package{ : Math « Development « Flash / Flex / ActionScript






package{

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

        var nPathRadius:Number = 100;
        var nDegrees:Number = 0; 
        
        var nRadians:Number = nDegrees * (Math.PI / 180); 
        
        var nX:Number = nPathRadius * Math.sin(nRadians);
        var nY:Number = nPathRadius * Math.cos(nRadians); 
        
        trace(nX);
        trace(nY);
        
    }
  }
}

        








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1.Math Constants
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7.The ceil() method returns the next-highest integer value of the number passed it as an argument.
8.The floor()returns the next-lowest integer.
9.Use round(), ceiling(), and floor() to round or truncate to decimal place values.
10.Generating Random Numbers: The random() returns a floating-point value between 0 and 0.999999, inclusive.
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19.Use Math.floor( ) to round a number down
20.Use Math.ceil( ) to round a number up.
21.To round a number to the nearest decimal place:
22.Use the identical math to round a number to the nearest multiple of an integer.
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