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How to use Close method of PuppeteerSharp.CDPSession class

Best Puppeteer-sharp code snippet using PuppeteerSharp.CDPSession.Close

Connection.cs

Source:Connection.cs

...22            Url = url;23            Delay = delay;24            Transport = transport;25            Transport.MessageReceived += Transport_MessageReceived;26            Transport.Closed += Transport_Closed;27            _callbacks = new ConcurrentDictionary<int, MessageTask>();28            _sessions = new ConcurrentDictionary<string, CDPSession>();29            _asyncSessions = new AsyncDictionaryHelper<string, CDPSession>(_sessions, "Session {0} not found");30        }31        #region Private Members32        private int _lastId;33        private readonly ConcurrentDictionary<int, MessageTask> _callbacks;34        private readonly ConcurrentDictionary<string, CDPSession> _sessions;35        private readonly AsyncDictionaryHelper<string, CDPSession> _asyncSessions;36        #endregion37        #region Properties38        /// <summary>39        /// Gets the WebSocket URL.40        /// </summary>41        /// <value>The URL.</value>42        public string Url { get; }43        /// <summary>44        /// Gets the sleep time when a message is received.45        /// </summary>46        /// <value>The delay.</value>47        public int Delay { get; }48        /// <summary>49        /// Gets the Connection transport.50        /// </summary>51        /// <value>Connection transport.</value>52        public IConnectionTransport Transport { get; }53        /// <summary>54        /// Occurs when the connection is closed.55        /// </summary>56        public event EventHandler Disconnected;57        /// <summary>58        /// Occurs when a message from chromium is received.59        /// </summary>60        public event EventHandler<MessageEventArgs> MessageReceived;61        /// <summary>62        /// Gets or sets a value indicating whether this <see cref="Connection"/> is closed.63        /// </summary>64        /// <value><c>true</c> if is closed; otherwise, <c>false</c>.</value>65        public bool IsClosed { get; internal set; }66        /// <summary>67        /// Connection close reason.68        /// </summary>69        public string CloseReason { get; private set; }70        #endregion71        #region Public Methods72        internal int GetMessageID() => Interlocked.Increment(ref _lastId);73        internal Task RawSendASync(int id, string method, object args, string sessionId = null)74        {75            return Transport.SendAsync(JsonConvert.SerializeObject(76                new ConnectionRequest77                {78                    Id = id,79                    Method = method,80                    Params = args,81                    SessionId = sessionId82                },83                JsonHelper.DefaultJsonSerializerSettings));84        }85        internal async Task<JObject> SendAsync(string method, object args = null, bool waitForCallback = true)86        {87            if (IsClosed)88            {89                throw new TargetClosedException($"Protocol error({method}): Target closed.", CloseReason);90            }91            var id = GetMessageID();92            MessageTask callback = null;93            if (waitForCallback)94            {95                callback = new MessageTask96                {97                    TaskWrapper = new TaskCompletionSource<JObject>(),98                    Method = method99                };100                _callbacks[id] = callback;101            }102            await RawSendASync(id, method, args).ConfigureAwait(false);103            return waitForCallback ? await callback.TaskWrapper.Task.ConfigureAwait(false) : null;104        }105        internal async Task<T> SendAsync<T>(string method, object args = null)106        {107            var response = await SendAsync(method, args).ConfigureAwait(false);108            return response.ToObject<T>(true);109        }110        internal async Task<CDPSession> CreateSessionAsync(TargetInfo targetInfo)111        {112            var sessionId = (await SendAsync<TargetAttachToTargetResponse>("Target.attachToTarget", new TargetAttachToTargetRequest113            {114                TargetId = targetInfo.TargetId,115                Flatten = true116            }).ConfigureAwait(false)).SessionId;117            return await GetSessionAsync(sessionId).ConfigureAwait(false);118        }119        internal bool HasPendingCallbacks() => _callbacks.Count != 0;120        #endregion121        internal void Close(string closeReason)122        {123            if (IsClosed)124            {125                return;126            }127            IsClosed = true;128            CloseReason = closeReason;129            Transport.StopReading();130            Disconnected?.Invoke(this, new EventArgs());131            foreach (var session in _sessions.Values.ToArray())132            {133                session.Close(closeReason);134            }135            _sessions.Clear();136            foreach (var response in _callbacks.Values.ToArray())137            {138                response.TaskWrapper.TrySetException(new TargetClosedException(139                    $"Protocol error({response.Method}): Target closed.",140                    closeReason));141            }142            _callbacks.Clear();143        }144        internal static Connection FromSession(CDPSession session) => session.Connection;145        internal CDPSession GetSession(string sessionId) => _sessions.GetValueOrDefault(sessionId);146        internal Task<CDPSession> GetSessionAsync(string sessionId) => _asyncSessions.GetItemAsync(sessionId);147        #region Private Methods148        private async void Transport_MessageReceived(object sender, MessageReceivedEventArgs e)149            => await _callbackQueue.Enqueue(() => ProcessMessage(e)).ConfigureAwait(false);150        private async Task ProcessMessage(MessageReceivedEventArgs e)151        {152            try153            {154                var response = e.Message;155                ConnectionResponse obj = null;156                if (response.Length > 0 && Delay > 0)157                {158                    await Task.Delay(Delay).ConfigureAwait(false);159                }160                try161                {162                    obj = JsonConvert.DeserializeObject<ConnectionResponse>(response, JsonHelper.DefaultJsonSerializerSettings);163                }164                catch (JsonException)165                {166                    return;167                }168                ProcessIncomingMessage(obj);169            }170            catch (Exception ex)171            {172                var message = $"Connection failed to process {e.Message}. {ex.Message}. {ex.StackTrace}";173                Close(message);174            }175        }176        private void ProcessIncomingMessage(ConnectionResponse obj)177        {178            var method = obj.Method;179            var param = obj.Params?.ToObject<ConnectionResponseParams>();180            if (method == "Target.attachedToTarget")181            {182                var sessionId = param.SessionId;183                var session = new CDPSession(this, param.TargetInfo.Type, sessionId);184                _asyncSessions.AddItem(sessionId, session);185            }186            else if (method == "Target.detachedFromTarget")187            {188                var sessionId = param.SessionId;189                if (_sessions.TryRemove(sessionId, out var session) && !session.IsClosed)190                {191                    session.Close("Target.detachedFromTarget");192                }193            }194            if (!string.IsNullOrEmpty(obj.SessionId))195            {196                var session = GetSession(obj.SessionId);197                session.OnMessage(obj);198            }199            else if (obj.Id.HasValue)200            {201                // If we get the object we are waiting for we return if202                // if not we add this to the list, sooner or later some one will come for it 203                if (_callbacks.TryRemove(obj.Id.Value, out var callback))204                {205                    if (obj.Error != null)206                    {207                        callback.TaskWrapper.TrySetException(new MessageException(callback, obj.Error));208                    }209                    else210                    {211                        callback.TaskWrapper.TrySetResult(obj.Result);212                    }213                }214            }215            else216            {217                MessageReceived?.Invoke(this, new MessageEventArgs218                {219                    MessageID = method,220                    MessageData = obj.Params221                });222            }223        }224        private void Transport_Closed(object sender, TransportClosedEventArgs e) => Close(e.CloseReason);225        #endregion226        #region Static Methods227        /// <summary>228        /// Gets default web socket factory implementation.229        /// </summary>230        [Obsolete("Use " + nameof(WebSocketTransport) + "." + nameof(WebSocketTransport.DefaultWebSocketFactory) + " instead")]231        public static readonly WebSocketFactory DefaultWebSocketFactory = WebSocketTransport.DefaultWebSocketFactory;232        internal static async Task<Connection> Create(string url, IConnectionOptions connectionOptions, CancellationToken cancellationToken = default)233        {234#pragma warning disable 618235            var transport = connectionOptions.Transport;236#pragma warning restore 618237            if (transport == null)238            {239                var transportFactory = connectionOptions.TransportFactory ?? WebSocketTransport.DefaultTransportFactory;240                transport = await transportFactory(new Uri(url), connectionOptions, cancellationToken).ConfigureAwait(false);241            }242            return new Connection(url, connectionOptions.SlowMo, transport);243        }244        /// <inheritdoc />245        public void Dispose()246        {247            Dispose(true);248            GC.SuppressFinalize(this);249        }250        /// <summary>251        /// Releases all resource used by the <see cref="Connection"/> object.252        /// It will raise the <see cref="Disconnected"/> event and dispose <see cref="Transport"/>.253        /// </summary>254        /// <remarks>Call <see cref="Dispose()"/> when you are finished using the <see cref="Connection"/>. The255        /// <see cref="Dispose()"/> method leaves the <see cref="Connection"/> in an unusable state.256        /// After calling <see cref="Dispose()"/>, you must release all references to the257        /// <see cref="Connection"/> so the garbage collector can reclaim the memory that the258        /// <see cref="Connection"/> was occupying.</remarks>259        /// <param name="disposing">Indicates whether disposal was initiated by <see cref="Dispose()"/> operation.</param>260        protected virtual void Dispose(bool disposing)261        {262            Close("Connection disposed");263            Transport.Dispose();264        }265        #endregion266    }267}...

CDPSession.cs

Source:CDPSession.cs

...72        /// <summary>73        /// Gets or sets a value indicating whether this <see cref="CDPSession"/> is closed.74        /// </summary>75        /// <value><c>true</c> if is closed; otherwise, <c>false</c>.</value>76        public bool IsClosed { get; internal set; }77        /// <summary>78        /// Connection close reason.79        /// </summary>80        public string CloseReason { get; private set; }81        /// <summary>82        /// Gets the logger factory.83        /// </summary>84        /// <value>The logger factory.</value>85        #endregion86        #region Public Methods87        internal void Send(string method, object args = null)88            => _ = SendAsync(method, args, false);89        /// <summary>90        /// Protocol methods can be called with this method.91        /// </summary>92        /// <param name="method">The method name</param>93        /// <param name="args">The method args</param>94        /// <typeparam name="T">Return type.</typeparam>95        /// <returns>The task.</returns>96        public async Task<T> SendAsync<T>(string method, object args = null)97        {98            var content = await SendAsync(method, args).ConfigureAwait(false);99            return content.ToObject<T>(true);100        }101        /// <summary>102        /// Protocol methods can be called with this method.103        /// </summary>104        /// <param name="method">The method name</param>105        /// <param name="args">The method args</param>106        /// <param name="waitForCallback">107        /// If <c>true</c> the method will return a task to be completed when the message is confirmed by Chromium.108        /// If <c>false</c> the task will be considered complete after sending the message to Chromium.109        /// </param>110        /// <returns>The task.</returns>111        /// <exception cref="PuppeteerSharp.PuppeteerException"></exception>112        public async Task<JObject> SendAsync(string method, object args = null, bool waitForCallback = true)113        {114            if (Connection == null)115            {116                throw new PuppeteerException(117                    $"Protocol error ({method}): Session closed. " +118                    $"Most likely the {TargetType} has been closed." +119                    $"Close reason: {CloseReason}");120            }121            var id = Connection.GetMessageID();122            MessageTask callback = null;123            if (waitForCallback)124            {125                callback = new MessageTask126                {127                    TaskWrapper = new TaskCompletionSource<JObject>(),128                    Method = method129                };130                _callbacks[id] = callback;131            }132            try133            {134                await Connection.RawSendASync(id, method, args, SessionId).ConfigureAwait(false);135            }136            catch (Exception ex)137            {138                if (waitForCallback && _callbacks.TryRemove(id, out _))139                {140                    callback.TaskWrapper.TrySetException(new MessageException(ex.Message, ex));141                }142            }143            return waitForCallback ? await callback.TaskWrapper.Task.ConfigureAwait(false) : null;144        }145        /// <summary>146        /// Detaches session from target. Once detached, session won't emit any events and can't be used to send messages.147        /// </summary>148        /// <returns></returns>149        /// <exception cref="T:PuppeteerSharp.PuppeteerException"></exception>150        public Task DetachAsync()151        {152            if (Connection == null)153            {154                throw new PuppeteerException($"Session already detached.Most likely the {TargetType} has been closed.");155            }156            return Connection.SendAsync("Target.detachFromTarget", new TargetDetachFromTargetRequest157            {158                SessionId = SessionId159            });160        }161        internal bool HasPendingCallbacks() => _callbacks.Count != 0;162        #endregion163        #region Private Methods164        internal void OnMessage(ConnectionResponse obj)165        {166            var id = obj.Id;167            if (id.HasValue && _callbacks.TryRemove(id.Value, out var callback))168            {169                if (obj.Error != null)170                {171                    callback.TaskWrapper.TrySetException(new MessageException(callback, obj.Error));172                }173                else174                {175                    callback.TaskWrapper.TrySetResult(obj.Result);176                }177            }178            else179            {180                var method = obj.Method;181                var param = obj.Params?.ToObject<ConnectionResponseParams>();182                MessageReceived?.Invoke(this, new MessageEventArgs183                {184                    MessageID = method,185                    MessageData = obj.Params186                });187            }188        }189        internal void Close(string closeReason)190        {191            if (IsClosed)192            {193                return;194            }195            CloseReason = closeReason;196            IsClosed = true;197            foreach (var callback in _callbacks.Values.ToArray())198            {199                callback.TaskWrapper.TrySetException(new TargetClosedException(200                    $"Protocol error({callback.Method}): Target closed.",201                    closeReason));202            }203            _callbacks.Clear();204            Disconnected?.Invoke(this, EventArgs.Empty);205            Connection = null;206        }207        #endregion208    }209}...

Target.cs

Source:Target.cs

...47                }48                var popupPage = await PageAsync().ConfigureAwait(false);49                openerPage.OnPopup(popupPage);50            });51            CloseTaskWrapper = new TaskCompletionSource<bool>(TaskCreationOptions.RunContinuationsAsynchronously);52            IsInitialized = TargetInfo.Type != TargetType.Page || TargetInfo.Url != string.Empty;53            if (IsInitialized)54            {55                _initializedTaskWrapper.TrySetResult(true);56            }57        }58        #region Properties59        /// <summary>60        /// Gets the URL.61        /// </summary>62        /// <value>The URL.</value>63        public string Url => TargetInfo.Url;64        /// <summary>65        /// Gets the type. It will be <see cref="TargetInfo.Type"/>.66        /// Can be `"page"`, `"background_page"`, `"service_worker"`, `"shared_worker"`, `"browser"` or `"other"`.67        /// </summary>68        /// <value>The type.</value>69        public TargetType Type => TargetInfo.Type;70        /// <summary>71        /// Gets the target identifier.72        /// </summary>73        /// <value>The target identifier.</value>74        public string TargetId => TargetInfo.TargetId;75        /// <summary>76        /// Get the target that opened this target77        /// </summary>78        /// <remarks>79        /// Top-level targets return <c>null</c>.80        /// </remarks>81        public Target Opener => TargetInfo.OpenerId != null ?82            Browser.TargetsMap.GetValueOrDefault(TargetInfo.OpenerId) : null;83        /// <summary>84        /// Get the browser the target belongs to.85        /// </summary>86        public Browser Browser => BrowserContext.Browser;87        /// <summary>88        /// Get the browser context the target belongs to.89        /// </summary>90        public BrowserContext BrowserContext { get; }91        internal Task<bool> InitializedTask => _initializedTaskWrapper.Task;92        internal Task CloseTask => CloseTaskWrapper.Task;93        internal TaskCompletionSource<bool> CloseTaskWrapper { get; }94        internal Task<Page> PageTask { get; set; }95        #endregion96        /// <summary>97        /// Returns the <see cref="Page"/> associated with the target. If the target is not <c>"page"</c> or <c>"background_page"</c> returns <c>null</c>98        /// </summary>99        /// <returns>a task that returns a <see cref="Page"/></returns>100        public Task<Page> PageAsync()101        {102            if ((TargetInfo.Type == TargetType.Page || TargetInfo.Type == TargetType.BackgroundPage) && PageTask == null)103            {104                PageTask = CreatePageAsync();105            }106            return PageTask ?? Task.FromResult<Page>(null);107        }...

JSCoverage.cs

Source:JSCoverage.cs

...100            }101            catch (Exception ex)102            {103                var message = $"JSCoverage failed to process {e.MessageID}. {ex.Message}. {ex.StackTrace}";104                _client.Close(message);105            }106        }107        private async Task OnScriptParsedAsync(DebuggerScriptParsedResponse scriptParseResponse)108        {109            if (scriptParseResponse.Url == ExecutionContext.EvaluationScriptUrl ||110                (string.IsNullOrEmpty(scriptParseResponse.Url) && !_reportAnonymousScripts))111            {112                return;113            }114            try115            {116                var response = await _client.SendAsync<DebuggerGetScriptSourceResponse>("Debugger.getScriptSource", new DebuggerGetScriptSourceRequest117                {118                    ScriptId = scriptParseResponse.ScriptId...

CSSCoverage.cs

Source:CSSCoverage.cs

...98            }99            catch (Exception ex)100            {101                var message = $"CSSCoverage failed to process {e.MessageID}. {ex.Message}. {ex.StackTrace}";102                _client.Close(message);103            }104        }105        private async Task OnStyleSheetAddedAsync(CSSStyleSheetAddedResponse styleSheetAddedResponse)106        {107            if (string.IsNullOrEmpty(styleSheetAddedResponse.Header.SourceURL))108            {109                return;110            }111            try112            {113                var response = await _client.SendAsync<CssGetStyleSheetTextResponse>("CSS.getStyleSheetText", new CssGetStyleSheetTextRequest114                {115                    StyleSheetId = styleSheetAddedResponse.Header.StyleSheetId116                }).ConfigureAwait(false);...

Tracing.cs

Source:Tracing.cs

1ï»¿using System;2using System.Collections.Generic;3using System.IO;4using System.Threading.Tasks;5using PuppeteerSharp.Messaging;6namespace PuppeteerSharp7{8    /// <summary>9    /// You can use <see cref="Tracing.StartAsync(TracingOptions)"/> and <see cref="Tracing.StopAsync"/> to create a trace file which can be opened in Chrome DevTools or timeline viewer.10    /// </summary>11    /// <example>12    /// <code>13    /// await Page.Tracing.StartAsync(new TracingOptions14    /// {15    ///     Screenshots = true,16    ///     Path = _file17    /// });18    /// await Page.GoToAsync(TestConstants.ServerUrl + "/grid.html");19    /// await Page.Tracing.StopAsync();20    /// </code>21    /// </example>22    public class Tracing23    {24        private readonly CDPSession _client;25        private bool _recording;26        private string _path;27        private static readonly List<string> _defaultCategories = new List<string>()28        {29            "-*",30            "devtools.timeline",31            "v8.execute",32            "disabled-by-default-devtools.timeline",33            "disabled-by-default-devtools.timeline.frame",34            "toplevel",35            "blink.console",36            "blink.user_timing",37            "latencyInfo",38            "disabled-by-default-devtools.timeline.stack",39            "disabled-by-default-v8.cpu_profiler"40        };41        internal Tracing(CDPSession client)42        {43            _client = client;44        }45        /// <summary>46        /// Starts tracing.47        /// </summary>48        /// <returns>Start task</returns>49        /// <param name="options">Tracing options</param>50        public async Task StartAsync(TracingOptions options)51        {52            if (_recording)53            {54                throw new InvalidOperationException("Cannot start recording trace while already recording trace.");55            }5657            if (string.IsNullOrEmpty(options.Path))58            {59                throw new ArgumentException("Must specify a path to write trace file to.");60            }616263            var categories = options.Categories ?? _defaultCategories;6465            if (options.Screenshots)66            {67                categories.Add("disabled-by-default-devtools.screenshot");68            }6970            _path = options.Path;71            _recording = true;7273            await _client.SendAsync("Tracing.start", new74            {75                transferMode = "ReturnAsStream",76                categories = string.Join(", ", categories)77            });78        }7980        /// <summary>81        /// Stops tracing82        /// </summary>83        /// <returns>Stop task</returns>84        public async Task StopAsync()85        {86            var taskWrapper = new TaskCompletionSource<bool>();8788            async void EventHandler(object sender, TracingCompleteEventArgs e)89            {90                await ReadStream(e.Stream, _path);91                _client.TracingComplete -= EventHandler;92                taskWrapper.SetResult(true);93            }9495            _client.TracingComplete += EventHandler;9697            await _client.SendAsync("Tracing.end");9899            _recording = false;100101            await taskWrapper.Task;102        }103        private async Task ReadStream(string stream, string path)104        {105            using (var fs = new StreamWriter(path))106            {107                bool eof = false;108109                while (!eof)110                {111                    var response = await _client.SendAsync<IOReadResponse>("IO.read", new112                    {113                        handle = stream114                    });115116                    eof = response.Eof;117118                    await fs.WriteAsync(response.Data);119                }120            }121            await _client.SendAsync("IO.close", new122            {123                handle = stream124            });125        }126    }127}...

Worker.cs

Source:Worker.cs

...70            }71            catch (Exception ex)72            {73                var message = $"Worker failed to process {e.MessageID}. {ex.Message}. {ex.StackTrace}";74                _client.Close(message);75            }76        }77        private void OnExceptionThrown(RuntimeExceptionThrownResponse e) => _exceptionThrown(e.ExceptionDetails);78        private void OnExecutionContextCreated(RuntimeExecutionContextCreatedResponse e)79        {80            if (_jsHandleFactory == null)81            {82                _jsHandleFactory = (ctx, remoteObject) => new JSHandle(ctx, _client, remoteObject);83                _executionContext = new ExecutionContext(84                    _client,85                    e.Context,86                    null);87                _executionContextCallback.TrySetResult(_executionContext);88            }...

ProtocolStreamReader.cs

Source:ProtocolStreamReader.cs

...29                        var data = Encoding.UTF8.GetBytes(response.Data);30                        await fs.WriteAsync(data, 0, data.Length).ConfigureAwait(false);31                    }32                }33                await client.SendAsync("IO.close", new IOCloseRequest34                {35                    Handle = handle36                }).ConfigureAwait(false);37                return result.ToString();38            }39            finally40            {41                fs?.Dispose();42            }43        }44        internal static async Task<byte[]> ReadProtocolStreamByteAsync(CDPSession client, string handle, string path)45        {46            IEnumerable<byte> result = null;47            var eof = false;48            var fs = !string.IsNullOrEmpty(path) ? AsyncFileHelper.CreateStream(path, FileMode.Create) : null;49            try50            {51                while (!eof)52                {53                    var response = await client.SendAsync<IOReadResponse>("IO.read", new IOReadRequest54                    {55                        Handle = handle56                    }).ConfigureAwait(false);57                    eof = response.Eof;58                    var data = Convert.FromBase64String(response.Data);59                    result = result == null ? data : result.Concat(data);60                    if (fs != null)61                    {62                        await fs.WriteAsync(data, 0, data.Length).ConfigureAwait(false);63                    }64                }65                await client.SendAsync("IO.close", new IOCloseRequest66                {67                    Handle = handle68                }).ConfigureAwait(false);69                return result.ToArray();70            }71            finally72            {73                fs?.Dispose();74            }75        }76    }77}...

Using AI Code Generation

1using PuppeteerSharp;2using System;3using System.Threading.Tasks;4{5    {6        static async Task Main(string[] args)7        {8            var browser = await Puppeteer.LaunchAsync(new LaunchOptions9            {10            });11            var page = await browser.NewPageAsync();12            var session = await page.Target.CreateCDPSessionAsync();13            await session.SendAsync("Page.enable");14            await session.CloseAsync();15            await page.WaitForNavigationAsync();16            await page.ScreenshotAsync("google.png");17            await browser.CloseAsync();18        }19    }20}

Using AI Code Generation

1var browser = await Puppeteer.LaunchAsync(new LaunchOptions2{3    Args = new string[] { "--no-sandbox" }4});5var page = await browser.NewPageAsync();6var client = await page.Target.CreateCDPSessionAsync();7await client.CloseAsync();8await browser.CloseAsync();9var browser = await Puppeteer.LaunchAsync(new LaunchOptions10{11    Args = new string[] { "--no-sandbox" }12});13var page = await browser.NewPageAsync();14var client = await page.Target.CreateCDPSessionAsync();15await client.CloseAsync();16await browser.CloseAsync();17var browser = await Puppeteer.LaunchAsync(new LaunchOptions18{19    Args = new string[] { "--no-sandbox" }20});21var page = await browser.NewPageAsync();22var client = await page.Target.CreateCDPSessionAsync();23await client.CloseAsync();24await browser.CloseAsync();25var browser = await Puppeteer.LaunchAsync(new LaunchOptions26{27    Args = new string[] { "--no-sandbox" }28});29var page = await browser.NewPageAsync();30var client = await page.Target.CreateCDPSessionAsync();31await client.CloseAsync();32await browser.CloseAsync();33var browser = await Puppeteer.LaunchAsync(new LaunchOptions34{35    Args = new string[] { "--no-sandbox" }36});37var page = await browser.NewPageAsync();38var client = await page.Target.CreateCDPSessionAsync();39await client.CloseAsync();40await browser.CloseAsync();

Using AI Code Generation

1{2    public static async Task Main(string[] args)3    {4        var browser = await Puppeteer.LaunchAsync(new LaunchOptions5        {6        });7        var page = await browser.NewPageAsync();8        await page.WaitForSelectorAsync("input[title='Search']");9        var client = await page.Target.CreateCDPSessionAsync();10        await client.CloseAsync();11        await browser.CloseAsync();12    }13}14Related Posts: PuppeteerSharp.Page.CloseAsync() in C#15PuppeteerSharp.Page.CloseAsync() in C# PuppeteerSharp.CDPSession.SendAsync() in C#16PuppeteerSharp.CDPSession.SendAsync() in C# PuppeteerSharp.CDPSession.SendAsync() in C#17PuppeteerSharp.CDPSession.SendAsync() in C# PuppeteerSharp.Page.WaitForSelectorAsync() in C#18PuppeteerSharp.Page.WaitForSelectorAsync() in C# PuppeteerSharp.Page.WaitForNavigationAsync() in C#19PuppeteerSharp.Page.WaitForNavigationAsync() in C# PuppeteerSharp.Page.WaitForXPathAsync() in C#20PuppeteerSharp.Page.WaitForXPathAsync() in C# PuppeteerSharp.Page.WaitForRequestAsync() in C#21PuppeteerSharp.Page.WaitForRequestAsync() in C# PuppeteerSharp.Page.WaitForResponseAsync() in C#22PuppeteerSharp.Page.WaitForResponseAsync() in C# PuppeteerSharp.Page.WaitForFunctionAsync() in C#23PuppeteerSharp.Page.WaitForFunctionAsync() in C# PuppeteerSharp.Page.WaitForFunctionAsync() in C#

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