如题所述
//1:
var arr = new Array(1,2,3);
//2:
var arr1 = [1,2,3];
//3:
var arr2 = new Array(3);
arr2[0]= 1;
arr2[1]= 2;
arr2[2] = 3;
var arr = new Array(1,2,3);
//2:
var arr1 = [1,2,3];
//3:
var arr2 = new Array(3);
arr2[0]= 1;
arr2[1]= 2;
arr2[2] = 3;
温馨提示:答案为网友推荐,仅供参考