方法一:超级for循环遍历for(String attribute : list) {System.out.println(attribute)}
方法二:对于ArrayList来说速度比较快, 用for循环, 以size为条件遍历for(int i = 0 ; i < list.size() ; i++) {system.out.println(list.get(i));}
方法三:集合类的通用遍历方式, 从很早的版本就有, 用迭代器迭代Iterator it = list.iterator();while(it.hasNext()) {System.ou.println(it.next)}
java怎么获取list长度介绍到这里,更多java学习请参考编程字典java教程 和问答部分,谢谢大家对编程字典的支持。
原文链接:https://blog.csdn.net/tough_strong/article/details/80738454?ops_request_misc=%257B%2522request%255Fid%2522%253A%2522163246553616780255259699%2522%252C%2522scm%2522%253A%252220140713.130102334.pc%255Fblog.%2522%257D&request_id=163246553616780255259699&biz_id=0&utm_medium=distribute.pc_search_result.none-task-blog-2~blog~first_rank_v2~rank_v29-3-80738454.pc_v2_rank_blog_default&utm_term=java&spm=1018.2226.3001.4450