customer / shanghai-railway-rnapp

package com.metroapp;

import android.content.Context;
import android.content.pm.PackageInfo;
import android.content.pm.PackageManager;

/**
 * Created by mingming on 27/4/18.
 */

public class DeviceUtil {

    // 取得版本号
    public static String getVersionName(Context context) {
        try {
            PackageInfo manager = context.getPackageManager().getPackageInfo(context.getPackageName(), 0);
            return manager.versionName;
        } catch (PackageManager.NameNotFoundException e) {
            return "Unknown";
        }
    }


}