What is an array of arrays called when all arrays have the same size?
In C# world there are 2 kinds of array declarations, and 2 names for it:


Jagged:



[ 
  [ 1, 2, 3 ]
  [ 1, 2, 3, 4 ]
  [ 1, 2 ]
]



Rectangular:



[ 
  [ 1, 2, 3, 4 ]
  [ 1, 2, 3, 4 ]
  [ 1, 2, 4, 4 ]
]