How to use QueryObjectsAsync method of PuppeteerSharp.Page class

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

Page.cs

Source:Page.cs Github

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...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);347 }348 /// <summary>349 /// Activating request interception enables <see cref="Request.AbortAsync(RequestAbortErrorCode)">request.AbortAsync</see>, 350 /// <see cref="Request.ContinueAsync(Payload)">request.ContinueAsync</see> and <see cref="Request.RespondAsync(ResponseData)">request.RespondAsync</see> methods.351 /// </summary>352 /// <returns>The request interception task.</returns>353 /// <param name="value">Whether to enable request interception..</param>354 public Task SetRequestInterceptionAsync(bool value)355 => _networkManager.SetRequestInterceptionAsync(value);356 /// <summary>357 /// Set offline mode for the page.358 /// </summary>359 /// <returns>Result task</returns>360 /// <param name="value">When <c>true</c> enables offline mode for the page.</param>...

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ExecutionContext.cs

Source:ExecutionContext.cs Github

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...93 /// The method iterates JavaScript heap and finds all the objects with the given prototype.94 /// </summary>95 /// <returns>A task which resolves to a handle to an array of objects with this prototype.</returns>96 /// <param name="prototypeHandle">A handle to the object prototype.</param>97 public async Task<JSHandle> QueryObjectsAsync(JSHandle prototypeHandle)98 {99 if (prototypeHandle.Disposed)100 {101 throw new PuppeteerException("Prototype JSHandle is disposed!");102 }103 if (!((JObject)prototypeHandle.RemoteObject).TryGetValue(MessageKeys.ObjectId, out var objectId))104 {105 throw new PuppeteerException("Prototype JSHandle must not be referencing primitive value");106 }107 var response = await _client.SendAsync("Runtime.queryObjects", new Dictionary<string, object>108 {109 {"prototypeObjectId", objectId.ToString()}110 }).ConfigureAwait(false);111 return CreateJSHandle(response[MessageKeys.Objects]);...

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QueryObjectsTests.cs

Source:QueryObjectsTests.cs Github

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...14 {15 // Instantiate an object16 await Page.EvaluateExpressionAsync("window.set = new Set(['hello', 'world'])");17 var prototypeHandle = await Page.EvaluateExpressionHandleAsync("Set.prototype");18 var objectsHandle = await Page.QueryObjectsAsync(prototypeHandle);19 var count = await Page.EvaluateFunctionAsync<int>("objects => objects.length", objectsHandle);20 Assert.Equal(1, count);21 var values = await Page.EvaluateFunctionAsync<string[]>("objects => Array.from(objects[0].values())", objectsHandle);22 Assert.Equal(new[] { "hello", "world" }, values);23 }24 [Fact]25 public async Task ShouldFailForDisposedHandles()26 {27 var prototypeHandle = await Page.EvaluateExpressionHandleAsync("HTMLBodyElement.prototype");28 await prototypeHandle.DisposeAsync();29 var exception = await Assert.ThrowsAsync<PuppeteerException>(()30 => Page.QueryObjectsAsync(prototypeHandle));31 Assert.Equal("Prototype JSHandle is disposed!", exception.Message);32 }33 [Fact]34 public async Task ShouldFailPrimitiveValuesAsPrototypes()35 {36 var prototypeHandle = await Page.EvaluateExpressionHandleAsync("42");37 var exception = await Assert.ThrowsAsync<PuppeteerException>(()38 => Page.QueryObjectsAsync(prototypeHandle));39 Assert.Equal("Prototype JSHandle must not be referencing primitive value", exception.Message);40 }41 }42}...

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QueryObjectsAsync

Using AI Code Generation

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1using System;2using System.Collections.Generic;3using System.Linq;4using System.Text;5using System.Threading.Tasks;6using PuppeteerSharp;7{8 {9 static void Main(string[] args)10 {11 {12 MainAsync().GetAwaiter().GetResult();13 }14 catch (Exception ex)15 {16 Console.WriteLine(ex.Message);17 }18 Console.ReadLine();19 }20 static async Task MainAsync()21 {22 var browser = await Puppeteer.LaunchAsync(new LaunchOptions23 {24 });25 var page = await browser.NewPageAsync();26 var input = await page.QuerySelectorAsync("input[name=q]");27 await input.TypeAsync("PuppeteerSharp");28 await page.ClickAsync("input[value='Google Search']");29 await page.WaitForNavigationAsync();30 var results = await page.QueryObjectsAsync("window.find('puppeteersharp')");31 foreach (var result in results)32 {33 Console.WriteLine(result.T

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QueryObjectsAsync

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 var browser = await Puppeteer.LaunchAsync(new LaunchOptions9 {10 Args = new string[] { "--start-maximized" }11 });12 var page = await browser.NewPageAsync();13 await page.TypeAsync("input[title='Search']", "puppeteer");14 await page.Keyboard.PressAsync("Enter");15 await page.WaitForNavigationAsync();16 var elements = await page.QueryObjectsAsync("window.__APOLLO_CLIENT__");17 foreach (var item in elements)18 {19 Console.WriteLine(item);20 }21 await browser.CloseAsync();22 }23 }24}

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QueryObjectsAsync

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 var browser = await Puppeteer.LaunchAsync(new LaunchOptions13 {14 });15 var page = await browser.NewPageAsync();16 var objects = await page.QueryObjectsAsync("window");17 Console.WriteLine(objects.Length);18 await browser.CloseAsync();19 }20 }21}22using System;23using System.Threading.Tasks;24using PuppeteerSharp;25{26 {27 static void Main(string[] args)28 {29 MainAsync().Wait();30 }31 static async Task MainAsync()32 {33 var browser = await Puppeteer.LaunchAsync(new LaunchOptions34 {35 });36 var page = await browser.NewPageAsync();37 var objects = await page.QueryObjectsAsync("window");38 Console.WriteLine(objects.Length);39 await browser.CloseAsync();40 }41 }42}43using System;44using System.Threading.Tasks;45using PuppeteerSharp;46{47 {48 static void Main(string[] args)49 {50 MainAsync().Wait();51 }52 static async Task MainAsync()53 {54 var browser = await Puppeteer.LaunchAsync(new LaunchOptions55 {56 });57 var page = await browser.NewPageAsync();58 var objects = await page.QueryObjectsAsync("window");59 Console.WriteLine(objects.Length);60 await browser.CloseAsync();61 }62 }63}

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QueryObjectsAsync

Using AI Code Generation

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1var page = await browser.NewPageAsync();2var result = await page.QueryObjectsAsync("new Map()");3var page = await browser.NewPageAsync();4var result = await page.QueryObjectsAsync("new Map()");5var page = await browser.NewPageAsync();6var result = await page.QueryObjectsAsync("new Map()");7var page = await browser.NewPageAsync();8var result = await page.QueryObjectsAsync("new Map()");9var page = await browser.NewPageAsync();10var result = await page.QueryObjectsAsync("new Map()");11var page = await browser.NewPageAsync();12var result = await page.QueryObjectsAsync("new Map()");13var page = await browser.NewPageAsync();14var result = await page.QueryObjectsAsync("new Map()");15var page = await browser.NewPageAsync();16var result = await page.QueryObjectsAsync("new Map()");17var page = await browser.NewPageAsync();18var result = await page.QueryObjectsAsync("new Map()");

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QueryObjectsAsync

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 var browser = await Puppeteer.LaunchAsync(new LaunchOptions13 {14 });15 var page = await browser.NewPageAsync();16 var value = await page.QueryObjectsAsync("input");17 Console.WriteLine(value);18 await browser.CloseAsync();19 }20 }21}22using System;23using System.Threading.Tasks;24using PuppeteerSharp;25{26 {27 static void Main(string[] args)28 {29 MainAsync().Wait();30 }31 static async Task MainAsync()32 {33 var browser = await Puppeteer.LaunchAsync(new LaunchOptions34 {35 });36 var page = await browser.NewPageAsync();37 var value = await page.QueryObjectsAsync("input");38 Console.WriteLine(value);39 await browser.CloseAsync();40 }41 }42}43using System;44using System.Threading.Tasks;45using PuppeteerSharp;46{47 {

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