摘要: NSArray *arr = [NSArray arrayWithObjects:@(0.1),@(0.02),@(0.9),@(1.6),@(0.002),@(0.6), nil]; float max = [arr[0] floatValue]; int index = 0; float secondMax = [arr[1] floatValue]; ... 阅读全文
posted @ 2019-05-24 11:02 小师傅啊小师傅 阅读(409) 评论(0) 推荐(0) 编辑