SpriteMove.cs

using System.Collections;
using System.Collections.Generic;
using UnityEngine;

public class SpriteMove : MonoBehaviour {

    // 設定データを入れる
    static Dictionary<string, float> settingDic = new Dictionary<string, float>(){
        {"speedMax", 0F},
        {"velocityMax", 0F}
    };

    static public void SetDict( string key, float value)
    {
        settingDic[key] = value;
        Debug.Log( "Changed Value key: " +key+ " / value:"+ value);
    }

	private void Update()
	{
        Debug.Log(settingDic["speedMax"]);
	}
}