Answers for "how check android version"

current app version check in android

private String getCurrentVersion(){
PackageManager pm = this.getPackageManager();
PackageInfo pInfo = null;

        try {
            pInfo =  pm.getPackageInfo(this.getPackageName(),0);

        } catch (PackageManager.NameNotFoundException e1) {
            e1.printStackTrace();
        }
        String currentVersion = pInfo.versionName;

        return currentVersion;
    }

android get sdk version

if(android.os.Build.VERSION.SDK_INT ==  android.os.Build.VERSION_CODES.LOLLIPOP){
	// Code For Android Version higher equal to LOLLIPOP(21)
} else if(android.os.Build.VERSION.SDK_INT > 21){
	// Code For Android Version higher than LOLLIPOP(21)
} else{
	// Code For Android Version lower than LOLLIPOP(21)
}

current app version check in android

private String getCurrentVersion(){
PackageManager pm = this.getPackageManager();
PackageInfo pInfo = null;

        try {
            pInfo =  pm.getPackageInfo(this.getPackageName(),0);

        } catch (PackageManager.NameNotFoundException e1) {
            e1.printStackTrace();
        }
        String currentVersion = pInfo.versionName;

        return currentVersion;
    }

android get sdk version

if(android.os.Build.VERSION.SDK_INT ==  android.os.Build.VERSION_CODES.LOLLIPOP){
	// Code For Android Version higher equal to LOLLIPOP(21)
} else if(android.os.Build.VERSION.SDK_INT > 21){
	// Code For Android Version higher than LOLLIPOP(21)
} else{
	// Code For Android Version lower than LOLLIPOP(21)
}