Structured product data in HTML lets developers skip complex web scraping

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Many e-commerce websites already embed clean, structured product data directly in their HTML, placed there to help search engines like Google display rich results. This data, commonly in JSON-LD format following the schema.org vocabulary, contains key product details such as name, price, currency, availability, and SKU. Retailers are motivated to keep this data accurate, as errors can cost them prominent search result placements. Developers can extract this information with a simple parser targeting script tags, avoiding fragile CSS selectors that break whenever a site's layout changes. Reading this pre-published static data is also less resource-intensive for both the developer and the retailer compared to headless browser scraping.

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