How to use TypeAsync method of PuppeteerSharp.ElementHandle class

Best Puppeteer-sharp code snippet using PuppeteerSharp.ElementHandle.TypeAsync

ElementHandle.cs

Source:ElementHandle.cs

...144        /// To press a special key, like <c>Control</c> or <c>ArrowDown</c> use <see cref="ElementHandle.PressAsync(string, PressOptions)"/>145        /// </remarks>146        /// <example>147        /// <code>148        /// elementHandle.TypeAsync("#mytextarea", "Hello"); // Types instantly149        /// elementHandle.TypeAsync("#mytextarea", "World", new TypeOptions { Delay = 100 }); // Types slower, like a user150        /// </code>151        /// An example of typing into a text field and then submitting the form:152        /// <code>153        /// var elementHandle = await page.GetElementAsync("input");154        /// await elementHandle.TypeAsync("some text");155        /// await elementHandle.PressAsync("Enter");156        /// </code>157        /// </example>158        /// <returns>Task</returns>159        public async Task TypeAsync(string text, TypeOptions options = null)160        {161            await FocusAsync();162            await Page.Keyboard.TypeAsync(text, options);163        }164        /// <summary>165        /// Focuses the element, and then uses <see cref="Keyboard.DownAsync(string, DownOptions)"/> and <see cref="Keyboard.UpAsync(string)"/>.166        /// </summary>167        /// <param name="key">Name of key to press, such as <c>ArrowLeft</c>. See <see cref="KeyDefinitions"/> for a list of all key names.</param>168        /// <param name="options">press options</param>169        /// <remarks>170        /// If <c>key</c> is a single character and no modifier keys besides <c>Shift</c> are being held down, a <c>keypress</c>/<c>input</c> event will also be generated. The <see cref="DownOptions.Text"/> option can be specified to force an input event to be generated.171        /// </remarks>172        /// <returns></returns>173        public async Task PressAsync(string key, PressOptions options = null)174        {175            await FocusAsync();176            await Page.Keyboard.PressAsync(key, options);...

PageCTL.cs

Source:PageCTL.cs

...30                times--;31            }32            return false;33        }34        public async Task<bool> TypeAsync(string text, string selector, TypeOptions options = null, int times = 3)35        {36            while (times > 0)37            {38                try39                {40                    await SetInputValueAsync(selector, string.Empty);41                    await Task.Delay(500);42                    await mPage.TypeAsync(selector, text, options);43                    string value = await GetInputValueAsync(selector);44                    return text.Equals(value, StringComparison.OrdinalIgnoreCase);45                }46                catch47                {48                    await Task.Delay(500);49                }50                times--;51            }52            return false;53        }54        public async Task<bool> ExistAsync(string selector)55        {56            try...

Program.cs

Source:Program.cs

...118        }119        private static async Task TypeFieldValue(Page page, string fieldSelector, string value, int delay = 0)120        {121            await page.FocusAsync(fieldSelector);122            await page.TypeAsync(fieldSelector, value, new TypeOptions { Delay = delay });123            await page.Keyboard.PressAsync("Tab");124        }125        private static async Task TypeFieldValueSearch(Page page, string fieldSelector, string value, int delay = 0)126        {127            await page.FocusAsync(fieldSelector);128            await page.TypeAsync(fieldSelector, value, new TypeOptions { Delay = delay });129        }130    }131    public class Data132    {133        public string author { get; set; }134        public string posttext { get; set; }135    }136    public class Content137    {138        public string content { get; set; }139    }140}...

RagingBullClient.cs

Source:RagingBullClient.cs

...63                await page.GoToAsync(PortfolioUrl);64                if (page.Url == PortfolioUrl) return true;65                Log.Information("Logging into RagingBull");66                await page.ClickAsync("#email");67                await page.Keyboard.TypeAsync(Email);68                await page.ClickAsync("#password");69                await page.Keyboard.TypeAsync(Password);70                await page.Keyboard.DownAsync("Enter");71                int timeOut = (int)TimeSpan.FromSeconds(3).TotalMilliseconds;72                await page.WaitForNavigationAsync(new NavigationOptions { Timeout = timeOut });73                if (page.Url != PortfolioUrl)74                {75                    throw new RagingBullException("Navigation to portfolio page failed");76                }77            }78            catch (Exception ex)79            {80                Log.Fatal(ex, "Failed to login to RagingBull");81                return false;82            }83            return true;...

ParserService.cs

Source:ParserService.cs

...48            var page = await _browser.NewPageAsync();49            await page.SetViewportAsync(new ViewPortOptions());50            await page.GoToAsync("https://pda.104.com.tw/my104/mate/list?itemNo=x2&u=qj9dzg");51            await page.WaitForSelectorAsync("#username");52            await page.TypeAsync("#username", _loginUserName);53            await page.TypeAsync("#password", _loginPassword);54            await page.ClickAsync("#submitBtn");55            await page.WaitForNavigationAsync();56            await page.CloseAsync();57        }58        public async Task GetJobPageElementAsync()59        {60            _page = await _browser.NewPageAsync();61            await _page.SetViewportAsync(new ViewPortOptions());62            await _page.GoToAsync("https://pda.104.com.tw/my104/mate/list?itemNo=x2&u=qj9dzg");63        }64        public async Task<IEnumerable<JobElement>> GetJobElementAsync()65        {66            var element = await _page.QuerySelectorAllAsync(".joblist_cont .jobname_1");67            var jobElements = new List<JobElement>();...

PuppeteerSharpRepoSpecs.cs

Source:PuppeteerSharpRepoSpecs.cs

...25                page.GoToAsync("https://github.com/").Await();26                page.QuerySelectorAsync("h1").ShouldHaveContent("Where the world builds software");27                ElementHandle input = page.QuerySelectorAsync("input.header-search-input").Await();28                if (input.IsHidden()) page.ClickAsync(".octicon-three-bars").Await();29                page.TypeAsync("input.header-search-input", "Puppeteer Sharp").Await();30                page.Keyboard.PressAsync("Enter").Await();31                page.WaitForNavigationAsync().Await();32                ElementHandle[] repositories = page.QuerySelectorAllAsync(".repo-list-item").Await();33                repositories.Length.ShouldBeGreaterThan(0);34                var repository = repositories.First();35                repository.ShouldHaveContent("hardkoded/puppeteer-sharp");36                ElementHandle text = repository.QuerySelectorAsync("p").Await();37                text.ShouldHaveContent("Headless Chrome .NET API");38                ElementHandle link = repository.QuerySelectorAsync("a").Await();39                link.ClickAsync().Await();40                page.WaitForNavigationAsync().Await();41                page.QuerySelectorAsync("article > h1").ShouldHaveContent("Puppeteer Sharp");42                page.Url.ShouldEqual("https://github.com/hardkoded/puppeteer-sharp");43            };...

PageObjects.cs

Source:PageObjects.cs

...18        public async Task<GitHubSearchPage> Search(string text)19        {20            var input = await SearchInput;21            if (await input.IsHiddenAsync()) await Page.ClickAsync(".octicon-three-bars");22            await input.TypeAsync(text);23            await input.PressAsync(Key.Enter);24            return await Page.WaitForNavigationAsync<GitHubSearchPage>();25        }26    }27    public class GitHubSearchPage : PageObject28    {29        [Selector(".repo-list-item")]30        public virtual Task<GitHubRepoListItem[]> RepoListItems { get; }31    }32    public class GitHubRepoListItem : ElementObject33    {34        [Selector("a")]35        public virtual Task<ElementHandle> Link { get; }36        [Selector("p")]...

TypeOptions.cs

Source:TypeOptions.cs

2{3    /// <summary>4    /// Options to use when typing5    /// </summary>6    /// <seealso cref="Page.TypeAsync(string, string, TypeOptions)"/>7    /// <seealso cref="ElementHandle.TypeAsync(string, TypeOptions)"/>8    /// <seealso cref="Keyboard.TypeAsync(string, TypeOptions)"/>9    public class TypeOptions10    {11        /// <summary>12        /// Time to wait between <c>keydown</c> and <c>keyup</c> in milliseconds. Defaults to 0.13        /// </summary>14        public int? Delay { get; set; }15    }...

TypeAsync

Using AI Code Generation

1using System;2using System.Threading.Tasks;3using PuppeteerSharp;4{5    {6        static async Task Main(string[] args)7        {8            var options = new LaunchOptions { Headless = false };9            using (var browser = await Puppeteer.LaunchAsync(options))10            {11                using (var page = await browser.NewPageAsync())12                {13                    var searchInput = await page.QuerySelectorAsync("input[name='q']");14                    await searchInput.TypeAsync("PuppeteerSharp");15                    await Task.Delay(3000);16                }17            }18        }19    }20}

TypeAsync

Using AI Code Generation

1using System;2using System.Threading.Tasks;3using PuppeteerSharp;4{5    {6        static async Task Main(string[] args)7        {8            var launchOptions = new LaunchOptions { Headless = true };9            using (var browser = await Puppeteer.LaunchAsync(launchOptions))10            {11                using (var page = await browser.NewPageAsync())12                {13                    Console.WriteLine("Page title is: " + await page.TitleAsync());14                    var searchBox = await page.QuerySelectorAsync("input[name=q]");15                    await searchBox.TypeAsync("PuppeteerSharp");16                    await Task.Delay(5000);17                }18            }19        }20    }21}

TypeAsync

Using AI Code Generation

1var page = await browser.NewPageAsync();2var searchBox = await page.QuerySelectorAsync("input[title='Search']");3await searchBox.TypeAsync("PuppeteerSharp");4await page.ScreenshotAsync("screenshot.png");5var page = await browser.NewPageAsync();6await page.WaitForSelectorAsync("input[title='Search']");7await page.ScreenshotAsync("screenshot.png");8var page = await browser.NewPageAsync();9var searchBox = await page.QuerySelectorAsync("input[title='Search']");10await searchBox.ClickAsync();11await page.ScreenshotAsync("screenshot.png");12var page = await browser.NewPageAsync();13await page.WaitForNavigationAsync();14await page.ScreenshotAsync("screenshot.png");15var page = await browser.NewPageAsync();16await page.WaitForSelectorAsync("input[title='Search']");17await page.ScreenshotAsync("screenshot.png");18var page = await browser.NewPageAsync();19var searchBox = await page.QuerySelectorAsync("input[title='Search']");20await searchBox.ClickAsync();21await page.ScreenshotAsync("screenshot.png");22var page = await browser.NewPageAsync();23await page.WaitForSelectorAsync("input[title='Search']");24await page.ScreenshotAsync("screenshot.png");25var page = await browser.NewPageAsync();

TypeAsync

Using AI Code Generation

1public async Task TypeAsync(string selector, string text, int delay = 0)2{3    var element = await Page.QuerySelectorAsync(selector);4    await element.TypeAsync(text, new TypeOptions { Delay = delay });5}6public async Task TypeAsync(string selector, string text, int delay = 0)7{8    await Page.TypeAsync(selector, text, new TypeOptions { Delay = delay });9}10public async Task TypeAsync(string selector, string text, int delay = 0)11{12    await Page.FrameAsync("frameName").TypeAsync(selector, text, new TypeOptions { Delay = delay });13}14public async Task TypeAsync(string selector, string text, int delay = 0)15{16    await Page.TypeAsync(selector, text, new TypeOptions { Delay = delay });17}18public async Task TypeAsync(string selector, string text, int delay = 0)19{20    var element = await Page.QuerySelectorAsync(selector);21    await element.TypeAsync(text, new TypeOptions { Delay = delay });22}23public async Task TypeAsync(string selector, string text, int delay = 0)24{25    await Page.TypeAsync(selector, text, new TypeOptions { Delay = delay });26}27public async Task TypeAsync(string selector, string text, int delay = 0)28{29    await Page.FrameAsync("frameName").TypeAsync(selector, text, new TypeOptions { Delay = delay });30}31public async Task TypeAsync(string selector, string text, int delay = 0)32{33    await Page.TypeAsync(selector, text, new TypeOptions { Delay = delay });34}35public async Task TypeAsync(string selector, string text

TypeAsync

Using AI Code Generation

1using System;2using System.Threading.Tasks;3using PuppeteerSharp;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 searchBox = await page.QuerySelectorAsync("input[title='Search']");13            await searchBox.TypeAsync("PuppeteerSharp");14            var searchButton = await page.QuerySelectorAsync("input[title='Google Search']");15            await searchButton.ClickAsync();16            await page.WaitForSelectorAsync("div#search");17            var searchResults = await page.QuerySelectorAllAsync("div#search div.g");18            foreach (var searchResult in searchResults)19            {20                var title = await searchResult.QuerySelectorAsync("h3");21                var link = await searchResult.QuerySelectorAsync("a");22                var description = await searchResult.QuerySelectorAsync("span.st");23                Console.WriteLine("Title: {0}", await title.EvaluateFunctionAsync<string>("element => element.textContent"));24                Console.WriteLine("Link: {0}", await link.EvaluateFunctionAsync<string>("element => element.textContent"));25                Console.WriteLine("Description: {0}", await description.EvaluateFunctionAsync<string>("element => element.textContent"));26                Console.WriteLine("------------------------------------------------");27            }28            await browser.CloseAsync();29        }30    }31}

TypeAsync

Using AI Code Generation

1var page = await browser.NewPageAsync();2var elementHandle = await page.QuerySelectorAsync("div");3var typeTask = elementHandle.TypeAsync("Hello World");4var screenshotTask = page.ScreenshotDataAsync();5await Task.WhenAll(typeTask, screenshotTask);6var screenshot = screenshotTask.Result;7File.WriteAllBytes("screenshot.png", screenshot);8var page = await browser.NewPageAsync();9var elementHandle = await page.QuerySelectorAsync("div");10await elementHandle.TypeAsync("Hello World");11var screenshot = await page.ScreenshotDataAsync();12File.WriteAllBytes("screenshot.png", screenshot);13var typeTask = await elementHandle.TypeAsync("Hello World");14var typeTask = await elementHandle.TypeAsync("Hello World");15var typeTask = await elementHandle.TypeAsync("Hello World");

TypeAsync

Using AI Code Generation

1var page = await browser.NewPageAsync();2var elementHandle = await page.QuerySelectorAsync("input[name=q]");3await elementHandle.TypeAsync("PuppeteerSharp");4await page.Keyboard.PressAsync("Enter");5await page.ScreenshotAsync("screenshot.png");6var page = await browser.NewPageAsync();7var elementHandle = await page.EvaluateExpressionAsync("document.querySelector('input[name=q]')");8await elementHandle.ClickAsync();9await page.ScreenshotAsync("screenshot.png");10var page = await browser.NewPageAsync();11var elementHandle = await page.EvaluateFunctionAsync("function(){ return document.querySelector('input[name=q]'); }");12await elementHandle.ClickAsync();13await page.ScreenshotAsync("screenshot.png");14var page = await browser.NewPageAsync();15var elementHandle = await page.EvaluateFunctionAsync<ElementHandle>("() => document.querySelector('input[name=q]')");16await elementHandle.ClickAsync();17await page.ScreenshotAsync("screenshot.png");

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