Mashape/mashape-php-library — pull request #4 by richtr (2011-11-26 01:08:02+00:00)
Title: Optional XML API response output support (refactored)

This patch adds support for XML output to be returned if an 'output' parameter that equals 'xml' has been sent from the API client.

That's it!

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XML support may also need to be patched to the client libraries.