Java tutorial
//package com.java2s; import android.content.Context; import android.content.SharedPreferences; import android.preference.PreferenceManager; public class Main { public static void putSharedPreferencesFloat(Context context, String key, float val) { SharedPreferences preferences = PreferenceManager.getDefaultSharedPreferences(context); SharedPreferences.Editor edit = preferences.edit(); edit.putFloat(key, val); edit.commit(); } }