List几种遍历方法速度
准备数据 ArrayList<Integer> list new ArrayList<Integer>();for (int i 0; i < 100000000; i) {list.add(i); }1.for循环 for (int i 0; i < list.size(); i) {Integer str list.get(i); }2.for-each循环 for (Integer vo:list) {}3.Lambda list.forEa…
2024-10-10