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How to use PageEvalOnSelectorOptions method of Microsoft.Playwright.PageEvalOnSelectorOptions class

Best Playwright-dotnet code snippet using Microsoft.Playwright.PageEvalOnSelectorOptions.PageEvalOnSelectorOptions

IPage.cs

Source:IPage.cs

...578        /// expression.579        /// </param>580        /// <param name="arg">Optional argument to pass to <paramref name="expression"/>.</param>581        /// <param name="options">Call options</param>582        Task<T> EvalOnSelectorAsync<T>(string selector, string expression, object? arg = default, PageEvalOnSelectorOptions? options = default);583        /// <summary>584        /// <para>585        /// The method finds all elements matching the specified selector within the page and586        /// passes an array of matched elements as a first argument to <paramref name="expression"/>.587        /// Returns the result of <paramref name="expression"/> invocation.588        /// </para>589        /// <para>590        /// If <paramref name="expression"/> returns a <see cref="Task"/>, then <see cref="IPage.EvalOnSelectorAllAsync"/>591        /// would wait for the promise to resolve and return its value.592        /// </para>593        /// <para>Examples:</para>594        /// <code>var divsCount = await page.EvalOnSelectorAllAsync&lt;bool&gt;("div", "(divs, min) =&gt; divs.length &gt;= min", 10);</code>595        /// </summary>596        /// <remarks>...

PageSynchronous.cs

Source:PageSynchronous.cs

...1407    /// expression.1408    /// </param>1409    /// <param name="arg">Optional argument to pass to <paramref name="expression"/>.</param>1410    /// <param name="options">Call options</param>1411    public static T EvalOnSelector<T>(this IPage page, string selector, string expression, object? arg = null, PageEvalOnSelectorOptions? options = null)1412    {1413        var result = page.EvalOnSelectorAsync<T>(selector, expression, arg, options).GetAwaiter().GetResult();1414        return result;1415    }1416    /// <summary>1417    /// <para>1418    /// The method finds all elements matching the specified selector within the page and1419    /// passes an array of matched elements as a first argument to <paramref name="expression"/>.1420    /// Returns the result of <paramref name="expression"/> invocation.1421    /// </para>1422    /// <para>1423    /// If <paramref name="expression"/> returns a <see cref="Task"/>, then <see cref="IPage.EvalOnSelectorAllAsync"/>1424    /// would wait for the promise to resolve and return its value.1425    /// </para>...

Page.cs

Source:Page.cs

...362            }363        }364        public Task<T> EvaluateAsync<T>(string expression, object arg) => MainFrame.EvaluateAsync<T>(expression, arg);365        public Task<JsonElement?> EvalOnSelectorAsync(string selector, string expression, object arg) => MainFrame.EvalOnSelectorAsync(selector, expression, arg);366        public Task<T> EvalOnSelectorAsync<T>(string selector, string expression, object arg = null, PageEvalOnSelectorOptions options = null)367            => MainFrame.EvalOnSelectorAsync<T>(selector, expression, arg, new() { Strict = options?.Strict });368        public ILocator Locator(string selector, PageLocatorOptions options = default)369            => MainFrame.Locator(selector, new() { HasTextString = options?.HasTextString, HasTextRegex = options?.HasTextRegex, Has = options?.Has });370        public Task<IElementHandle> QuerySelectorAsync(string selector, PageQuerySelectorOptions options = null)371            => MainFrame.QuerySelectorAsync(selector, new() { Strict = options?.Strict });372        public Task<T> EvalOnSelectorAsync<T>(string selector, string expression, object arg) => MainFrame.EvalOnSelectorAsync<T>(selector, expression, arg);373        public Task<JsonElement?> EvalOnSelectorAllAsync(string selector, string expression, object arg) => MainFrame.EvalOnSelectorAllAsync(selector, expression, arg);374        public Task<T> EvalOnSelectorAllAsync<T>(string selector, string expression, object arg) => MainFrame.EvalOnSelectorAllAsync<T>(selector, expression, arg);375        public Task FillAsync(string selector, string value, PageFillOptions options = default)376            => MainFrame.FillAsync(selector, value, new() { NoWaitAfter = options?.NoWaitAfter, Timeout = options?.Timeout, Force = options?.Force, Strict = options?.Strict });377        public Task SetInputFilesAsync(string selector, string files, PageSetInputFilesOptions options = default)378            => MainFrame.SetInputFilesAsync(selector, files, Map(options));379        public Task SetInputFilesAsync(string selector, IEnumerable<string> files, PageSetInputFilesOptions options = default)380            => MainFrame.SetInputFilesAsync(selector, files, Map(options));...

PageModel.cs

Source:PageModel.cs

...294    protected virtual void EvalOnSelector(string selector, string expression, object? arg = null)295    {296        this.Page.EvalOnSelector(selector, expression, arg);297    }298    protected virtual void EvalOnSelector<T>(string selector, string expression, object? arg = null, PageEvalOnSelectorOptions? options = null)299    {300        this.Page.EvalOnSelector<T>(selector, expression, arg, options);301    }302    protected virtual void Evaluate(string expression, object? arg = null)303    {304        this.Page.Evaluate(expression, arg);305    }306    protected virtual void Evaluate<T>(string expression, object? arg = null)307    {308        this.Page.Evaluate<T>(expression, arg);309    }310    protected virtual void EvaluateHandle(string expression, object? arg = null)311    {312        this.Page.EvaluateHandle(expression, arg);...

PageEvalOnSelectorOptions.cs

Source:PageEvalOnSelectorOptions.cs

...35using System.Threading.Tasks;36#nullable enable37namespace Microsoft.Playwright38{39    public class PageEvalOnSelectorOptions40    {41        public PageEvalOnSelectorOptions() { }42        public PageEvalOnSelectorOptions(PageEvalOnSelectorOptions clone)43        {44            if (clone == null)45            {46                return;47            }48            Strict = clone.Strict;49        }50        /// <summary>51        /// <para>52        /// When true, the call requires selector to resolve to a single element. If given selector53        /// resolves to more then one element, the call throws an exception.54        /// </para>55        /// </summary>56        [JsonPropertyName("strict")]...

PageEvalOnSelectorOptions

Using AI Code Generation

1using Microsoft.Playwright;2using System.Threading.Tasks;3{4    static async Task Main(string[] args)5    {6        using var playwright = await Playwright.CreateAsync();7        await using var browser = await playwright.Chromium.LaunchAsync(new BrowserTypeLaunchOptions8        {9        });10        var context = await browser.NewContextAsync();11        var page = await context.NewPageAsync();12        {13        };14        var text = await page.EvalOnSelectorAsync<string>("#searchLanguage", "el => el.textContent", options);15        System.Console.WriteLine(text);16    }17}18using Microsoft.Playwright;19using System.Threading.Tasks;20{21    static async Task Main(string[] args)22    {23        using var playwright = await Playwright.CreateAsync();24        await using var browser = await playwright.Chromium.LaunchAsync(new BrowserTypeLaunchOptions25        {26        });27        var context = await browser.NewContextAsync();28        var page = await context.NewPageAsync();29        {30        };31        var text = await page.EvalOnSelectorAllAsync<string>("#searchLanguage", "els => els.map(el => el.textContent)", options);32        System.Console.WriteLine(text);33    }34}35using Microsoft.Playwright;36using System.Threading.Tasks;37{38    static async Task Main(string[] args)39    {40        using var playwright = await Playwright.CreateAsync();41        await using var browser = await playwright.Chromium.LaunchAsync(new BrowserTypeLaunchOptions42        {43        });44        var context = await browser.NewContextAsync();45        var page = await context.NewPageAsync();46        {

PageEvalOnSelectorOptions

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 elementHandle = await page.QuerySelectorAsync("input[name='q']");14            var value = await elementHandle.EvaluateAsync<string>("element => element.value");15            Console.WriteLine(value);16            var elementHandle2 = await page.QuerySelectorAsync("input[name='btnK']");17            var value2 = await elementHandle2.EvaluateAsync<string>("element => element.value");18            Console.WriteLine(value2);19            var elementHandle3 = await page.QuerySelectorAsync("input[name='btnK']");20            var value3 = await elementHandle3.EvaluateAsync<string>("element => element.value");21            Console.WriteLine(value3);22            var elementHandle4 = await page.QuerySelectorAsync("input[name='btnK']");23            var value4 = await elementHandle4.EvaluateAsync<string>("element => element.value");24            Console.WriteLine(value4);25            var elementHandle5 = await page.QuerySelectorAsync("input[name='btnK']");26            var value5 = await elementHandle5.EvaluateAsync<string>("element => element.value");27            Console.WriteLine(value5);28            var elementHandle6 = await page.QuerySelectorAsync("input[name='btnK']");29            var value6 = await elementHandle6.EvaluateAsync<string>("element => element.value");30            Console.WriteLine(value6);31            var elementHandle7 = await page.QuerySelectorAsync("input[name='btnK']");32            var value7 = await elementHandle7.EvaluateAsync<string>("element => element.value");33            Console.WriteLine(value7);34            var elementHandle8 = await page.QuerySelectorAsync("input[name='btnK']");35            var value8 = await elementHandle8.EvaluateAsync<string>("element => element.value");36            Console.WriteLine(value8);37            var elementHandle9 = await page.QuerySelectorAsync("input[name='btnK']");38            var value9 = await elementHandle9.EvaluateAsync<string>("element => element.value");39            Console.WriteLine(value9);40            var elementHandle10 = await page.QuerySelectorAsync("input[name='btnK']");

PageEvalOnSelectorOptions

Using AI Code Generation

1var playwright = await Playwright.CreateAsync();2var browser = await playwright.Chromium.LaunchAsync();3var context = await browser.NewContextAsync();4var page = await context.NewPageAsync();5var result = await page.EvalOnSelectorAsync("div", "document.querySelector('div').innerHTML");6Console.WriteLine(result);7Console.ReadLine();8var playwright = await Playwright.CreateAsync();9var browser = await playwright.Chromium.LaunchAsync();10var context = await browser.NewContextAsync();11var page = await context.NewPageAsync();12var result = await page.EvalOnSelectorAllAsync("div", "document.querySelectorAll('div').length");13Console.WriteLine(result);14Console.ReadLine();15var playwright = await Playwright.CreateAsync();16var browser = await playwright.Chromium.LaunchAsync();17var context = await browser.NewContextAsync();18var page = await context.NewPageAsync();19var result = await page.EvalOnSelectorAllAsync("div", "document.querySelectorAll('div').length");20Console.WriteLine(result);21Console.ReadLine();22var playwright = await Playwright.CreateAsync();23var browser = await playwright.Chromium.LaunchAsync();24var context = await browser.NewContextAsync();25var page = await context.NewPageAsync();26var result = await page.EvalOnSelectorAllAsync("div", "document.querySelectorAll('div').length");27Console.WriteLine(result);28Console.ReadLine();29var playwright = await Playwright.CreateAsync();30var browser = await playwright.Chromium.LaunchAsync();31var context = await browser.NewContextAsync();32var page = await context.NewPageAsync();

PageEvalOnSelectorOptions

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 search = await page.QuerySelectorAsync("input[name='q']");14            await search.TypeAsync("Hello World");15            var searchButton = await page.QuerySelectorAsync("input[name='btnK']");16            await searchButton.ClickAsync();17            var result = await page.EvalOnSelectorAsync("h3", "el => el.textContent");18            Console.WriteLine(result);19        }20    }21}22using System;23using System.Threading.Tasks;24using Microsoft.Playwright;25{26    {27        static async Task Main(string[] args)28        {29            using var playwright = await Playwright.CreateAsync();30            await using var browser = await playwright.Chromium.LaunchAsync(new BrowserTypeLaunchOptions31            {32            });33            var page = await browser.NewPageAsync();34            var search = await page.QuerySelectorAsync("input[name='q']");35            await search.TypeAsync("Hello World");36            var searchButton = await page.QuerySelectorAsync("input[name='btnK']");37            await searchButton.ClickAsync();38            var result = await page.EvalOnSelectorAsync("h3", "el => el.textContent", new PageEvalOnSelectorOptions39            {40            });41            Console.WriteLine(result);42        }43    }44}45using System;46using System.Threading.Tasks;47using Microsoft.Playwright;48{49    {50        static async Task Main(string[] args)51        {

PageEvalOnSelectorOptions

Using AI Code Generation

1using System;2using System.Threading.Tasks;3using Microsoft.Playwright;4using Microsoft.Playwright.NUnit;5using NUnit.Framework;6{7    {8        private IPlaywright playwright;9        private IBrowser browser;10        private IBrowserContext context;11        private IPage page;12        public async Task Setup()13        {14            playwright = await Playwright.CreateAsync();15            browser = await playwright.Chromium.LaunchAsync(new BrowserTypeLaunchOptions { Headless = false });16            context = await browser.NewContextAsync();17            page = await context.NewPageAsync();18        }19        public async Task Teardown()20        {21            await browser.CloseAsync();22            await playwright.StopAsync();23        }24        public async Task Test2Test()25        {26            string result = await page.EvalOnSelectorAsync<string>("input[name='q']", "element => element.value");27            Console.WriteLine(result);28        }29    }30}31using System;32using System.Threading.Tasks;33using Microsoft.Playwright;34using Microsoft.Playwright.NUnit;35using NUnit.Framework;36{37    {38        private IPlaywright playwright;39        private IBrowser browser;40        private IBrowserContext context;41        private IPage page;42        public async Task Setup()43        {44            playwright = await Playwright.CreateAsync();45            browser = await playwright.Chromium.LaunchAsync(new BrowserTypeLaunchOptions { Headless = false });46            context = await browser.NewContextAsync();47            page = await context.NewPageAsync();48        }49        public async Task Teardown()50        {51            await browser.CloseAsync();52            await playwright.StopAsync();53        }54        public async Task Test3Test()55        {56            string result = await page.EvalOnSelectorAllAsync<string>("input[name='q']", "element => element.value");57            Console.WriteLine(result);58        }59    }60}61using System;

PageEvalOnSelectorOptions

Using AI Code Generation

1await page.ClickAsync("input[aria-label='Search']");2await page.TypeAsync("input[aria-label='Search']", "Playwright");3await page.PressAsync("input[aria-label='Search']", "Enter");4await page.ClickAsync("text=Playwright: Node.js library to automate Chromium, Firefox and WebKit with a single API");5var result = await page.EvalOnSelectorAsync<string>("text=Playwright is a Node library to automate Chromium, Firefox and WebKit with a single API", "node => node.textContent");6Console.WriteLine(result);7var result = await page.EvalOnSelectorAsync<string>("text=Playwright is a Node library to automate Chromium, Firefox and WebKit with a single API", "node => node.textContent", new PageEvalOnSelectorOptions());8Console.WriteLine(result);9var result = await page.EvalOnSelectorAsync<string>("text=Playwright is a Node library to automate Chromium, Firefox and WebKit with a single API", "node => node.textContent", new PageEvalOnSelectorOptions10{11});12Console.WriteLine(result);13var result = await page.EvalOnSelectorAsync<string>("text=Playwright is a Node library to automate Chromium, Firefox and WebKit with a single API", "node => node.textContent", new PageEvalOnSelectorOptions14{15});16Console.WriteLine(result);17var result = await page.EvalOnSelectorAsync<string>("text=Playwright is a Node library to automate Chromium, Firefox and WebKit with a single API", "node => node.textContent", new PageEvalOnSelectorOptions18{19});20Console.WriteLine(result);

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Inputs And Buttons In Playwright: Every website has Input boxes and buttons; learn about testing inputs and buttons with different scenarios and examples.
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