get: () => [1, 2, 3, 4, 5,6], }); }");33            Console.WriteLine(await page.EvaluateExpressionAsync("navigator.webdriver"));34            //ÌîÐ´ÊÖ»úºÅÂë35            string phone = "13113075869";36            await page.ClickAsync("#number");37            await page.TypeAsync("#number", phone);38            Thread.Sleep(1000);39            //µã»÷³äÖµ°´Å¥40            await page.ClickAsync("#cardlist > section > div.mobile-cardlist.cardlista > a:nth-child(1)");41            ElementHandle slideBtn = null;42            try43            {44                slideBtn = await page.WaitForSelectorAsync("#nc_1_n1t", new WaitForSelectorOptions { Timeout = 3 * 1000 });45            }46            catch (Exception ex)...

Vendor.cs

Source:Vendor.cs

...12        }13        public override async Task OnPageCreated(Page page)14        {15            var script = Utils.GetScript("Vendor.js");16            await page.EvaluateFunctionOnNewDocumentAsync(script, _settings.Vendor);17        }18    }19    public class StealthVendorSettings : IPuppeteerExtraPluginOptions20    {21        public string Vendor { get; }22        public StealthVendorSettings(string vendor)23        {24            Vendor = vendor;25        }26    }27}...

Utils.cs

Source:Utils.cs

...10    {11        public static Task EvaluateOnNewPage(Page page, string script, params object[] args)12        {13            if (!page.IsClosed)14                return page.EvaluateFunctionOnNewDocumentAsync(script, args);15            16            return Task.CompletedTask;17        }18        public static string GetScript(string name)19        {20            var builder = new StringBuilder(typeof(Utils).Namespace);21            builder.Append(".Scripts");22            builder.Append("." + name);23            var file = ResourcesReader.ReadFile(builder.ToString());24            return file;25        }26    }27}...

ConsoleDebugEvasionPlugin.cs

Source:ConsoleDebugEvasionPlugin.cs

...5    {6        public override string Name => "stealth/evasions/console.debug";7        public override async Task OnPageCreatedAsync(Page page)8        {9            await page.EvaluateFunctionOnNewDocumentAsync(@"() => {10              window.console.debug = () => {11                return null12              }13            }");14        }15    }16}...

ChromeRuntimeEvasionPlugin.cs

Source:ChromeRuntimeEvasionPlugin.cs

...5    {6        public override string Name => "stealth/evasions/chrome.runtime";7        public override async Task OnPageCreatedAsync(Page page)8        {9            await page.EvaluateFunctionOnNewDocumentAsync(@"() => {10              window.chrome = {11                runtime: {}12              }13            }");14        }15    }16}...

OutDimensions.cs

Source:OutDimensions.cs

...8        public OutDimensions() : base("stealth-dimensions") { }9        public override async Task OnPageCreated(Page page)10        {11            var script = Utils.GetScript("Outdimensions.js");12            await page.EvaluateFunctionOnNewDocumentAsync(script);13        }14    }15}...

StackTrace.cs

Source:StackTrace.cs

...7        public StackTrace() : base("stealth-stackTrace") { }8        public override async Task OnPageCreated(Page page)9        {10            var script = Utils.GetScript("Stacktrace.js");11            await page.EvaluateFunctionOnNewDocumentAsync(script);12        }13    }14}...

EvaluateFunctionOnNewDocumentAsync

Using AI Code Generation

1using System;2using System.Threading.Tasks;3using PuppeteerSharp;4{5    {6        static async Task Main(string[] args)7        {8            var options = new LaunchOptions { Headless = true };9            using (var browser = await Puppeteer.LaunchAsync(options))10            {11                using (var page = await browser.NewPageAsync())12                {13                    await page.EvaluateFunctionOnNewDocumentAsync(@"() => {14                        Object.defineProperty(navigator, 'webdriver', {15                            get: () => undefined16                        })17                    }");18                    string userAgent = await page.EvaluateExpressionAsync<string>("navigator.userAgent");19                    Console.WriteLine(userAgent);20                }21            }22        }23    }24}25Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) HeadlessChrome/83.0.4103.0 Safari/537.36

EvaluateFunctionOnNewDocumentAsync

Using AI Code Generation

1using System.Threading.Tasks;2using PuppeteerSharp;3{4    {5        static void Main(string[] args)6        {7            MainAsync().GetAwaiter().GetResult();8        }9        static async Task MainAsync()10        {11            await new BrowserFetcher().DownloadAsync(BrowserFetcher.DefaultRevision);12            var browser = await Puppeteer.LaunchAsync(new LaunchOptions13            {14            });15            var page = await browser.NewPageAsync();16            await page.EvaluateFunctionOnNewDocumentAsync(@"() => {17                Object.defineProperty(navigator, 'webdriver', {18                  get: () => false19                })20              }");21            await browser.CloseAsync();22        }23    }24}

EvaluateFunctionOnNewDocumentAsync

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.EvaluateFunctionOnNewDocumentAsync(@"() => {14                Object.defineProperty(navigator, 'webdriver', {15                    get: () => false,16                })17            }");18            await page.EvaluateFunctionOnNewDocumentAsync(@"() => {19                window.chrome = {20                    runtime: {},21                };22            }");23            await page.EvaluateFunctionOnNewDocumentAsync(@"() => {24                const originalQuery = window.navigator.permissions.query;25                return window.navigator.permissions.query = (

EvaluateFunctionOnNewDocumentAsync

Using AI Code Generation

1var page = await browser.NewPageAsync();2await page.SetJavaScriptEnabledAsync(true);3await page.EvaluateFunctionOnNewDocumentAsync("() => { window._myInjectedVariable = 1; }");4await page.SetJavaScriptEnabledAsync(true);5await page.EvaluateExpressionAsync("window._myInjectedVariable = 1;");6await page.SetJavaScriptEnabledAsync(true);7await page.EvaluateFunctionAsync("() => { window._myInjectedVariable = 1; }");8await page.SetJavaScriptEnabledAsync(true);9await page.EvaluateExpressionAsync("window._myInjectedVariable = 1;");10var page = await browser.NewPageAsync();11await page.SetJavaScriptEnabledAsync(true);12await page.EvaluateFunctionOnNewDocumentAsync("() => { window._myInjectedVariable = 1; }");13await page.SetJavaScriptEnabledAsync(true);14await page.EvaluateFunctionAsync("() => { window._myInjectedVariable = 1; }");15var page = await browser.NewPageAsync();16await page.SetJavaScriptEnabledAsync(true);17await page.EvaluateFunctionOnNewDocumentAsync("() => { window._myInjectedVariable = 1; }");

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