count() Operation

Counts the number of elements in an array.

Syntax	`anArray.count()`
Semantics	Counts the number of elements in `anArray`. The count operation returns an Integer value. The count of an empty array is zero.
Substitutables	`anArray`	Can be any variable or object attribute having the type Array.
Examples	Input: an array of names JSON `{"names": ["Irene", "Eliza", "Raymond", "Jane", "David"]}` CODE `set size = names.count();` Result: size is 5.