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Implementing SEO-Safe Hidden Metadata in PHP Websites Using Schema Markup (JSON-LD)

📅 06 Jan 2026

Website owners often want to add keywords or tags that are readable by search engines but not visible to users. Historically, this was done using hidden text or <meta keywords&g…

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Implementing SEO-Safe Hidden Metadata in PHP Websites Using Schema Markup (JSON-LD)

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