比较版本号
返回數字, 0 表示相同; 1 表示version1大; 2 表示version2大;
public static int compareVersion(String version1, String version2) {if (version1.equals(version2)) {return 0;}String[] version1Array = version1.split("//.");String[] version2Array = version2.split("//.");int v1Len = version1Array.length;int v2Len = version2Array.length;int minLen = Math.min(v1Len, v2Len);int v1 = 0;int v2 = 0;for (int i = 0; i < minLen; i++) {v1 = Integer.parseInt(version1Array[i]);v2 = Integer.parseInt(version2Array[i]);if (v1 > v2) {return 1;} else if (v1 < v2) {return 2;}}if (v1Len > v2Len) {return 1;} else if (v1Len < v2Len) {return 2;}return 0;}
public static int compareVersion(String version1, String version2) {if (version1.equals(version2)) {return 0;}String[] version1Array = version1.split("//.");String[] version2Array = version2.split("//.");int v1Len = version1Array.length;int v2Len = version2Array.length;int minLen = Math.min(v1Len, v2Len);int v1 = 0;int v2 = 0;for (int i = 0; i < minLen; i++) {v1 = Integer.parseInt(version1Array[i]);v2 = Integer.parseInt(version2Array[i]);if (v1 > v2) {return 1;} else if (v1 < v2) {return 2;}}if (v1Len > v2Len) {return 1;} else if (v1Len < v2Len) {return 2;}return 0;}
一個簡單的比較方法,本來也沒什么好寫下來的,不過翻看了下網上的,沒有這么寫的,感覺都是寫的彎彎繞繞的,所以附個自己的。
轉載于:https://www.cnblogs.com/LcxSummer/p/10595598.html
總結