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How to use JSHandleChannel method of Microsoft.Playwright.Transport.Channels.JSHandleChannel class

Best Playwright-dotnet code snippet using Microsoft.Playwright.Transport.Channels.JSHandleChannel.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 System;2using System.Threading.Tasks;3using Microsoft.Playwright;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 BrowserTypeLaunchOptions10            {11            });12            var page = await browser.NewPageAsync();13            var element = await page.QuerySelectorAsync("input[name='q']");14            var jsHandle = await element.EvaluateHandleAsync("element => element");15            var jsHandleChannel = jsHandle.Channel;16            var response = await jsHandleChannel.JSHandleChannel();17            Console.WriteLine(response);18        }19    }20}21   at Microsoft.Playwright.Transport.ChannelBase.CheckDisposed()22   at Microsoft.Playwright.Transport.Channels.JSHandleChannel.JSHandleChannel()23   at Playwright.Program.Main(String[] args) in C:\Users\user\source\repos\Playwright\Playwright\Program.cs:line 2724[playwright-sharp](

JSHandleChannel

Using AI Code Generation

1using Microsoft.Playwright;2using Microsoft.Playwright.Transport.Channels;3using System;4using System.Collections.Generic;5using System.Linq;6using System.Text;7using System.Threading.Tasks;8{9    {10        static async Task Main(string[] args)11        {12            using var playwright = await Playwright.CreateAsync();13            var browser = await playwright.Chromium.LaunchAsync();14            var page = await browser.NewPageAsync();15            var element = await page.QuerySelectorAsync("input");16            var jsHandle = await element.EvaluateHandleAsync("e => e");17            var jsHandleChannel = (JSHandleChannel)jsHandle;18            var result = await jsHandleChannel.JSHandleChannel();19            Console.WriteLine(result);20        }21    }22}

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            await using var browser = await playwright.Chromium.LaunchAsync(new BrowserTypeLaunchOptions11            {12            });13            var page = await browser.NewPageAsync();14            await page.EvalOnSelectorAsync("input", "element => element.value = 'Hello world'");15            var inputHandle = await page.QuerySelectorAsync("input");16            var jsHandle = await inputHandle.JSHandleChannel.EvaluateHandleAsync("element => element");17            var properties = await jsHandle.GetPropertiesAsync();18            foreach (var property in properties)19            {20                Console.WriteLine(property.Key);21            }22        }23    }24}

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            await using var playwright = await Playwright.CreateAsync();10            await using var browser = await playwright.Chromium.LaunchAsync();11            var page = await browser.NewPageAsync();12            var element = await page.QuerySelectorAsync("input");13            var jsHandle = await element.EvaluateHandleAsync("element => element");14            var jsHandleChannel = (JSHandleChannel)jsHandle;15            var result = await jsHandleChannel.JSHandleChannel();16            Console.WriteLine(result);17        }18    }19}20using System;21using System.Threading.Tasks;22using Microsoft.Playwright;23using Microsoft.Playwright.Transport.Channels;24{25    {26        static async Task Main(string[] args)27        {28            await using var playwright = await Playwright.CreateAsync();29            await using var browser = await playwright.Chromium.LaunchAsync();30            var page = await browser.NewPageAsync();31            var element = await page.QuerySelectorAsync("input");32            var jsHandle = await element.EvaluateHandleAsync("element => element");33            var jsHandleChannel = (JSHandleChannel)jsHandle;34            var result = await jsHandleChannel.JSHandleChannel();35            Console.WriteLine(result);36        }37    }38}39using System;40using System.Threading.Tasks;41using Microsoft.Playwright;42using Microsoft.Playwright.Transport.Channels;43{44    {45        static async Task Main(string[] args)46        {47            await using var playwright = await Playwright.CreateAsync();48            await using var browser = await playwright.Chromium.LaunchAsync();49            var page = await browser.NewPageAsync();50            var element = await page.QuerySelectorAsync("input");51            var jsHandle = await element.EvaluateHandleAsync("element => element");52            var jsHandleChannel = (JSHandleChannel)

JSHandleChannel

Using AI Code Generation

1var jsHandle = await page.EvaluateHandleAsync("() => document.body");2var jsHandleChannel = jsHandle.Channel as Microsoft.Playwright.Transport.Channels.JSHandleChannel;3var jsHandleChannelObject = jsHandleChannel.JSHandleChannelObject;4var jsHandleChannelObjectChannel = jsHandleChannelObject.Channel as Microsoft.Playwright.Transport.Channels.JSHandleChannel;5var jsHandleChannelObjectChannelObject = jsHandleChannelObjectChannel.JSHandleChannelObject;6var jsHandleChannelObjectChannelObjectChannel = jsHandleChannelObjectChannelObject.Channel as Microsoft.Playwright.Transport.Channels.JSHandleChannel;7var jsHandleChannelObjectChannelObjectChannelObject = jsHandleChannelObjectChannelObjectChannel.JSHandleChannelObject;8var jsHandleChannelObjectChannelObjectChannelObjectChannel = jsHandleChannelObjectChannelObjectChannelObject.Channel as Microsoft.Playwright.Transport.Channels.JSHandleChannel;9var jsHandleChannelObjectChannelObjectChannelObjectChannelObject = jsHandleChannelObjectChannelObjectChannelObjectChannel.JSHandleChannelObject;10var jsHandleChannelObjectChannelObjectChannelObjectChannelObjectChannel = jsHandleChannelObjectChannelObjectChannelObjectChannelObject.Channel as Microsoft.Playwright.Transport.Channels.JSHandleChannel;11var jsHandleChannelObjectChannelObjectChannelObjectChannelObjectChannelObject = jsHandleChannelObjectChannelObjectChannelObjectChannelObjectChannel.JSHandleChannelObject;12var jsHandleChannelObjectChannelObjectChannelObjectChannelObjectChannelObjectChannel = jsHandleChannelObjectChannelObjectChannelObjectChannelObjectChannelObject.Channel as Microsoft.Playwright.Transport.Channels.JSHandleChannel;13var jsHandleChannelObjectChannelObjectChannelObjectChannelObjectChannelObjectChannelObject = jsHandleChannelObjectChannelObjectChannelObjectChannelObjectChannelObjectChannel.JSHandleChannelObject;14var jsHandleChannelObjectChannelObjectChannelObjectChannelObjectChannelObjectChannelObjectChannel = jsHandleChannelObjectChannelObjectChannelObjectChannelObjectChannelObjectChannelObject.Channel as Microsoft.Playwright.Transport.Channels.JSHandleChannel;15var jsHandleChannelObjectChannelObjectChannelObjectChannelObjectChannelObjectChannelObjectChannelObject = jsHandleChannelObjectChannelObjectChannelObjectChannelObjectChannelObjectChannelObjectChannel.JSHandleChannelObject;16var jsHandleChannelObjectChannelObjectChannelObjectChannelObjectChannelObjectChannelObjectChannelObjectChannel = jsHandleChannelObjectChannelObjectChannelObjectChannelObjectChannelObjectChannelObjectChannelObject.Channel as Microsoft.Playwright.Transport.Channels.JSHandleChannel;

JSHandleChannel

Using AI Code Generation

1using Microsoft.Playwright;2using Microsoft.Playwright.Transport.Channels;3using System.Threading.Tasks;4{5    {6        static async Task Main(string[] args)7        {8            using var playwright = await Playwright.CreateAsync();9            using var browser = await playwright.Chromium.LaunchAsync(new BrowserTypeLaunchOptions10            {11            });12            using var context = await browser.NewContextAsync();13            var page = await context.NewPageAsync();14            var search = await page.QuerySelectorAsync("input[name='q']");15            await search.TypeAsync("Hello World!");16            var value = await search.EvaluateAsync<string>("e => e.value");17            System.Console.WriteLine(value);18            var handle = await search.GetJSHandleAsync();19            var handleChannel = (JSHandleChannel)handle;20            var value2 = await handleChannel.JSHandleChannelEvaluateAsync<string>("e => e.value");21            System.Console.WriteLine(value2);22        }23    }24}

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