int[] arr = {1,2,3,4,5,6}; for(int i =0; i<arr.length; i++){ System.out.println("key " + arr[i]); } ---------------- ArrayList<Integer> arr = new ArrayList<>(); arr.add(1); arr.add(3); arr.add(5); arr.add(6); for(int i =0; i<arr.size(); i++){ System.out.println("key " + arr.get(i)); } -------------- Map<String, Integer> map = new HashMap<String, Integer>(); map.put("key", 11); map.put("key1", 11); map.put("key2", 11); map.put("key3", 15); map.put("key4", 11); map.put("key5", 11); map.put("key6", 11); for(Map.Entry<String, Integer> entry : map.entrySet()){ String key = entry.getKey(); int value = entry.getValue(); System.out.println(" "+ key + " "+ value); } ---------------------------
Preview:
downloadDownload PNG
downloadDownload JPEG
downloadDownload SVG
Tip: You can change the style, width & colours of the snippet with the inspect tool before clicking Download!
Click to optimize width for Twitter