Multidimensional Arrays

Versions

[{“Name”:“1.6.8”,“GroupName”:null},{“Name”:“1.8”,“GroupName”:null},{“Name”:“1.9”,“GroupName”:null},{“Name”:“2.0”,“GroupName”:null},{“Name”:“2.1”,“GroupName”:null},{“Name”:“2.2”,“GroupName”:null},{“Name”:“2.3”,“GroupName”:null},{“Name”:“2.4”,“GroupName”:null}]

Introduction

Multidimensional Arrays in Ruby are just arrays whose elements are other arrays.

The only catch is that since Ruby arrays can contain elements of mixed types, you must be confident that the array that you are manipulating is effectively composed of other arrays and not, for example, arrays and strings.