XMLDiff\Memory::diff

(PECL xmldiff >= 0.8.0)

XMLDiff\Memory::diff — Diff two XML documents

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public XMLDiff\Memory::diff ( string $from , string $to ) : string

Diff two strings containing XML documents and produce the diff information.

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from: Source XML document.
to: Target XML document.

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String with the XML document containing the diff information or NULL.