package{ : Math « Development « Flash / Flex / ActionScript
- Flash / Flex / ActionScript
- Development
- Math
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);
}
}
}
Related examples in the same category
1. | Math Constants | | |
2. | Math Class Arithmetic | | |
3. | Math Class Trigonometry | | |
4. | Math class includes the constant Math.PI for the number, ratio of a circle's circumference to its diameter. | | |
5. | Finding Absolute Values | | |
6. | Rounding and Truncating Numbers: round(), ceiling(), and floor() | | |
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. | | |
11. | Generate a random number within a range that does not start with 0 | | |
12. | Random integer values | | |
13. | If you are working with one six-sided die, you want to generate a random number between 1 and 6 each time | | |
14. | Finding the Greater or Lesser of Two Numbers | | |
15. | The calculation for finding compound interest: newValue = originalValue * (1 + rate/cp)^(cp*t) | | |
16. | The exp() method requires one parameter: a number. It then raises e (Math.E) to the power of that number. | | |
17. | atan2(), takes two parameters (an X- and a Y-coordinate), and returns the angle formed by the right triangle measured in radians: Math.atan2(x, y) | | |
18. | Use Math.round( ) to round a number to the nearest integer | | |
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. | | |
23. | All trig functions operate on radians, an angular unit in which radians measure a full revolution. | | |
24. | Generate random number in a range | | |