dynamically array declaration
single numeric value will be treated as length
Assigning values to an array
Single value array definition
Defining an Array using Array Literal
multivalue array declaration
Assigning member of the two-dimention array
string element of an array is considered another array

console.log(car[0][4]); // output n
console.log(car[1][1][6]); //output a
Defining an object