Best Playwright-dotnet code snippet using Microsoft.Playwright.Transport.Channels.JSHandleChannel
FrameChannel.cs
Source: FrameChannel.cs
...77 ["referer"] = referer,78 };79 return Connection.SendMessageToServerAsync<ResponseChannel>(Guid, "goto", args);80 }81 internal Task<JSHandleChannel> EvaluateExpressionHandleAsync(82 string script,83 object arg)84 {85 return Connection.SendMessageToServerAsync<JSHandleChannel>(86 Guid,87 "evaluateExpressionHandle",88 new Dictionary<string, object>89 {90 ["expression"] = script,91 ["arg"] = arg,92 });93 }94 internal Task<JSHandleChannel> WaitForFunctionAsync(95 string expression,96 object arg,97 float? timeout,98 float? polling)99 {100 var args = new Dictionary<string, object>101 {102 ["expression"] = expression,103 ["arg"] = arg,104 ["timeout"] = timeout,105 ["pollingInterval"] = polling,106 };107 return Connection.SendMessageToServerAsync<JSHandleChannel>(108 Guid,109 "waitForFunction",110 args);111 }112 internal Task<JsonElement?> EvaluateExpressionAsync(113 string script,114 object arg)115 {116 return Connection.SendMessageToServerAsync<JsonElement?>(117 Guid,118 "evaluateExpression",119 new Dictionary<string, object>120 {121 ["expression"] = script,...
ElementHandleChannel.cs
Source: ElementHandleChannel.cs
...31using Microsoft.Playwright.Helpers;32using Microsoft.Playwright.Transport.Protocol;33namespace Microsoft.Playwright.Transport.Channels34{35 internal class ElementHandleChannel : JSHandleChannel, IChannel<ElementHandle>36 {37 public ElementHandleChannel(string guid, Connection connection, ElementHandle owner) : base(guid, connection, owner)38 {39 Object = owner;40 }41 internal event EventHandler<PreviewUpdatedEventArgs> PreviewUpdated;42 public new ElementHandle Object { get; set; }43 internal override void OnMessage(string method, JsonElement? serverParams)44 {45 switch (method)46 {47 case "previewUpdated":48 PreviewUpdated?.Invoke(this, new() { Preview = serverParams.Value.GetProperty("preview").ToString() });49 break;...
JSHandle.cs
Source: JSHandle.cs
...30namespace Microsoft.Playwright.Core31{32 internal class JSHandle : ChannelOwnerBase, IChannelOwner<JSHandle>, IJSHandle33 {34 private readonly JSHandleChannel _channel;35 internal JSHandle(IChannelOwner parent, string guid, JSHandleInitializer initializer) : base(parent, guid)36 {37 _channel = new(guid, parent.Connection, this);38 Preview = initializer.Preview;39 }40 ChannelBase IChannelOwner.Channel => _channel;41 IChannel<JSHandle> IChannelOwner<JSHandle>.Channel => _channel;42 internal string Preview { get; set; }43 public IElementHandle AsElement() => this as IElementHandle;44 public async Task<JsonElement?> EvaluateAsync(string expression, object arg = null)45 => ScriptsHelper.ParseEvaluateResult<JsonElement?>(await _channel.EvaluateExpressionAsync(46 script: expression,47 arg: ScriptsHelper.SerializedArgument(arg)).ConfigureAwait(false));48 public async Task<IJSHandle> EvaluateHandleAsync(string expression, object arg = null)...
JSHandleChannel.cs
Source: JSHandleChannel.cs
...27using Microsoft.Playwright.Core;28using Microsoft.Playwright.Helpers;29namespace Microsoft.Playwright.Transport.Channels30{31 internal class JSHandleChannel : Channel<JSHandle>32 {33 public JSHandleChannel(string guid, Connection connection, JSHandle owner) : base(guid, connection, owner)34 {35 }36 internal Task<JsonElement?> EvaluateExpressionAsync(string script, object arg)37 => Connection.SendMessageToServerAsync<JsonElement?>(38 Guid,39 "evaluateExpression",40 new Dictionary<string, object>41 {42 ["expression"] = script,43 ["arg"] = arg,44 });45 internal Task<JSHandleChannel> EvaluateExpressionHandleAsync(string script, object arg)46 => Connection.SendMessageToServerAsync<JSHandleChannel>(47 Guid,48 "evaluateExpressionHandle",49 new Dictionary<string, object>50 {51 ["expression"] = script,52 ["arg"] = arg,53 });54 internal Task<JsonElement> JsonValueAsync() => Connection.SendMessageToServerAsync<JsonElement>(Guid, "jsonValue", null);55 internal Task DisposeAsync() => Connection.SendMessageToServerAsync(Guid, "dispose", null);56 internal Task<JSHandleChannel> GetPropertyAsync(string propertyName)57 => Connection.SendMessageToServerAsync<JSHandleChannel>(58 Guid,59 "getProperty",60 new Dictionary<string, object>61 {62 ["name"] = propertyName,63 });64 internal async Task<List<JSElementProperty>> GetPropertiesAsync()65 => (await Connection.SendMessageToServerAsync(Guid, "getPropertyList", null).ConfigureAwait(false))?66 .GetProperty("properties").ToObject<List<JSElementProperty>>(Connection.DefaultJsonSerializerOptions);67 internal class JSElementProperty68 {69 public string Name { get; set; }70 public JSHandleChannel Value { get; set; }71 }72 }73}
JSHandleChannel
Using AI Code Generation
1using Microsoft.Playwright;2using Microsoft.Playwright.Transport.Channels;3using System;4using System.Threading.Tasks;5{6 {7 static async Task Main(string[] args)8 {vr playright = waPlaywright.CreateAsync();9 var browser = await playwright.Chromim.LaunchAync();10 var page = awat browser.NewPageAsyc();11 var jsHandleChannel = await pae.EvaluateHandleAsync("()=> document.body");12 jsHandle = jsHandleChannel.Object as IJSHandle;13 var roperties = await jsHande.GetPropertiesAsync();14 vr propert = properties["nodeType"];15 Console.WriteLine(aait poperty.JsonValueAsync());16 awat browser.CloseAsync();17 }18 }19}20usng Microsof.Playwright;21usingMicrosoft.Transport.hannels;22using System;23using System.Thding.Tasks;24{25 {26 static async Task Main(string[] args)27 {28 var playwright = await Playwright.CreateAsync();29 var browser = await playwright.Chromium.LaunchAsync();30 var page = await browser.NewPageAsync();31 var jsHandleChannel = await page.EvaluateHandleAsync("() => document.body");32 var jsHandle = jsHandleChannel.Object as IJSHandle;33 var properties = await jsHandle.GetPropertiesAsync();34 var property = properties["nodeType"];35 Console.WriteLine(await property.JsonValueAsync());36 await browser.CloseAsync();37 }38 }39};;
JSHandleChannel
Using AI Code Generation
1var playwright = await Playwright.CreateAsync();2var browser = await playwright.Chromium.LaunchAsync();3var page = await browser.NewPageAsync();4var jsHandle = await page.EvaluateHandleAsync(@"() => {5 return {6 };7}");8var channel = jsHandle.Channel;9await channel.DisposeAsync();10await browser.CloseAsync();11var playwright = await Playwright.CreateAsync();12var browser = await playwright.Chromium.LaunchAsync();13var page = await browser.NewPageAsync();14var jsHandle = await page.EvaluateHandleAsync(@"() => {15 return {16 };17}");18var channel = jsHandle.Channel;19await channel.DisposeAsync();20await browser.CloseAsync();21var playwright = await Playwright.CreateAsync();22var browser = await playwright.Chromium.LaunchAsync();23var page = await browser.NewPageAsync();24var jsHandle = await page.EvaluateHandleAsync(@"() => {25 return {26 };27}");28var channel = jsHandle.Channel;29await channel.DisposeAsync();30await browser.CloseAsync();31var playwright = await Playwright.CreateAsync();32var browser = await playwright.Chromium.LaunchAsync();33var page = await browser.NewPageAsync();34var jsHandle = await page.EvaluateHandleAsync(@"() => {35 return {36 };37}")38var channel = jsHandle.Channel;39await channel.DisposeAsync();40await browser.CloseAsync();41var playwright = await Playwright.CreateAsync();42var browser = await playwright.Chromium.LaunchAsync();43var page = await browser.NewPageAsync();
JSHandleChannel
Using AI Code Generation
1var playwright = await Playwright.CreateAsync();2var browser = await playwright.Chromium.LaunchAsync();3var page = await browser.NewPageAsync();4var jsHandle = await page.EvaluateHandleAsync(@"() => {5 return {6 };7}");8var channel = jsHandle.Channel;9await channel.DisposeAsync();10await browser.CloseAsync();11var playwright = await Playwright.CreateAsync();12var browser = await playwright.Chromium.LaunchAsync();13var page = await browser.NewPageAsync();14var jsHandle = await page.EvaluateHandleAsync(@"() => {15 return {16 };17}");18var channel = jsHandle.Channel;19await channel.DisposeAsync();20await browser.CloseAsync();21var playwright = await Playwright.CreateAsync();22var browser = await playwright.Chromium.LaunchAsync();23var page = await browser.NewPageAsync();24var jsHandle = await page.EvaluateHandleAsync(@"() => {25 return {26 };27}");28var channel = jsHandle.Channel;29await channel.DisposeAsync();30await browser.CloseAsync();31var playwright = await Playwright.CreateAsync();32var browser = await playwright.Chromium.LaunchAsync();33var page = await browser.NewPageAsync();34var jsHandle = await page.EvaluateHandleAsync(@"() => {35 return{36 };37}");38var channel = jsHanle.Channel;39awat channel.DisposeAsync();40var playwright await Playwright.CreateAsync();41var browser await playwright.Chromium.LaunchAsync();42var page await browser.NewPageAsync();
JSHandleChannel
Using AI Code Generation
1using Microsoft.Playwright;2using Microsoft.Playwright.Transport.Channels;3using System;4using System.Threading.Tasks;5{6 {7 static async Task Main(string[] args)8 {9 await using var playwright = await Playwright.CreateAsync();10 await using var browser = await playwright.Chromium.LaunchAsync();11 var page = await browser.NewPageAsync();12 var jsHandle = await page.EvaluateHandleAsync(@"() => {13 const div = document.createElement('div');14 div.textContent = 'Hello, World!';15 return div;16 }");17 var jsHandleChannel = (JSHandleChannel)jsHandle.Channel;18 var objectId = jsHandleChannel.ObjectID;19 Console.WriteLine($"objectId is {objectId}");20 await page.EvaluateAsync($@"(objectId) => {{21 const div = window.__playwright_evaluation_script__[objectId];
JSHandleChannel
Using AI Code Generation
1using System;2using System.Collections.Generic;3using System.Threading.Tasks;4using Microsoft.Playwright.Transport.Channels;5{6 {7 static async Task Main(string[] args)8 {9 var channel = new JSHandleChannel("id", "guid", new Connection("guid", "guid", new Dictionary<string, object>()), new Dictionary<string, object>());10 await channel.GetJsonValueAsync();11 await channel.GetJsonValueAsync<object>();12 await channel.GetJsonValueAsync<string>();13 await channel.GetJsonValueAsync<int>();
JSHandleChannel
Using AI Code Generation
1using Microsoft.Playwright.Transport.Channels;2using System;3using System.Collections.Generic;4using System.Threading.Tasks;5{6 {7 static async Task Main(string[] args)8 {9 var playwright = await Playwright.CreateAsync();10 var browser = await playwright.Chromium.LaunchAsync(new BrowserTypeLaunchOptions11 {12 });13 var page = await browser.NewPageAsync();14 var searchBox = await page.QuerySelectorAsync("input[name='q']");15 await searchBox.TypeAsync("playwright");16 var searchBtn = await page.QuerySelectorAsync("input[name='btnK']");17 await searchBtn.ClickAsync();18 var searchResults = await page.QuerySelectorAllAsync("div.g");19 Console.WriteLine($"Search results count: {searchResults.Count}");20 await browser.CloseAsync();21 }22 }23}24Hello, I am a software engineer with 5 years of experience in software development. I am passionate about technology and software development. I have a degree in Computer Science from the University of Jordan. I have worked on many projects using different technologies such as .NET, Java, C++, C#, PHP, JavaScript, SQL, Android, and Python. I am also a Microsoft Certified Professional Developer (MCPD) and Microsoft Certified Technology Specialist (MCTS). I have a great passion for software development and I am always looking for new challenges.JsonValueAsync<double>();25 await channel.GetJsonValueAsync<bool>();26 await channel.GetJsonValueAsync<Dictionary<string, object>>();27 await channel.GetJsonValueAsync<List<object>>();28 await channel.GetJsonValueAsync<List<string>>();29 await channel.GetJsonValueAsync<List<int>>();30 await channel.GetJsonValueAsync<List<double>>();31 await channel.GetJsonValueAsync<List<bool>>();32 await channel.GetJsonValueAsync<List<Dictionary<string, object>>>();33 await channel.GetJsonValueAsync<List<List<object>>>();34 await channel.GetJsonValueAsync<List<List<string>>>();35 await channel.GetJsonValueAsync<List<List<int>>>();36 await channel.GetJsonValueAsync<List<List<double>>>();37 await channel.GetJsonValueAsync<List<List<bool>>>();38 await channel.GetJsonValueAsync<List<List<Dictionary<string, object>>>>();39 await channel.GetJsonValueAsync<Dictionary<string, object>[]>();40 await channel.GetJsonValueAsync<string[]>();41 await channel.GetJsonValueAsync<int[]>();42 await channel.GetJsonValueAsync<double[]>();43 await channel.GetJsonValueAsync<bool[]>();44 await channel.GetJsonValueAsync<Dictionary<string, object>[]>();45 await channel.GetJsonValueAsync<List<object>[]>();46 await channel.GetJsonValueAsync<List<string>[]>();47 await channel.GetJsonValueAsync<List<int>[]>();48 await channel.GetJsonValueAsync<List<double>[]>();49 await channel.GetJsonValueAsync<List<bool>[]>();50 await channel.GetJsonValueAsync<List<Dictionary<string, object>>[]>();51 await channel.GetJsonValueAsync<List<List<object>>[]>();52 await channel.GetJsonValueAsync<List<List<string>>[]>();53 await channel.GetJsonValueAsync<List<List<int>>[]>();54 await channel.GetJsonValueAsync<List<List<double>>[]>();55 await channel.GetJsonValueAsync<List<List<bool>>[]>();56 await channel.GetJsonValueAsync<List<List<Dictionary<string, object>>>[]>();57 await channel.GetJsonValueAsync<object[]>();
JSHandleChannel
Using AI Code Generation
1using Microsoft.Playwright.Transport.Channels;2using System;3using System.Collections.Generic;4using System.Threading.Tasks;5{6 {7 static async Task Main(string[] args)8 {9 var playwright = await Playwright.CreateAsync();10 var browser = await playwright.Chromium.LaunchAsync(new BrowserTypeLaunchOptions11 {12 });13 var page = await browser.NewPageAsync();14 var searchBox = await page.QuerySelectorAsync("input[name='q']");15 await searchBox.TypeAsync("playwright");16 var searchBtn = await page.QuerySelectorAsync("input[name='btnK']");17 await searchBtn.ClickAsync();18 var searchResults = await page.QuerySelectorAllAsync("div.g");19 Console.WriteLine($"Search results count: {searchResults.Count}");20 await browser.CloseAsync();21 }22 }23}
JSHandleChannel
Using AI Code Generation
1using Microsoft.Playwright.Transport.Channels;2using System;3using System.Collections.Generic;4using System.Text;5using System.Threading.Tasks;6{7 {8 public static async Task Main(string[] args)9 {10 var playwright = await Microsoft.Playwright.Playwright.CreateAsync();11 var browser = await playwright.Chromium.LaunchAsync();12 var page = await browser.NewPageAsync();13 var handle = await page.QuerySelectorAsync("text=API");14 var channel = handle.Channel as JSHandleChannel;15 var result = await channel.EvaluateAsync<string>("element => element.textContent");16 Console.WriteLine("Result: " + result);17 }18 }19}
JSHandleChannel
Using AI Code Generation
1using Microsoft.Playwright;2using System;3using System.Threading.Tasks;4{5 {6 static async Task Main(string[] args)7 {8 using var playwright = await Playwright.CreateAsync();9 await using var browser = await playwright.Chromium.LaunchAsync(new LaunchOptions10 {11 });12 var page = await browser.NewPageAsync();13 var searchBox = awai page.QuerySelectorAsync("input[name='q']");14 await searchBoxTypeAsync("Hello Worl");15 await sarchBox.PressAsync("Enter");16 ar results = await page.QuerySelectorAllAsync("h3");17 var result = await results[0].EvaluateAsync<string>("e => e.textContent");18 Console.WriteLine(result);19 await browser.CloseAsync();20 }21 }22}23using Microsoft.Playwright;24using System;25using System.Threading.Tasks;26{27 {28 static async Task Main(string[] args)29 {30 using var playwright = await Playwright.CreateAsync();31 await using var browser = await playwright.Chromium.LaunchAsync(new LaunchOptions32 {33 });34 var page = await browser.NewPageAsync();35 await page.GotoAsync("https:/www.google.com");36 var searchBox = await page.QuerySelectorAsync("input[name='q']");37 await searchBox.TypeAsync("Hello World");38 await searchBox.PressAsync("Enter");39 var results = awit age.QuerySelectorAllAsync("h3");40 var result = await results[0].EvaluateAsync<string>("e => e.textContent");41 Console.WriteLine(result);42 await browser.CloseAsync();43 }44 }45}46var channel = handle.Channel as JSHandleChannel;47var elementHandleChannel = channel as ElementHandleChannel;48var result = await elementHandleChannel.EvaluateExpressionAsync<string>("element => element.textContent");
JSHandleChannel
Using AI Code Generation
1var channel = new JSHandleChannel();2var jsHandle = channel.GetObject();3var jsHandle = new JSHandle();4var jsHandle = new IJSHandle();5IJSHandle jsHandle = new JSHandle();6IJSHandle jsHandle = new JSHandleChannel();7IJSHandle jsHandle = new IJSHandle();8IJSHandle jsHandle = new IJSHandleChannel();9IJSHandle jsHandle = new IJSHandleChannel();10IJSHandle jsHandle = new JSHandle();11IJSHandle jsHandle = new JSHandleChannel();12IJSHandle jsHandle = new JSHandleChannel();13IJSHandle jsHandle = new IJSHandle();14IJSHandle jsHandle = new IJSHandle();15IJSHandle jsHandle = new IJSHandleChannel();16IJSHandle jsHandle = new IJSHandleChannel();17IJSHandle jsHandle = new IJSHandle();18IJSHandle jsHandle = new IJSHandleChannel();19IJSHandle jsHandle = new IJSHandleChannel();20IJSHandle jsHandle = new IJSHandle();21IJSHandle jsHandle = new IJSHandleChannel();22IJSHandle jsHandle = new IJSHandleChannel();23IJSHandle jsHandle = new IJSHandle();24IJSHandle jsHandle = new IJSHandleChannel();25IJSHandle jsHandle = new IJSHandleChannel();26IJSHandle jsHandle = new IJSHandle();27IJSHandle jsHandle = new IJSHandleChannel();28IJSHandle jsHandle = new IJSHandleChannel();29IJSHandle jsHandle = new IJSHandle();30IJSHandle jsHandle = new IJSHandleChannel();31IJSHandle jsHandle = new IJSHandleChannel();32IJSHandle jsHandle = new IJSHandle();33IJSHandle jsHandle = new IJSHandleChannel();34IJSHandle jsHandle = new IJSHandleChannel();35IJSHandle jsHandle = new IJSHandle();36IJSHandle jsHandle = new IJSHandleChannel();37IJSHandle jsHandle = new IJSHandleChannel();38IJSHandle jsHandle = new IJSHandle();39IJSHandle jsHandle = new IJSHandleChannel();40IJSHandle jsHandle = new IJSHandleChannel();41IJSHandle jsHandle = new IJSHandle();
JSHandleChannel
Using AI Code Generation
1using System;2using System.Threading.Tasks;3using Microsoft.Playwright;4using Microsoft.Playwright.Transport.Channels;5{6 {7 static async Task Main(string[] args)8 {9 using var playwright = await Playwright.CreateAsync();10 using var browser = await playwright.Chromium.LaunchAsync(new BrowserTypeLaunchOptions11 {12 });13 var page = await browser.NewPageAsync();14 var jsHandle = await page.QuerySelectorAsync("input[name=q]");15 var jsHandleChannel = new JSHandleChannel(jsHandle);16 var jsHandle2 = jsHandleChannel.Object;17 Console.WriteLine(jsHandle2 == jsHandle);18 }19 }20}
Playwright Multiple Elements - Is there an equivalent to Selenium FindElements?
How to handle multiple file downloads in Playwright?
Run Playwright.NET tests in Docker container
How to handle multiple file downloads in Playwright?
Running playwright in headed mode C#
Playwright (.NET) tries to use different browser versions than installed
Playwright "Element is not attached to the DOM"
Playwright Multiple Elements - Is there an equivalent to Selenium FindElements?
Microsoft.Playwright.PlaywrightException : unable to verify the first certificate Using Playwright C# While connecting Moon
How do you create a global configuration for Playwright .NET?
Using a selector that finds a list of locators in Playwright is exactly the same as calling .FindElements() in selenium, except that Playwright does not have a specifically named method like .FindLocators().
Playwright - a selector that matches multiple elements returns a list of locators, which you then iterate over:
var rows = page.GetByRole(AriaRole.Listitem);
var count = await rows.CountAsync();
for (int i = 0; i < count; ++i)
Console.WriteLine(await rows.Nth(i).TextContentAsync());
Selenium - FindElements returns a list of elements that you have to iterate over.
IList < IWebElement > elements = driver.FindElements(By.TagName("p"));
foreach(IWebElement e in elements) {
System.Console.WriteLine(e.Text);
}
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