The Definitive Guide to JavaScript SEO (2021 Edition)
Moz
FEBRUARY 8, 2021
It’s primarily concerned with: Optimizing content injected via JavaScript for crawling, rendering, and indexing by search engines. JavaScript can affect the following on-page elements and ranking factors that are important for SEO: Rendered content Links Lazy-loaded images Page load times Meta data. JavaScript SEO for core content.
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