MACROMEDIA FLEX-FLEX ACTIONSCRIPT LANGUAGE Reference page 201

set variable
Availability
Flash Player 4.
Usage
set("variableString", expression)
Parameters
variableString
A value assigned to the variable.
expression
Returns
Nothing.
Description
Statement; assigns a value to a variable. A variable is a container that holds data. The container is
always the same, but the contents can change. By changing the value of a variable as the SWF file
plays, you can record and save information about what the user has done, record values that
change as the SWF file plays, or evaluate whether a condition is
Variables can hold any data type (for example, String, Number, Boolean, Object, or MovieClip).
Strict data typing is not supported inside a
variable to a value whose data type is different from the data type associated with the variable in a
class file, no compiler error is generated.
A subtle but important distinction to bear in mind is that the parameter
string, not a variable name. If you pass an existing variable name as the first parameter to
without enclosing the name in quotation marks (
is assigned to it. For example, if you create a string variable named
expression
assign it the value "Tuesday," and then forget to use quotation marks, you will inadvertently create
a new variable named
var myVariable:String = "Tuesday";
set (myVariable, "Saturday");
trace(myVariable); // outputs Tuesday
trace(Tuesday); // outputs Saturday
You can avoid this situation by using quotation marks (""):
set ("myVariable", "Saturday");
trace(myVariable); //outputs Saturday
Example
In the following example, you assign a value to a variable. You are assigning the value of
to the variable.
name
set("name", "Jakob");
trace(name);
ActionScript Core Language Elements
A string that names a variable to hold the value of the
that contains the value you intended to assign to
Tuesday
true
statement. If you use this statement to set a
set
, the variable is evaluated before the value of
"")
CHAPTER 5
parameter.
expression
or .
false
is a
variableString
set()
myVariable
myVariable
"Jakob"
set variable
and
:
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