anchor.diff:  
   *Return Type*: [.returnType]#Boolean#
   
  -*Examples*: Given that the "abc" attribute contains the value "hello world", "xyz" contains "good bye world", 
  +*Examples*: Given that the "abc" attribute contains the value "hello world", "xyz" contains "good bye world",
   	and "filename" contains "file.txt" consider the following examples:
   
   .anyMatchingAttributes Examples
  
positive.code: 
  *Examples*: If the attribute "time" has the value "1420058163264", then the following Expressions will yield
  	the following results:
  	
  .format Examples
  |============================================================================
  | Expression | Value
  
negative.code: *Return Type*: [.returnType]#Boolean#
  
  [.examples]
  *Examples*: We can invert the value of another function by using the `not` function, as
  	`${filename:equals('hello.txt'):not()}`. This will return `true` if the filename is NOT equal to
  	"hello.txt" and will return `false` if the filename is "hello.txt."
  
  