anchor.diff:  
   [[expression-language-hierarchy]]
   === Expression Language Hierarchy
  -When using Expression Language to reference a property by name there is a defined hierarchy within which NiFi 
  +When using Expression Language to reference a property by name there is a defined hierarchy within which NiFi
   will search for the value.
   
   The current hierarchy in NiFi is as follows:
  
positive.code: [.function]
  === UUID3
  
  *Description*: [.description]#Returns a type 3 (MD5 hashed) namespace name-based UUID.#
  
  [.function]
  === hash
  
negative.code: 
  *Return Type*: [.returnType]#String#
  
  *Examples*: `${UUID()}` returns a value similar to "de305d54-75b4-431b-adb2-eb6b9e546013"
  
  *See Also*: [.seeAlso]#<<uuid3,UUID3()>>, <<uuid5,UUID5()>>#
  
  
  
  