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using PuppeteerSharp;

using var browserFetcher = new BrowserFetcher();

await browserFetcher.DownloadAsync();

await using var browser = await Puppeteer.LaunchAsync(

    new LaunchOptions { Headless = true });

await using var page = await browser.NewPageAsync();

await page.GoToAsync("http://www.xxx.com");

var outputFile = "screenshot.jpg";

await page.ScreenshotAsync(outputFile);

using PuppeteerSharp;

using var browserFetcher = new BrowserFetcher();

await browserFetcher.DownloadAsync();

await using var browser = await Puppeteer.LaunchAsync(new LaunchOptions { Headless = true });

await using var page = await browser.NewPageAsync();

await page.GoToAsync("http://www.xxx.com");

//等待字體加載完畢

await page.EvaluateExpressionHandleAsync("document.fonts.ready");

var outputFile = "page.pdf";

await page.PdfAsync(outputFile);

using PuppeteerSharp;

using System;

//瀏覽器配置

var options = new LaunchOptions { Headless = true };

await new BrowserFetcher().DownloadAsync();

//打開瀏覽器

using (var browser = await Puppeteer.LaunchAsync(options))

using (var page = await browser.NewPageAsync())

{

    //加載頁面

    await page.GoToAsync("http://www.xxx.com");

    //獲取所有超鏈接

    var jsselectAllAnchors = @"Array.from(document.queryselectorAll('a')).map(a => a.href);";

    var urls = await page.EvaluateExpressionAsync<string[]>(jsselectAllAnchors);

    foreach (string url in urls)

    {

        Console.WriteLine($"Url: {url}");

    }

    Console.ReadLine();

}