KaneAI - World’s First E2E Software Testing Agent.Book a Demo 
How to use BrowserContextExposeBindingOptions method of Microsoft.Playwright.BrowserContextExposeBindingOptions class
Best Playwright-dotnet code snippet using Microsoft.Playwright.BrowserContextExposeBindingOptions.BrowserContextExposeBindingOptions
BrowserContextSynchronous.cs
Source:BrowserContextSynchronous.cs 
...177 /// </summary>178 /// <param name="name">Name of the function on the window object.</param>179 /// <param name="callback">Callback function that will be called in the Playwright's context.</param>180 /// <param name="options">Call options</param>181 public static IBrowserContext ExposeBinding(this IBrowserContext browserContext, string name, Action callback, BrowserContextExposeBindingOptions? options = null)182 {183 browserContext.ExposeBindingAsync(name, callback, options).GetAwaiter().GetResult();184 return browserContext;185 }186 /// <inheritdoc cref="ExposeBindingAsync(string, Action, BrowserContextExposeBindingOptions)"/>187 public static IBrowserContext ExposeBinding(this IBrowserContext browserContext, string name, Action<BindingSource> callback)188 {189 browserContext.ExposeBindingAsync(name, callback).GetAwaiter().GetResult();190 return browserContext;191 }192 /// <inheritdoc cref="ExposeBindingAsync(string, Action, BrowserContextExposeBindingOptions)"/>193 public static IBrowserContext ExposeBinding<T>(this IBrowserContext browserContext, string name, Action<BindingSource, T> callback)194 {195 browserContext.ExposeBindingAsync<T>(name, callback).GetAwaiter().GetResult();196 return browserContext;197 }198 /// <inheritdoc cref="ExposeBindingAsync(string, Action, BrowserContextExposeBindingOptions)"/>199 public static IBrowserContext ExposeBinding<TResult>(this IBrowserContext browserContext, string name, Func<BindingSource, TResult> callback)200 {201 browserContext.ExposeBindingAsync<TResult>(name, callback).GetAwaiter().GetResult();202 return browserContext;203 }204 /// <inheritdoc cref="ExposeBindingAsync(string, Action, BrowserContextExposeBindingOptions)"/>205 public static IBrowserContext ExposeBinding<TResult>(this IBrowserContext browserContext, string name, Func<BindingSource, IJSHandle, TResult> callback)206 {207 browserContext.ExposeBindingAsync<TResult>(name, callback).GetAwaiter().GetResult();208 return browserContext;209 }210 /// <inheritdoc cref="ExposeBindingAsync(string, Action, BrowserContextExposeBindingOptions)"/>211 public static IBrowserContext ExposeBinding<T, TResult>(this IBrowserContext browserContext, string name, Func<BindingSource, T, TResult> callback)212 {213 browserContext.ExposeBindingAsync<T, TResult>(name, callback).GetAwaiter().GetResult();214 return browserContext;215 }216 /// <inheritdoc cref="ExposeBindingAsync(string, Action, BrowserContextExposeBindingOptions)"/>217 public static IBrowserContext ExposeBinding<T1, T2, TResult>(this IBrowserContext browserContext, string name, Func<BindingSource, T1, T2, TResult> callback)218 {219 browserContext.ExposeBindingAsync<T1, T2, TResult>(name, callback).GetAwaiter().GetResult();220 return browserContext;221 }222 /// <inheritdoc cref="ExposeBindingAsync(string, Action, BrowserContextExposeBindingOptions)"/>223 public static IBrowserContext ExposeBinding<T1, T2, T3, TResult>(this IBrowserContext browserContext, string name, Func<BindingSource, T1, T2, T3, TResult> callback)224 {225 browserContext.ExposeBindingAsync<T1, T2, T3, TResult>(name, callback).GetAwaiter().GetResult();226 return browserContext;227 }228 /// <inheritdoc cref="ExposeBindingAsync(string, Action, BrowserContextExposeBindingOptions)"/>229 public static IBrowserContext ExposeBinding<T1, T2, T3, T4, TResult>(this IBrowserContext browserContext, string name, Func<BindingSource, T1, T2, T3, T4, TResult> callback)230 {231 browserContext.ExposeBindingAsync<T1, T2, T3, T4, TResult>(name, callback).GetAwaiter().GetResult();232 return browserContext;233 }234 /// <summary>235 /// <para>236 /// The method adds a function called <paramref name="name"/> on the <c>window</c> object237 /// of every frame in every page in the context. When called, the function executes238 /// <paramref name="callback"/> and returns a <see cref="Task"/> which resolves to the239 /// return value of <paramref name="callback"/>.240 /// </para>241 /// <para>If the <paramref name="callback"/> returns a <see cref="Task"/>, it will be awaited.</para>242 /// <para>See <see cref="IPage.ExposeFunctionAsync"/> for page-only version.</para>...
BrowserContext.cs
Source:BrowserContext.cs
...150 // Swallow exception151 }152 }153 public Task<IReadOnlyList<BrowserContextCookiesResult>> CookiesAsync(IEnumerable<string> urls = null) => Channel.CookiesAsync(urls);154 public Task ExposeBindingAsync(string name, Action callback, BrowserContextExposeBindingOptions options = default)155 => ExposeBindingAsync(name, callback, handle: options?.Handle ?? false);156 public Task ExposeBindingAsync(string name, Action<BindingSource> callback)157 => ExposeBindingAsync(name, (Delegate)callback);158 public Task ExposeBindingAsync<T>(string name, Action<BindingSource, T> callback)159 => ExposeBindingAsync(name, (Delegate)callback);160 public Task ExposeBindingAsync<TResult>(string name, Func<BindingSource, TResult> callback)161 => ExposeBindingAsync(name, (Delegate)callback);162 public Task ExposeBindingAsync<TResult>(string name, Func<BindingSource, IJSHandle, TResult> callback)163 => ExposeBindingAsync(name, callback, true);164 public Task ExposeBindingAsync<T, TResult>(string name, Func<BindingSource, T, TResult> callback)165 => ExposeBindingAsync(name, (Delegate)callback);166 public Task ExposeBindingAsync<T1, T2, TResult>(string name, Func<BindingSource, T1, T2, TResult> callback)167 => ExposeBindingAsync(name, (Delegate)callback);168 public Task ExposeBindingAsync<T1, T2, T3, TResult>(string name, Func<BindingSource, T1, T2, T3, TResult> callback)...
IBrowserContext.cs
Source:IBrowserContext.cs
...37 /// </para>38 /// </summary>39 public partial interface IBrowserContext : IAsyncDisposable40 {41 /// <inheritdoc cref="ExposeBindingAsync(string, Action, BrowserContextExposeBindingOptions)"/>42 Task ExposeBindingAsync(string name, Action<BindingSource> callback);43 /// <inheritdoc cref="ExposeBindingAsync(string, Action, BrowserContextExposeBindingOptions)"/>44 Task ExposeBindingAsync<T>(string name, Action<BindingSource, T> callback);45 /// <inheritdoc cref="ExposeBindingAsync(string, Action, BrowserContextExposeBindingOptions)"/>46 Task ExposeBindingAsync<TResult>(string name, Func<BindingSource, TResult> callback);47 /// <inheritdoc cref="ExposeBindingAsync(string, Action, BrowserContextExposeBindingOptions)"/>48 Task ExposeBindingAsync<TResult>(string name, Func<BindingSource, IJSHandle, TResult> callback);49 /// <inheritdoc cref="ExposeBindingAsync(string, Action, BrowserContextExposeBindingOptions)"/>50 Task ExposeBindingAsync<T, TResult>(string name, Func<BindingSource, T, TResult> callback);51 /// <inheritdoc cref="ExposeBindingAsync(string, Action, BrowserContextExposeBindingOptions)"/>52 Task ExposeBindingAsync<T1, T2, TResult>(string name, Func<BindingSource, T1, T2, TResult> callback);53 /// <inheritdoc cref="ExposeBindingAsync(string, Action, BrowserContextExposeBindingOptions)"/>54 Task ExposeBindingAsync<T1, T2, T3, TResult>(string name, Func<BindingSource, T1, T2, T3, TResult> callback);55 /// <inheritdoc cref="ExposeBindingAsync(string, Action, BrowserContextExposeBindingOptions)"/>56 Task ExposeBindingAsync<T1, T2, T3, T4, TResult>(string name, Func<BindingSource, T1, T2, T3, T4, TResult> callback);57 /// <inheritdoc cref="ExposeFunctionAsync(string, Action)"/>58 Task ExposeFunctionAsync<T>(string name, Action<T> callback);59 /// <inheritdoc cref="ExposeFunctionAsync(string, Action)"/>60 Task ExposeFunctionAsync<TResult>(string name, Func<TResult> callback);61 /// <inheritdoc cref="ExposeFunctionAsync(string, Action)"/>62 Task ExposeFunctionAsync<T, TResult>(string name, Func<T, TResult> callback);63 /// <inheritdoc cref="ExposeFunctionAsync(string, Action)"/>64 Task ExposeFunctionAsync<T1, T2, TResult>(string name, Func<T1, T2, TResult> callback);65 /// <inheritdoc cref="ExposeFunctionAsync(string, Action)"/>66 Task ExposeFunctionAsync<T1, T2, T3, TResult>(string name, Func<T1, T2, T3, TResult> callback);67 /// <inheritdoc cref="ExposeFunctionAsync(string, Action)"/>68 Task ExposeFunctionAsync<T1, T2, T3, T4, TResult>(string name, Func<T1, T2, T3, T4, TResult> callback);69 }...
BrowserContextExposeBindingOptions.cs
Source:BrowserContextExposeBindingOptions.cs
...35using System.Threading.Tasks;36#nullable enable37namespace Microsoft.Playwright38{39 public class BrowserContextExposeBindingOptions40 {41 public BrowserContextExposeBindingOptions() { }42 public BrowserContextExposeBindingOptions(BrowserContextExposeBindingOptions clone)43 {44 if (clone == null)45 {46 return;47 }48 Handle = clone.Handle;49 }50 /// <summary>51 /// <para>52 /// Whether to pass the argument as a handle, instead of passing by value. When passing53 /// a handle, only one argument is supported. When passing by value, multiple arguments54 /// are supported.55 /// </para>56 /// </summary>...
BrowserContextExposeBindingOptions
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();10 var context = await browser.NewContextAsync();11 await context.ExposeBindingAsync("add", (BindingSource source, int a, int b) =>12 {13 return a + b;14 });15 var page = await context.NewPageAsync();16 var result = await page.EvaluateAsync<int>("() => add(5, 6)");17 }18 }19}20public Task ExposeBindingAsync(string name, Action<BindingSource, object> handler, ExposeBindingOptions options = null)21using System;22using System.Threading.Tasks;23using Microsoft.Playwright;24{25 {26 static async Task Main(string[] args)27 {28 using var playwright = await Playwright.CreateAsync();29 await using var browser = await playwright.Chromium.LaunchAsync();30 var context = await browser.NewContextAsync();31 await context.ExposeBindingAsync("add", (BindingSource source, int a, int b) =>32 {33 return a + b;34 });35 var page = await context.NewPageAsync();36 var result = await page.EvaluateAsync<int>("() => add(5, 6)");
BrowserContextExposeBindingOptions
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 BrowserTypeLaunchOptions { Headless = false });10 var page = await browser.NewPageAsync();11 var binding = page.ExposeBindingAsync("add", (BindingSource source, int a, int b) => a + b, new BrowserContextExposeBindingOptions { Handle = true });12 var result = await page.EvaluateAsync<int>("(a, b) => add(a, b)", 5, 6);13 Console.WriteLine(result);14 }15 }16}
BrowserContextExposeBindingOptions
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 var browser = await playwright.Chromium.LaunchAsync(new BrowserTypeLaunchOptions { Headless = false });10 var context = await browser.NewContextAsync(new BrowserNewContextOptions { });11 await context.ExposeBindingAsync("add", (BindingSource source, object[] args) =>12 {13 return (int)args[0] + (int)args[1];14 }, new BrowserContextExposeBindingOptions { Handle = true });15 var page = await context.NewPageAsync();16 var result = await page.EvaluateAsync<int>("() => add(5, 6)");17 Console.WriteLine(result);18 }19 }20}21using Microsoft.Playwright;22using System;23using System.Threading.Tasks;24{25 {26 static async Task Main(string[] args)27 {28 using var playwright = await Playwright.CreateAsync();29 var browser = await playwright.Chromium.LaunchAsync(new BrowserTypeLaunchOptions { Headless = false });30 var context = await browser.NewContextAsync(new BrowserNewContextOptions { });31 await context.ExposeBindingAsync("add", (BindingSource source, object[] args) =>32 {33 return (int)args[0] + (int)args[1];34 }, new BrowserContextExposeBindingOptions { Handle = true });35 var page = await context.NewPageAsync();36 var result = await page.EvaluateAsync<int>("() => add(5, 6)");37 Console.WriteLine(result);38 }
BrowserContextExposeBindingOptions
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(new()14 {15 });16 var context = await browser.NewContextAsync(new()17 {18 RecordVideo = new()19 {20 }21 });22 var page = await context.NewPageAsync();23 await page.ScreenshotAsync(new()24 {25 });26 var page2 = await context.NewPageAsync();27 await page2.ScreenshotAsync(new()28 {29 });30 await browser.CloseAsync();31 }32 }33}34using Microsoft.Playwright;35using Microsoft.Playwright.Transport.Channels;36using System;37using System.Collections.Generic;38using System.Linq;39using System.Text;40using System.Threading.Tasks;41{42 {43 static async Task Main(string[] args)44 {45 using var playwright = await Playwright.CreateAsync();46 var browser = await playwright.Chromium.LaunchAsync(new()47 {48 });49 var context = await browser.NewContextAsync(new()50 {51 RecordVideo = new()52 {53 }54 });55 var page = await context.NewPageAsync();56 await page.ScreenshotAsync(new()57 {58 });59 var page2 = await context.NewPageAsync();60 await page2.ScreenshotAsync(new()61 {62 });63 await browser.CloseAsync();64 }65 }66}
BrowserContextExposeBindingOptions
Using AI Code Generation
1using Microsoft.Playwright;2using Microsoft.Playwright.Core;3using System;4using System.Threading.Tasks;5{6 {7 static async Task Main(string[] args)8 {9 using var playwright = await Playwright.CreateAsync();10 var browser = await playwright.Chromium.LaunchAsync();11 var context = await browser.NewContextAsync();12 await context.ExposeBindingAsync("add", (BindingSource source, object arg) => { return (int)arg + 1; });13 var page = await context.NewPageAsync();14 var result = await page.EvaluateAsync<int>("add(5)");15 await browser.CloseAsync();16 }17 }18}19using Microsoft.Playwright;20using Microsoft.Playwright.Core;21using System;22using System.Threading.Tasks;23{24 {25 static async Task Main(string[] args)26 {27 using var playwright = await Playwright.CreateAsync();28 var browser = await playwright.Chromium.LaunchAsync();29 var context = await browser.NewContextAsync();30 await context.ExposeBindingAsync("add", (BindingSource source, object arg) => { return (int)arg + 1; }, new BrowserContextExposeBindingOptions());31 var page = await context.NewPageAsync();32 var result = await page.EvaluateAsync<int>("add(5)");33 await browser.CloseAsync();34 }35 }36}37using Microsoft.Playwright;38using Microsoft.Playwright.Core;39using System;40using System.Threading.Tasks;41{42 {43 static async Task Main(string[] args)44 {45 using var playwright = await Playwright.CreateAsync();46 var browser = await playwright.Chromium.LaunchAsync();47 var context = await browser.NewContextAsync();48 await context.ExposeBindingAsync("add", (BindingSource source, object arg) => { return (int)arg + 1; }, new BrowserContextExposeBindingOptions() { Handle = new JSHandle() });49 var page = await context.NewPageAsync();
BrowserContextExposeBindingOptions
Using AI Code Generation
1var browser = await playwright.Chromium.LaunchAsync();2var context = await browser.NewContextAsync();3await context.ExposeBindingAsync("myBinding", (source, args) =>4{5});6await browser.CloseAsync();7var browser = await playwright.Chromium.LaunchAsync();8var context = await browser.NewContextAsync();9await context.ExposeBindingAsync("myBinding", (source, args) =>10{11}, new BrowserContextExposeBindingOptions12{13});14await browser.CloseAsync();15var browser = await playwright.Chromium.LaunchAsync();16var context = await browser.NewContextAsync();17await context.ExposeBindingAsync("myBinding", (source, args) =>18{19}, new BrowserContextExposeBindingOptions20{21});22await browser.CloseAsync();23var browser = await playwright.Chromium.LaunchAsync();24var context = await browser.NewContextAsync();25await context.ExposeBindingAsync("myBinding", (source, args) =>26{27}, new BrowserContextExposeBindingOptions28{29});30await browser.CloseAsync();31var browser = await playwright.Chromium.LaunchAsync();32var context = await browser.NewContextAsync();33await context.ExposeBindingAsync("myBinding", (source, args) =>34{35}, new BrowserContextExposeBindingOptions36{37});38await browser.CloseAsync();39var browser = await playwright.Chromium.LaunchAsync();40var context = await browser.NewContextAsync();41await context.ExposeBindingAsync("myBinding", (source, args) =>42{
BrowserContextExposeBindingOptions
Using AI Code Generation
1{2 {3 public ExposeBindingOptions()4 {5 Handle = new Action<BindingCall>(HandleBinding);6 }7 public Action<BindingCall> Handle { get; set; }8 private void HandleBinding(BindingCall bindingCall)9 {10 }11 }12}13using PlaywrightSharp;14using System;15using System.Threading.Tasks;16{17 {18 public ExposeBindingOptions()19 {20 Handle = new Action<BindingCall>(HandleBinding);21 }22 public Action<BindingCall> Handle { get; set; }23 private void HandleBinding(BindingCall bindingCall)24 {25 }26 }27}28using PlaywrightSharp;29using System;30using System.Threading.Tasks;31{32 {33 public ExposeBindingOptions()34 {35 Handle = new Action<BindingCall>(HandleBinding);36 }37 public Action<BindingCall> Handle { get; set; }38 private void HandleBinding(BindingCall bindingCall)39 {40 }41 }42}43using PlaywrightSharp;44using System;45using System.Threading.Tasks;46{47 {48 public ExposeBindingOptions()49 {50 Handle = new Action<BindingCall>(HandleBinding);51 }52 public Action<BindingCall> Handle { get; set; }53 private void HandleBinding(BindingCall bindingCall)54 {55 }56 }57}58using PlaywrightSharp;59using System;60using System.Threading.Tasks;61{
BrowserContextExposeBindingOptions
Using AI Code Generation
1using Microsoft.Playwright;2using System.Threading.Tasks;3{4 {5 static async Task Main(string[] args)6 {7 using var playwright = await Playwright.CreateAsync();8 await using var browser = await playwright.Chromium.LaunchAsync(new BrowserTypeLaunchOptions9 {10 });11 var context = await browser.NewContextAsync(new BrowserNewContextOptions12 {13 });14 var page = await context.NewPageAsync();15 await page.ExposeBindingAsync("add", (BindingSource source, int a, int b) =>16 {17 return Task.FromResult(a + b);18 });19 var result = await page.EvaluateAsync<int>("async () => { return add(5, 6); }");20 System.Console.WriteLine(result);21 }22 }23}
Playwright tutorial
LambdaTest’s Playwright tutorial will give you a broader idea about the Playwright automation framework, its unique features, and use cases with examples to exceed your understanding of Playwright testing. This tutorial will give A to Z guidance, from installing the Playwright framework to some best practices and advanced concepts.
Chapters:
- What is Playwright : Playwright is comparatively new but has gained good popularity. Get to know some history of the Playwright with some interesting facts connected with it.
- How To Install Playwright : Learn in detail about what basic configuration and dependencies are required for installing Playwright and run a test. Get a step-by-step direction for installing the Playwright automation framework.
- Playwright Futuristic Features: Launched in 2020, Playwright gained huge popularity quickly because of some obliging features such as Playwright Test Generator and Inspector, Playwright Reporter, Playwright auto-waiting mechanism and etc. Read up on those features to master Playwright testing.
- What is Component Testing: Component testing in Playwright is a unique feature that allows a tester to test a single component of a web application without integrating them with other elements. Learn how to perform Component testing on the Playwright automation framework.
- Inputs And Buttons In Playwright: Every website has Input boxes and buttons; learn about testing inputs and buttons with different scenarios and examples.
- Functions and Selectors in Playwright: Learn how to launch the Chromium browser with Playwright. Also, gain a better understanding of some important functions like “BrowserContext,” which allows you to run multiple browser sessions, and “newPage” which interacts with a page.
- Handling Alerts and Dropdowns in Playwright : Playwright interact with different types of alerts and pop-ups, such as simple, confirmation, and prompt, and different types of dropdowns, such as single selector and multi-selector get your hands-on with handling alerts and dropdown in Playright testing.
- Playwright vs Puppeteer: Get to know about the difference between two testing frameworks and how they are different than one another, which browsers they support, and what features they provide.
- Run Playwright Tests on LambdaTest: Playwright testing with LambdaTest leverages test performance to the utmost. You can run multiple Playwright tests in Parallel with the LammbdaTest test cloud. Get a step-by-step guide to run your Playwright test on the LambdaTest platform.
- Playwright Python Tutorial: Playwright automation framework support all major languages such as Python, JavaScript, TypeScript, .NET and etc. However, there are various advantages to Python end-to-end testing with Playwright because of its versatile utility. Get the hang of Playwright python testing with this chapter.
- Playwright End To End Testing Tutorial: Get your hands on with Playwright end-to-end testing and learn to use some exciting features such as TraceViewer, Debugging, Networking, Component testing, Visual testing, and many more.
- Playwright Video Tutorial: Watch the video tutorials on Playwright testing from experts and get a consecutive in-depth explanation of Playwright automation testing.
Run Playwright-dotnet automation tests on LambdaTest cloud grid
Perform automation testing on 3000+ real desktop and mobile devices online.
Most used method in BrowserContextExposeBindingOptions
Try LambdaTest Now !!
Get 100 minutes of automation test minutes FREE!!
Was this article helpful?
