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How to use AddInitScriptAsync method of Microsoft.Playwright.Core.BrowserContext class

Best Playwright-dotnet code snippet using Microsoft.Playwright.Core.BrowserContext.AddInitScriptAsync

Page.cs

Source:Page.cs

...591                File.WriteAllBytes(options.Path, result);592            }593            return result;594        }595        public Task AddInitScriptAsync(string script, string scriptPath)596            => _channel.AddInitScriptAsync(ScriptsHelper.EvaluationScript(script, scriptPath));597        public Task RouteAsync(string url, Action<IRoute> handler, PageRouteOptions options = null)598            => RouteAsync(new Regex(Context.CombineUrlWithBase(url).GlobToRegex()), null, handler, options);599        public Task RouteAsync(Regex url, Action<IRoute> handler, PageRouteOptions options = null)600             => RouteAsync(url, null, handler, options);601        public Task RouteAsync(Func<string, bool> url, Action<IRoute> handler, PageRouteOptions options = null)602            => RouteAsync(null, url, handler, options);603        public Task UnrouteAsync(string urlString, Action<IRoute> handler)604            => UnrouteAsync(new Regex(Context.CombineUrlWithBase(urlString).GlobToRegex()), null, handler);605        public Task UnrouteAsync(Regex urlString, Action<IRoute> handler)606            => UnrouteAsync(urlString, null, handler);607        public Task UnrouteAsync(Func<string, bool> urlFunc, Action<IRoute> handler)608            => UnrouteAsync(null, urlFunc, handler);609        public Task WaitForLoadStateAsync(LoadState? state = default, PageWaitForLoadStateOptions options = default)610            => MainFrame.WaitForLoadStateAsync(state, new() { Timeout = options?.Timeout });...

BrowserContext.cs

Source:BrowserContext.cs

...121        internal List<Worker> ServiceWorkersList { get; } = new();122        internal bool IsChromium => _initializer.IsChromium;123        internal BrowserNewContextOptions Options { get; set; }124        public Task AddCookiesAsync(IEnumerable<Cookie> cookies) => Channel.AddCookiesAsync(cookies);125        public Task AddInitScriptAsync(string script = null, string scriptPath = null)126        {127            if (string.IsNullOrEmpty(script))128            {129                script = ScriptsHelper.EvaluationScript(script, scriptPath);130            }131            return Channel.AddInitScriptAsync(script);132        }133        public Task ClearCookiesAsync() => Channel.ClearCookiesAsync();134        public Task ClearPermissionsAsync() => Channel.ClearPermissionsAsync();135        public async Task CloseAsync()136        {137            try138            {139                if (Options.RecordHarPath != null)140                {141                    Artifact artifact = await Channel.HarExportAsync().ConfigureAwait(false);142                    await artifact.SaveAsAsync(Options.RecordHarPath).ConfigureAwait(false);143                    await artifact.DeleteAsync().ConfigureAwait(false);144                }145                await Channel.CloseAsync().ConfigureAwait(false);...

BrowserContextChannel.cs

Source:BrowserContextChannel.cs

...126                {127                    ["name"] = name,128                    ["needsHandle"] = needsHandle,129                });130        internal Task AddInitScriptAsync(string script)131            => Connection.SendMessageToServerAsync<PageChannel>(132                Guid,133                "addInitScript",134                new Dictionary<string, object>135                {136                    ["source"] = script,137                });138        internal Task SetNetworkInterceptionEnabledAsync(bool enabled)139            => Connection.SendMessageToServerAsync<PageChannel>(140                Guid,141                "setNetworkInterceptionEnabled",142                new Dictionary<string, object>143                {144                    ["enabled"] = enabled,...

AddInitScriptAsync

Using AI Code Generation

1using Microsoft.Playwright;2await using var playwright = await Playwright.CreateAsync();3await using var browser = await playwright.Chromium.LaunchAsync();4await using var context = await browser.NewContextAsync();5await context.AddInitScriptAsync("window.foo = 'bar'");6await using var page = await context.NewPageAsync();7using Microsoft.Playwright;8await using var playwright = await Playwright.CreateAsync();9await using var browser = await playwright.Chromium.LaunchAsync();10await using var context = await browser.NewContextAsync();11await context.AddInitScriptAsync(new {foo = "bar"});12await using var page = await context.NewPageAsync();13using Microsoft.Playwright;14await using var playwright = await Playwright.CreateAsync();15await using var browser = await playwright.Chromium.LaunchAsync();16await using var context = await browser.NewContextAsync();17await context.AddInitScriptAsync(new {foo = "bar"}, new {foo = "baz"});18await using var page = await context.NewPageAsync();19using Microsoft.Playwright;20await using var playwright = await Playwright.CreateAsync();21await using var browser = await playwright.Chromium.LaunchAsync();22await using var context = await browser.NewContextAsync();23await context.AddInitScriptAsync(new {foo = "bar"}, new {foo = "baz", bar = "foo"});24await using var page = await context.NewPageAsync();

AddInitScriptAsync

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            var browser = await playwright.Chromium.LaunchAsync();9            var page = await browser.NewPageAsync();10            await page.ScreenshotAsync("google.png");11            await browser.CloseAsync();12        }13    }14}15using Microsoft.Playwright;16using System.Threading.Tasks;17{18    {19        static async Task Main(string[] args)20        {21            using var playwright = await Playwright.CreateAsync();22            var browser = await playwright.Chromium.LaunchAsync();23            var context = await browser.NewContextAsync();24            await context.AddInitScriptAsync("window.foo = 'bar'");25            var page = await context.NewPageAsync();26            await page.ScreenshotAsync("google.png");27            await browser.CloseAsync();28        }29    }30}

AddInitScriptAsync

Using AI Code Generation

1using System;2using System.Threading.Tasks;3using Microsoft.Playwright;4using Microsoft.Playwright.Core;5{6    {7        static async Task Main(string[] args)8        {9            var playwright = await Playwright.CreateAsync();10            var browser = await playwright.Chromium.LaunchAsync(headless: false);11            var context = await browser.NewContextAsync();12            await context.AddInitScriptAsync(@"() => {13                window.foo = 'bar';14            }");15            var page = await context.NewPageAsync();16            var result = await page.EvaluateAsync<string>("() => window.foo");17            Console.WriteLine(result);18            await browser.CloseAsync();19        }20    }21}22using System;23using System.Threading.Tasks;24using Microsoft.Playwright;25using Microsoft.Playwright.Core;26{27    {28        static async Task Main(string[] args)29        {30            var playwright = await Playwright.CreateAsync();31            var browser = await playwright.Chromium.LaunchAsync(headless: false);32            var context = await browser.NewContextAsync();33            await context.AddInitScriptAsync(@"() => {34                window.foo = 'bar';35            }");36            var page = await context.NewPageAsync();37            var result = await page.EvaluateAsync<string>("() => window.foo");38            Console.WriteLine(result);39            await browser.CloseAsync();40        }41    }42}43using System;44using System.Threading.Tasks;45using Microsoft.Playwright;46using Microsoft.Playwright.Core;47{48    {49        static async Task Main(string[] args)50        {51            var playwright = await Playwright.CreateAsync();52            var browser = await playwright.Chromium.LaunchAsync(headless: false

AddInitScriptAsync

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            var browser = await playwright.Chromium.LaunchAsync(new LaunchOptions { Headless = false });9            var context = await browser.NewContextAsync(new BrowserContextOptions10            {11            });12            await context.AddInitScriptAsync(@"() => { localStorage.setItem('name', 'value'); }");13            var page = await context.NewPageAsync();14            await page.CloseAsync();15            await context.CloseAsync();16            await browser.CloseAsync();17        }18    }19}20using Microsoft.Playwright;21using System.Threading.Tasks;22{23    {24        static async Task Main(string[] args)25        {26            using var playwright = await Playwright.CreateAsync();27            var browser = await playwright.Chromium.LaunchAsync(new LaunchOptions { Headless = false });28            var context = await browser.NewContextAsync(new BrowserContextOptions29            {30                AddInitScript = @"() => { localStorage.setItem('name', 'value'); }"31            });32            var page = await context.NewPageAsync();33            await page.CloseAsync();34            await context.CloseAsync();35            await browser.CloseAsync();36        }37    }38}39using Microsoft.Playwright;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 LaunchOptions { Headless = false });47            var context = await browser.NewContextAsync(new BrowserContextOptions48            {49                AddInitScript = new System.Func<string>(() => { return @"() => { localStorage.setItem('name', 'value'); }"; })50            });51            var page = await context.NewPageAsync();52            await page.GotoAsync("https

AddInitScriptAsync

Using AI Code Generation

1using Microsoft.Playwright.Core;2using System.Threading.Tasks;3{4    {5        static async Task Main(string[] args)6        {7            var playwright = await Playwright.CreateAsync();8            var browser = await playwright.Chromium.LaunchAsync(headless: false);9            var context = await browser.NewContextAsync();10            await context.AddInitScriptAsync(@"() => {11                const newProto = navigator.__proto__;12                delete newProto.webdriver;13                navigator.__proto__ = newProto;14            }");15            var page = await context.NewPageAsync();16            await page.WaitForSelectorAsync("text=Your user-agent is");17            await page.CloseAsync();18            await browser.CloseAsync();19        }20    }21}22using Microsoft.Playwright.Core;23using System.Threading.Tasks;24{25    {26        static async Task Main(string[] args)27        {28            var playwright = await Playwright.CreateAsync();29            var browser = await playwright.Chromium.LaunchAsync(headless: false);30            var context = await browser.NewContextAsync();31            await context.AddInitScriptAsync(@"() => {32                Object.defineProperty(navigator, 'webdriver', {33                get: () => false34                })35            }");36            var page = await context.NewPageAsync();37            await page.WaitForSelectorAsync("text=Your user-agent is");38            await page.CloseAsync();39            await browser.CloseAsync();40        }41    }42}

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