The following attributes are defined for string values.
length
Gives the number of characters composing the string, not counting the terminating null. Examples:
(poke) "foo"'length 3UL (poke) ""'length 0UL
size
Gives an offset with the storage occupied by the string. This includes the terminating null. Examples:
(poke) "foo"'size 32UL#b (poke) ""'size 8UL#b
mapped
Always 0 for strings. (see Mapping).