摘要: //数组声明var arr0 = Array()var arr1 = Array(count: 3, repeatedValue: "")var strs = ["Hello"]print(strs.count) //个数strs.append("Hi") //添加print(strs.isEmpt... 阅读全文
posted @ 2016-01-14 11:43 云影风雨 阅读(148) 评论(0) 推荐(0) 编辑