Question

在actionscript 3中，怎么样 从数组中随机抽取几个元素？ 例如myArray=["a","b","c","d","e","f","g"]

在actionscript 3中，怎么样 从数组中随机抽取几个元素？
例如A_Array=["a","b","c","d","e","f","g"]

我想从这里面随机抽取3个，组成一个新的B_Array。

Answer 1

for(var i:int = 0;i < 3; i++)
{
var str:String = A_Array[Math.ceil(Math.random() * A_Array.length)];
B_Array[i] = str;

}