[ Android ] : save an array to SharedPreferences

save array to SharedPreferences :

public boolean saveArray(String[] array, String arrayName, Context mContext) {  

    SharedPreferences prefs = mContext.getSharedPreferences("preferencename", 0); 

    SharedPreferences.Editor editor = prefs.edit(); 

    editor.putInt(arrayName +"_size", array.length); 

    for(int i=0;i<array.length;i++) 

        editor.putString(arrayName + "_" + i, array[i]); 

    return editor.commit(); 

}

load array from SharedPreferences :

public String[] loadArray(String arrayName, Context mContext) { 

    SharedPreferences prefs = mContext.getSharedPreferences("preferencename", 0); 

    int size = prefs.getInt(arrayName + "_size", 0); 

    String array[] = new String[size]; 

    for(int i=0;i<size;i++) 

        array[i] = prefs.getString(arrayName + "_" + i, null); 

    return array; 

}