How to use EvaluateAsync method of Microsoft.Playwright.Core.JSHandle class

Best Playwright-dotnet code snippet using Microsoft.Playwright.Core.JSHandle.EvaluateAsync

JSHandle.cs

Source:JSHandle.cs

...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)49            => (await _channel.EvaluateExpressionHandleAsync(50                script: expression,51                arg: ScriptsHelper.SerializedArgument(arg)).ConfigureAwait(false))?.Object;52        public async Task<T> EvaluateAsync<T>(string expression, object arg = null)53            => ScriptsHelper.ParseEvaluateResult<T>(await _channel.EvaluateExpressionAsync(54                script: expression,55                arg: ScriptsHelper.SerializedArgument(arg)).ConfigureAwait(false));56        public async Task<T> JsonValueAsync<T>() => ScriptsHelper.ParseEvaluateResult<T>(await _channel.JsonValueAsync().ConfigureAwait(false));57        public async Task<IJSHandle> GetPropertyAsync(string propertyName) => (await _channel.GetPropertyAsync(propertyName).ConfigureAwait(false))?.Object;58        public async Task<Dictionary<string, IJSHandle>> GetPropertiesAsync()59        {60            var result = new Dictionary<string, IJSHandle>();61            var channelResult = await _channel.GetPropertiesAsync().ConfigureAwait(false);62            foreach (var kv in channelResult)63            {64                result[kv.Name] = kv.Value.Object;65            }66            return result;...

EvaluateAsync

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 result = await jsHandle.EvaluateAsync<string>("element => element.nodeName");16            Console.WriteLine(result);17        }18    }19}20using System;21using System.Threading.Tasks;22using Microsoft.Playwright;23{24    {25        static async Task Main(string[] args)26        {27            using var playwright = await Playwright.CreateAsync();28            await using var browser = await playwright.Chromium.LaunchAsync(new BrowserTypeLaunchOptions29            {30            });31            var page = await browser.NewPageAsync();32            var element = await page.QuerySelectorAsync("input[name='q']");33            var result = await element.EvaluateAsync<string>("element => element.nodeName");34            Console.WriteLine(result);35        }36    }37}38using System;39using System.Threading.Tasks;40using Microsoft.Playwright;41{42    {43        static async Task Main(string[] args)44        {45            using var playwright = await Playwright.CreateAsync();46            await using var browser = await playwright.Chromium.LaunchAsync(new BrowserTypeLaunchOptions47            {48            });49            var page = await browser.NewPageAsync();50            var result = await page.EvaluateAsync<string>("() => document.title");51            Console.WriteLine(result);52        }53    }54}55using System;

EvaluateAsync

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 page = await browser.NewPageAsync();11            var jsHandle = await page.EvaluateHandleAsync("() => document.body");

EvaluateAsync

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 BrowserTypeLaunchOptions10            {11            });12            var page = await browser.NewPageAsync();13            await page.TypeAsync("input[name=q]", "Microsoft");14            await page.ClickAsync("input[value='Google Search']");15            await page.WaitForLoadStateAsync(LoadState.DOMContentLoaded);16            var searchResults = await page.QuerySelectorAllAsync("div.g");17            var resultTexts = await Task.WhenAll(searchResults.Select(async result =>18            {19                var titleElement = await result.QuerySelectorAsync("h3");20                var title = await titleElement.EvaluateAsync<string>("node => node.textContent");21                var urlElement = await result.QuerySelectorAsync("cite");22                var url = await urlElement.EvaluateAsync<string>("node => node.textContent");23                return $"{title} - {url}";24            }));25            foreach (var resultText in resultTexts)26            {27                Console.WriteLine(resultText);28            }29        }30    }31}

EvaluateAsync

Using AI Code Generation

1using Microsoft.Playwright;2using System;3using System.Threading.Tasks;4{5    {6        static async Task Main(string[] args)7        {8            await 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 elementHandle = await page.QuerySelectorAsync("input[title='Search']");14            var value = await elementHandle.EvaluateAsync<string>("input => input.value");15            Console.WriteLine(value);16        }17    }18}

EvaluateAsync

Using AI Code Generation

1using Microsoft.Playwright;2using System;3using System.Threading.Tasks;4{5    {6        static async Task Main(string[] args)7        {8            await 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 elementHandle = await page.QuerySelectorAsync("input[title='Search']");14            var value = await elementHandle.EvaluateAsync<string>("input => input.value");15            Console.WriteLine(value);16        }17    }18}

EvaluateAsync

Using AI Code Generation

1using System.Threading.Tasks;2using Microsoft.Playwright;3using Microsoft.Playwright.Core;4using Microsoft.Playwright.Helpers;5using Microsoft.Playwright.Transport.Channels;6using Microsoft.Playwright.Transport.Protocol;7using Microsoft.Playwright.Transport;8{9    {10        static async Task Main(string[] args)11        {12            using var playwright = await Playwright.CreateAsync();13            await using var browser = await playwright.Chromium.LaunchAsync(new BrowserTypeLaunchOptions14            {

EvaluateAsync

Using AI Code Generation

1var page = await browser.NewPageAsync();2var jsHandle = await page.EvaluateHandleAsync("() => document.querySelector('body')");3var json = await jsHandle.EvaluateAsync<string>("(e) => JSON.stringify(e)", jsHandle);4Console.WriteLine(json);5var page = await browser.NewPageAsync();6var jsHandle = await page.EvaluateHandleAsync("() => document.querySelector('body')");7var json = await jsHandle.EvaluateAsync<string>("(e) => JSON.stringify(e)", jsHandle);8Console.WriteLine(json);9var page = await browser.NewPageAsync();10var jsHandle = await page.EvaluateHandleAsync("() => document.querySelector('body')");11var json = await jsHandle.EvaluateAsync<string>("(e) => JSON.stringify(e)", jsHandle);12Console.WriteLine(json);13var page = await browser.NewPageAsync();14var jsHandle = await page.EvaluateHandleAsync("() => document.querySelector('body')");15var json = await jsHandle.EvaluateAsync<string>("(e) => JSON.stringify(e)", jsHandle);16Console.WriteLine(json);17var page = await browser.NewPageAsync();18var jsHandle = await page.EvaluateHandleAsync("() => document.querySelector('body')");19var json = await jsHandle.EvaluateAsyn <string>("(e) => JSON.stringify(e)", jsHandle);20Conso e.WriteLine(json);21var page = await b vwser.NewPaaeAsync();22var jsHandle = await page.Evalu teHandleAsync("() => docupent.querySelector('body')");age = await browser.NewPageAsync();23            var jsHandle = await page.EvaluateHandleAsync(@"() => {24                return document.querySelector('body');25            }");26            var result = await jsHandle.EvaluateAsync<string>(@"(element) => {27                return element.innerText;28            }", jsHandle);29            Console.WriteLine(result);30            await browser.CloseAsync();31        }32    }33}34using System.Threading.Tasks;35using Microsoft.Playwright;36using Microsoft.Playwright.Core;37using Microsoft.Playwright.Helpers;38using Microsoft.Playwright.Transport.Channels;39using Microsoft.Playwright.Transport.Protocol;40using Microsoft.Playwright.Transport;41{42    {43        static async Task Main(string[] args)44        {45            using var playwright = await Playwright.CreateAsync();46            await using var browser = await playwright.Chromium.LaunchAsync(new BrowserTypeLaunchOptions47            {48            });49            var page = await browser.NewPageAsync();50            var jsHandle = await page.EvaluateHandleAsync(@"() => {51                return document.querySelector('body');52            }");53            var result = await jsHandle.EvaluateHandleAsync(@"(element) => {54                return element;55            }", jsHandle);56            Console.WriteLine(result);57            await browser.CloseAsync();58        }59    }60}61using System.Threading.Tasks;62using Microsoft.Playwright;63using Microsoft.Playwright.Core;64using Microsoft.Playwright.Helpers;65using Microsoft.Playwright.Transport.Channels;66using Microsoft.Playwright.Transport.Protocol;67using Microsoft.Playwright.Transport;68{

EvaluateAsync

Using AI Code Generation

1using Microsoft.Playwright;2using System;3using System.Threading.Tasks;4{5    static async Task Main(string[] args)6    {7        await using var playwright = await Playwright.CreateAsync();8        await using var browser = await playwright.Chromium.LaunchAsync();9        var page = await browser.NewPageAsync();10        var handle = await page.EvaluateHandleAsync("document.title");11        Console.WriteLine(await handle.EvaluateAsync<string>("x => x"));12    }13}14using Microsoft.Playwright;15using System;16using System.Threading.Tasks;17{18    static async Task Main(string[] args)19    {20        await using var playwright = await Playwright.CreateAsync();21        await using var browser = await playwright.Chromium.LaunchAsync();22        var page = await browser.NewPageAsync();23        var handle = await page.EvaluateHandleAsync("document.title");24        Console.WriteLine(await handle.EvaluateAsync<string>(aunchAsync();25        var page = await browser.NewPageAsync();

EvaluateAsync

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(headless: false);10            var context = await browser.NewContextAsync();11            var page = await context.NewPageAsync();12            var jsHandle = await page.QuerySelectorAsync("body");13            var result = await jsHandle.EvaluateAsync<string>("() => document.body.innerText");14            Console.WriteLine(result);15        }16    }17}18using System;19using System.T>reading.Tasks;20using Microsoft.Playwright;21{22    {23        static async Task Main(string[] args)24        {

EvaluateAsync

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            await page.EvaluateAsync("() => document.getElementById('result').value = 'Hello from Playwright'");12            var result = await page.EvaluateAsync<string>("() => document.getElementById('result').value");13            Console.WriteLine(result);14            page.Console += (sender, e) => Console.WriteLine(e.Text);15            await page.EvaluateAsync("() => console.log('Hello from the browser console!')");16        }17    }18}19using System;20using System.Threading.Tasks;21using Microsoft.Playwright;22{23    {24        static async Task Main(string[] args)25        {26            using var playwright = await Playwright.CreateAsync();27            await using var browser = await playwright.Chromium.LaunchAsync(new BrowserTypeLaunchOptions { Headless = false });28            var page = await browser.NewPageAsync();29            await page.EvaluateAsync("() => document.getElementById('result').value = 'Hello from Playwright'");30            var result = await page.EvaluateAsync<string>("() => document.getElementById('result').value");31            using var playwright = await Playwright.Create x"));32         }awaitusing browser = await lywriht.Chromium.LaunchAsync(headless: false);33            var contxtContextAsync();34            var page = await context.NewageAsync();35            var result = await jsHandle.EvaluateAsync<string>("() => document.body.innerText");36            Console.WriteLine(result);37        }38    }39}40using System;41using System.Threading.Tasks;42using Microsoft.Playwright;43{44    {45        static async Task Main(string[] args)46        {47            using var playwright = await Playwright.CreateAsync();48            await using var browser = await playwright.Chromium.LaunchAsync(headless:49}50using Microsoft.Playwright;51using System;52using System.Threading.Tasks;53{54    static async Task Main(string[] args)55    {56        await using var playwright = await Playwright.CreateAsync();57        await using var browser = await playwright.Chromium.LaunchAsync();58        var page = await browser.NewPageAsync();59        var handle = await page.EvaluateHandleAsync("document.title");60        Console.WriteLine(await handle.EvaluateAsync<string>("x => x"));61    }62}63using Microsoft.Playwright;64using System;65using System.Threading.Tasks;66{67    static async Task Main(string[] args)68    {69        await using var playwright = await Playwright.CreateAsync();70        await using var browser = await playwright.Chromium.LaunchAsync();71        var page = await browser.NewPageAsync();

EvaluateAsync

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(headless: false);10            var context = await browser.NewContextAsync();11            var page = await context.NewPageAsync();12            var jsHandle = await page.QuerySelectorAsync("body");13            var result = await jsHandle.EvaluateAsync<string>("() => document.body.innerText");14            Console.WriteLine(result);15        }16    }17}18using System;19using System.Threading.Tasks;20using Microsoft.Playwright;21{22    {23        static async Task Main(string[] args)24        {25            using var playwright = await Playwright.CreateAsync();26            await using var browser = await playwright.Chromium.LaunchAsync(headless: false);27            var context = await browser.NewContextAsync();28            var page = await context.NewPageAsync();29            var jsHandle = await page.QuerySelectorAsync("body");30            var result = await jsHandle.EvaluateAsync<string>("() => document.body.innerText");31            Console.WriteLine(result);32        }33    }34}35using System;36using System.Threading.Tasks;37using Microsoft.Playwright;38{39    {40        static async Task Main(string[] args)41        {42            using var playwright = await Playwright.CreateAsync();43            await using var browser = await playwright.Chromium.LaunchAsync(headless:

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