package org.kingda.book.primitivedata
{
	import flash.display.Sprite;

	public class MultipleArrayOperation extends Sprite
	{
		public function MultipleArrayOperation() {
			createMultipleArray();
		}
		
		private function createMultipleArray():void {
			//直接使用中括號嵌套來創建多維數組
			var sample1:Array = [[1,2,3], [4,5,6],[7,8,9]];
			trace (sample1[2]);
			//注意數組索引是從零開始的，所以輸出的是第三個數組：7,8,9
			trace (sample1[2][1]);
			//輸出第三個數組第二個元素:8
			
			//使用構造函數來創建多維數組
			var sample2:Array = new Array(new Array(1,2,3), new Array(4,5,6), new Array(7,8,9));
			trace (sample2[2][1]);
			//輸出:8
			
			//先定義數組的長度，再一一添加子數組。
			var sample3:Array = new Array(3);
			sample3[0] = [1,2,3];
			sample3[1] = [4,5,6];
			sample3[2] = [7,8,9];
			trace (sample3[2][1]);
			//輸出:8
			
			var foo:int = 500;
if (foo >0 ) {
	trace ("foo是一個正整數");
} else if (foo > 100) {
	trace ("foo是一大于100的正整數");
} else {
	trace ("foo小于0");
}

		}
	}
}