Adobe 65036570 Scripting Guide - Page 71

ADOBE DIRECTOR 11.0 34 Scripting Dictionary // JavaScript syntax // define a property list var foodList = propList("breakfast", "Waffles", "lunch", "Tofu Burger"); trace(foodList["breakfast"]); // displays Waffles trace(foodList["lunch"]); // displays Tofu Burger The following statements use getaProp() to retrieve the value associated with the property breakfast, and getPropAt() to retrieve the property at the second index position in the list: -- Lingo syntax -- define a property list foodList = [#breakfast:"Waffles", #lunch:"Tofu Burger"] trace(foodList.getaProp(#breakfast)) -- displays "Waffles" trace(foodList.getPropAt(2)) -- displays #lunch // JavaScript syntax // define a property list var foodList = propList("breakfast", "Waffles", "lunch", "Tofu Burger"); trace(foodList.getaProp("breakfast")) // displays Waffles trace(foodList.getPropAt(2)) // displays lunch The following statements use dot syntax to access the values associated with properties in a property list: -- Lingo syntax -- define a property list foodList = [#breakfast:"Waffles", #lunch:"Tofu Burger"] trace(foodList.breakfast) -- displays "Waffles" // JavaScript syntax // define a property list var foodList = propList("breakfast", "Waffles", "lunch", "Tofu Burger"); trace(foodList.lunch); // displays Tofu Burger Checking items in lists You can determine the characteristics of a list and the number of items the list contains by using the following methods: • To display the contents of a list, use the put() or trace() functions, passing the variable that contains the list as a parameter. • To determine the number of items in a list, use the count() method (Lingo only) or the count property. • To determine a list's type, use the ilk() method. • To determine the maximum value in a list, use the max() method. • To determine the minimum value in a list, use the min() function. • To determine the position of a specific property, use the findPos, findPosNear, or getOne command. The following statements use count() and count to display the number of items in a list: -- Lingo syntax workerList = ["Bruno", "Heather", "Carlos"] -- define a linear list trace(workerList.count()) -- displays 3 trace(workerList.count) -- displays 3 // JavaScript syntax var workerList = list("Bruno", "Heather", "Carlos"); // define a linear list trace(workerList.count); // displays 3 The following statements use ilk() to determine a list's type: