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docs: Update obsolete example (#9120)

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Update the demo to work with latest website. The previous demo website
is deprecated.

Co-authored-by: Nikolay Vitkov <34244704+Lightning00Blade@users.noreply.github.com>
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Jecelyn Yeen 2023-01-17 16:04:48 +01:00 committed by GitHub
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2 changed files with 34 additions and 44 deletions
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39
README.md
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@ -127,9 +127,7 @@ and [examples](https://github.com/puppeteer/puppeteer/tree/main/examples).
#### Example
The following example searches
[developers.google.com/web](https://developers.google.com/web) for articles
tagged "Headless Chrome" and scrape results from the results page.
The following example searches [developer.chrome.com](https://developer.chrome.com/) for blog posts with text "automate beyond recorder", click on the first result and print the full title of the blog post.
```ts
import puppeteer from 'puppeteer';
@ -138,30 +136,27 @@ import puppeteer from 'puppeteer';
const browser = await puppeteer.launch();
const page = await browser.newPage();
await page.goto('https://developers.google.com/web/');
await page.goto('https://developer.chrome.com/');
// Type into search box.
await page.type('.devsite-search-field', 'Headless Chrome');
// Set screen size
await page.setViewport({width: 1080, height: 1024});
// Wait for suggest overlay to appear and click "show all results".
const allResultsSelector = '.devsite-suggest-all-results';
await page.waitForSelector(allResultsSelector);
await page.click(allResultsSelector);
// Type into search box
await page.type('.search-box__input', 'automate beyond recorder');
// Wait for the results page to load and display the results.
const resultsSelector = '.gsc-results .gs-title';
await page.waitForSelector(resultsSelector);
// Wait and click on first result
const searchResultSelector = '.search-box__link';
await page.waitForSelector(searchResultSelector);
await page.click(searchResultSelector);
// Extract the results from the page.
const links = await page.evaluate(resultsSelector => {
return [...document.querySelectorAll(resultsSelector)].map(anchor => {
const title = anchor.textContent.split('|')[0].trim();
return `${title} - ${anchor.href}`;
});
}, resultsSelector);
// Localte the full title with a unique string
const textSelector = await page.waitForSelector(
'text/Customize and automate'
);
const fullTitle = await textSelector.evaluate(el => el.textContent);
// Print all the files.
console.log(links.join('\n'));
// Print the full title
console.log('The title of this blog post is "%s".', fullTitle);
await browser.close();
})();

39
docs/index.md
View File

@ -127,9 +127,7 @@ and [examples](https://github.com/puppeteer/puppeteer/tree/main/examples).
#### Example
The following example searches
[developers.google.com/web](https://developers.google.com/web) for articles
tagged "Headless Chrome" and scrape results from the results page.
The following example searches [developer.chrome.com](https://developer.chrome.com/) for blog posts with text "automate beyond recorder", click on the first result and print the full title of the blog post.
```ts
import puppeteer from 'puppeteer';
@ -138,30 +136,27 @@ import puppeteer from 'puppeteer';
const browser = await puppeteer.launch();
const page = await browser.newPage();
await page.goto('https://developers.google.com/web/');
await page.goto('https://developer.chrome.com/');
// Type into search box.
await page.type('.devsite-search-field', 'Headless Chrome');
// Set screen size
await page.setViewport({width: 1080, height: 1024});
// Wait for suggest overlay to appear and click "show all results".
const allResultsSelector = '.devsite-suggest-all-results';
await page.waitForSelector(allResultsSelector);
await page.click(allResultsSelector);
// Type into search box
await page.type('.search-box__input', 'automate beyond recorder');
// Wait for the results page to load and display the results.
const resultsSelector = '.gsc-results .gs-title';
await page.waitForSelector(resultsSelector);
// Wait and click on first result
const searchResultSelector = '.search-box__link';
await page.waitForSelector(searchResultSelector);
await page.click(searchResultSelector);
// Extract the results from the page.
const links = await page.evaluate(resultsSelector => {
return [...document.querySelectorAll(resultsSelector)].map(anchor => {
const title = anchor.textContent.split('|')[0].trim();
return `${title} - ${anchor.href}`;
});
}, resultsSelector);
// Localte the full title with a unique string
const textSelector = await page.waitForSelector(
'text/Customize and automate'
);
const fullTitle = await textSelector.evaluate(el => el.textContent);
// Print all the files.
console.log(links.join('\n'));
// Print the full title
console.log('The title of this blog post is "%s".', fullTitle);
await browser.close();
})();