-- card: 21915 from stack: in.07 Reference
-- bmap block id: 0
-- flags: 0000
-- background id: 2697
-- name: 


-- part 1 (button)
-- low flags: 00
-- high flags: 2000
-- rect: left=135 top=105 right=127 bottom=239
-- title width / last selected line: 0
-- icon id / first selected line: 0 / 0
-- text alignment: 1
-- font id: 0
-- text size: 12
-- style flags: 0
-- line height: 16
-- part name: Object expression
----- HyperTalk script -----
on mouseUp
  go to card id 12670
end mouseUp




-- part 2 (button)
-- low flags: 00
-- high flags: 2000
-- rect: left=135 top=84 right=106 bottom=219
-- title width / last selected line: 0
-- icon id / first selected line: 0 / 0
-- text alignment: 1
-- font id: 0
-- text size: 12
-- style flags: 0
-- line height: 16
-- part name: Identifier
----- HyperTalk script -----
on mouseUp
  go to card id 14758
end mouseUp




-- part 3 (button)
-- low flags: 00
-- high flags: 2000
-- rect: left=239 top=105 right=127 bottom=323
-- title width / last selected line: 0
-- icon id / first selected line: 0 / 0
-- text alignment: 1
-- font id: 0
-- text size: 12
-- style flags: 0
-- line height: 16
-- part name: Identifier
----- HyperTalk script -----
on mouseUp
  go to card id 14758
end mouseUp




-- part 4 (button)
-- low flags: 00
-- high flags: A004
-- rect: left=184 top=217 right=242 bottom=309
-- title width / last selected line: 0
-- icon id / first selected line: 0 / 0
-- text alignment: 1
-- font id: 0
-- text size: 12
-- style flags: 0
-- line height: 16
-- part name: Attribute access
----- HyperTalk script -----
on mouseUp
  go to card id 36125
end mouseUp




-- part contents for background part 2
----- text -----
Variable

-- part contents for background part 1
----- text -----
Identifier 
{ Object-expr . } Identifier 

An array element is accessed with 
    Identifier ( expr {, expr} )

Note: 
The dot notation is used to access attributes of an object.