android获取当前软件版本号和版本名称

<span style="font-size:18px;">/**
* 获取本地软件版本
*/
public static int getLocalVersion(Context ctx) {
int localVersion = 0;
try {
PackageInfo packageInfo = ctx.getApplicationContext()
.getPackageManager()
.getPackageInfo(ctx.getPackageName(), 0);
localVersion = packageInfo.versionCode;
LogUtil.d("TAG", "本软件的版本。。" + localVersion);
} catch (NameNotFoundException e) {
e.printStackTrace();
}
return localVersion;
}

/**
* 获取本地软件版本名称
*/
public static String getLocalVersionName(Context ctx) {
String localVersion = "";
try {
PackageInfo packageInfo = ctx.getApplicationContext()
.getPackageManager()
.getPackageInfo(ctx.getPackageName(), 0);
localVersion = packageInfo.versionName;
LogUtil.d("TAG", "本软件的版本。。" + localVersion);
} catch (NameNotFoundException e) {
e.printStackTrace();
}
return localVersion;
}</span>