Use the this keyword when referring to an instance variable with the same name as a function variable:

 

package{
  import flash.display.Sprite;
  
  public class Main extends Sprite{
    var foo;
   
    public function Main(){


    }public function setFoo (foo:String):void {
        this.foo = foo;
}

  }
}

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1.	To declare a variable using strong typing: var variableName:Datatype;
2.	Once a variable has been declared, you can assign a value to it using a simple assignment statement with an equals sign
3.	You can also declare the variable and assign a value, or initialize the variable, all on one line
4.	It is a good practice to initialize your variables to null when you don't have any other specific value to assign to them
5.	Perform operations using variables
6.	You can declare several variables on a single line
7.	Using Access Controls
8.	Overriding Variables
9.	To declare the data type of a variable, use the colon operator right after the name of the variable.
10.	Using Untyped Variables with the Wildcard (*) Data Type

Use the this keyword when referring to an instance variable with the same name as a function variable: : Variable Declare « Data Type « Flash / Flex / ActionScript

Related examples in the same category