method
    
    >
 
  >(p1)
  public
  Returns true if other is subset of hash.
h1 = {a:1, b:2} h2 = {a:1, b:2, c:3} h1 > h2 #=> false h2 > h1 #=> true h1 > h1 #=> false
 
  >(p1)
  public
  Returns true if other is subset of hash.
h1 = {a:1, b:2} h2 = {a:1, b:2, c:3} h1 > h2 #=> false h2 > h1 #=> true h1 > h1 #=> false