/**
* 比较版本号的大小 (两个版本号格式应尽量相同)
*
* @param v1 版本号1
* @param v2 版本号2
* @return 正数:v1大 负数:v2大 0:相等
*/
public static int checkVersion(String v1, String v2) {
String[] verArr1 = v1.split("\.");
String[] verArr2 = v2.split("\.");
int idx = 0;
int minLength = Math.min(verArr1.length, verArr2.length);
int diff = 0;
while (idx < minLength
&& (diff = verArr1[idx].length() - verArr2[idx].length()) == 0
&& (diff = verArr1[idx].compareTo(verArr2[idx])) == 0) {
++idx;
}
diff = (diff != 0) ? diff : verArr1.length - verArr2.length;
return diff;
}
public static void main(String[] args) {
System.out.println(checkVersion("V1.1.1", "V1.1.3"));
}
-----------------------有任何问题可以在评论区评论,也可以私信我,我看到的话会进行回复,欢迎大家指教------------------------
(蓝奏云官网有些地址失效了,需要把请求地址lanzous改成lanzoux才可以)