App Engine PHP SDK  v1 rev.445
The PHP runtime is available as an experimental Preview feature.
Class List
Here are the classes, structs, unions and interfaces with brief descriptions:
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 Ngoogle
 Nappengine
 Nappengine_datastore_v3
 Nnet
 Nstorage_onestore_v3
 NCompositeIndex
 NEntityProto
 NIndex
 NIndexPostfix
 NPath
 NProperty
 NPropertyValue
 NSnapshot
 CCompositeIndex
 CCompositeProperty
 CEntityProto
 CIndex
 CIndexPosition
 CIndexPostfix
 CPath
 CProperty
 CPropertyValue
 CReference
 CSnapshot
 CUser
 CAdminMessageTest
 CApiProxyTest
 CAppIdentityServiceTest
 CMemcache
 CMemcached
 CMemcachedTest
 CMemcacheTest
 CMessageTest
 CUserServiceTest
 CUserTest