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Question by Sam_Pr · Dec 23, 2013 at 02:57 PM · error

Problem with regeneration script

I know this is probably a very simple problems, however I'm having trouble thinking up why it's wrong.

     public int health = 50;
 
     // Use this for initialization
     void Start () {
     
     }
     
     // Update is called once per frame
     void Update () {
         if(health < 100) {
             health += 1 * Time.deltaTime * 3;
         }
     
         }

Now this is supposed to regenerate player health over time the only problem is, I'm getting this error when I include the Time.deltaTime bit.

 Assets/Assets - scripts/Damage.cs(15,25): error CS0266: Cannot implicitly convert type `float' to `int'. An explicit conversion exists (are you missing a cast?)

As I said before I'm sure this is just something simple that I'm missing so thanks for helping!

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Answer by KellyThomas · Dec 23, 2013 at 03:06 PM

In c# you can cast from one type to another with the following syntax:

 (type)value

Or in your case:

 health += (int)(1 * Time.deltaTime * 3);

Note that this will truncate the float.

For more fine grained control you can use Mathf functions: `CeilToInt()`, `FloorToInt()` or `RoundToInt()`.

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avatar image Sam_Pr · Dec 23, 2013 at 07:57 PM 0
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Thanks, this works great!

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