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  1. DOMDocument::getElementsByTagNameNS (PHP 5, PHP 7, PHP 8) DOMDocument::getElementsByTagNameNS — Searches for all elements with given tag name in specified namespace

  2. Jan 27, 2026 · Both methods solve namespace issues, but I pick based on query complexity. Here’s how I decide. Approach Best When Strengths Weak Spots — — — — getElementsByTagNameNS() You need all elements for a namespace/local name pair Simple, fast to read, no XPath syntax Hard to express nested conditions DOMXPath with namespaces

  3. Aug 18, 2025 · Among the arsenal of tools available to PHP developers, the DOMDocument class stands out, particularly its getElementsByTagNameNS() method, which offers unparalleled precision in XML parsing.

  4. Aug 7, 2021 · The DOMDocument::getElementsByTagNameNS () function is an inbuilt function in PHP which is used to search for all elements with given tag name in specified namespace.

  5. See Also ¶ DOMDocument::getElementsByTagNameNS () - Searches for all elements with given tag name in specified namespace

  6. (PHP 5, PHP 7) Searches for all elements with given tag name in specified namespace public DOMNo

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  8. When I’m parsing XML in production—feeds, SAML assertions, SOAP payloads, SVG fragments, Office documents, custom partner exports—I reach for DOMDocument::getElementsByTagNameNS() when I need a fast, readable way to collect elements by namespace URI and local name. You’ll come away knowing: How namespace URI, prefix, and local name differ (and why prefix is a trap) Exactly how ...