//版本號比較:前者小返回true，前者大返回false public static boolean versionCompareTo(String version1, String version2) {Log.d("輸出第一個參數",version1);Log.d("輸出第二個參數",version2);version1 = version1 == null ? "" : version1.replaceAll("[^\\d\\.]+", "");version2 = version2 == null ? "" : version2.replaceAll("[^\\d\\.]+", "");String[] version1Array = version1.split("\\.");String[] version2Array = version2.split("\\.");List<Integer> version1List = new ArrayList<Integer>();List<Integer> version2List = new ArrayList<Integer>();for (int i = 0; i < version1Array.length; i++) {version1List.add(Integer.parseInt(version1Array[i]));}for (int i = 0; i < version2Array.length; i++) {version2List.add(Integer.parseInt(version2Array[i]));}int size = version1List.size() > version2List.size() ? version1List.size() : version2List.size();while (version1List.size() < size) {version1List.add(0);}while (version2List.size() < size) {version2List.add(0);}for (int i = 0; i < size; i++) {if (version1List.get(i) > version2List.get(i)) {return false;}if (version1List.get(i) < version2List.get(i)) {return true;}}return false;}

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