Web Scraper

apify/web-scraper

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Crawls arbitrary websites using the Chrome browser and extracts data from pages using a provided JavaScript code. The actor supports both recursive crawling and lists of URLs and automatically manages concurrency for maximum performance. This is Apify's basic tool for web crawling and scraping.

API clients API endpoints

The code examples below show how to run the Actor and get its results. To run the code, you need to have an Apify account. Replace <YOUR_API_TOKEN> in the code with your API token, which you can find under Settings > Integrations in Apify Console. Learn mode

# Set API token
API_TOKEN=<YOUR_API_TOKEN>

# Prepare Actor input
cat > input.json <<'EOF'
{
  "runMode": "DEVELOPMENT",
  "startUrls": [
    {
      "url": "https://crawlee.dev"
    }
  ],
  "linkSelector": "a[href]",
  "globs": [
    {
      "glob": "https://crawlee.dev/*/*"
    }
  ],
  "pseudoUrls": [],
  "excludes": [
    {
      "glob": "/**/*.{png,jpg,jpeg,pdf}"
    }
  ],
  "pageFunction": "// The function accepts a single argument: the \"context\" object.\n// For a complete list of its properties and functions,\n// see https://apify.com/apify/web-scraper#page-function \nasync function pageFunction(context) {\n    // This statement works as a breakpoint when you're trying to debug your code. Works only with Run mode: DEVELOPMENT!\n    // debugger; \n\n    // jQuery is handy for finding DOM elements and extracting data from them.\n    // To use it, make sure to enable the \"Inject jQuery\" option.\n    const $ = context.jQuery;\n    const pageTitle = $('title').first().text();\n    const h1 = $('h1').first().text();\n    const first_h2 = $('h2').first().text();\n    const random_text_from_the_page = $('p').first().text();\n\n\n    // Print some information to actor log\n    context.log.info(`URL: ${context.request.url}, TITLE: ${pageTitle}`);\n\n    // Manually add a new page to the queue for scraping.\n   await context.enqueueRequest({ url: 'http://www.example.com' });\n\n    // Return an object with the data extracted from the page.\n    // It will be stored to the resulting dataset.\n    return {\n        url: context.request.url,\n        pageTitle,\n        h1,\n        first_h2,\n        random_text_from_the_page\n    };\n}",
  "proxyConfiguration": {
    "useApifyProxy": true
  },
  "initialCookies": [],
  "waitUntil": [
    "networkidle2"
  ],
  "preNavigationHooks": "// We need to return array of (possibly async) functions here.\n// The functions accept two arguments: the \"crawlingContext\" object\n// and \"gotoOptions\".\n[\n    async (crawlingContext, gotoOptions) => {\n        // ...\n    },\n]\n",
  "postNavigationHooks": "// We need to return array of (possibly async) functions here.\n// The functions accept a single argument: the \"crawlingContext\" object.\n[\n    async (crawlingContext) => {\n        // ...\n    },\n]",
  "breakpointLocation": "NONE",
  "customData": {}
}
EOF

# Run the Actor
curl "https://api.apify.com/v2/acts/apify~web-scraper/runs?token=$API_TOKEN" \
  -X POST \
  -d @input.json \
  -H 'Content-Type: application/json'

Developer