14.4.9 Array Attributes

The following attributes are defined for array values.

size

Gives an offset with the storage occupied by the complete array. Example:

(poke) [1,2,3]'size
96UL#b

length

Gives the number of elements stored in the array. Example:

(poke) [1,2,3]'length
3

mapped

Boolean indicating whether the array is mapped. Examples:

(poke) var a = [1,2,3]
(poke) var b = int[3] @ 0#B
(poke) a'mapped
0
(poke) b'mapped
1

strict

Boolean indicating whether the array is mapped in strict mode. Examples:

(poke) var a = int[3] @ 0#B
(poke) a'strict
1
(poke) var a = int[3] @! 0#B
(poke) a'strict
0