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Question by Doneyes · Sep 04, 2012 at 02:43 PM · updatebooleanfloatyield

Since I can't add a yield during an update, how would I go around it?

Lets say this is my script:

var On : boolean = false;

var Off : boolean = true;'

var Health : float = 20;

function Update()

{

if(On == true)

{

HealthOn()

}

}

function HealthOn()

{

Health -= 2

//yield for 3 seconds

}

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Answer by whydoidoit · Sep 04, 2012 at 02:46 PM

You can start a coroutine from Update but in your case it looks like you should either do that in Start or start a coroutine there - here's the Start version:

 function Start() {
      while(true) {
         if(On) {
              Health -= 2;
              yield new WaitForSeconds(3);
          }
         yield null;
      }
  
 
 }
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avatar image Doneyes · Sep 04, 2012 at 03:18 PM 0
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Even though it is on start, it will continuously check to see if the boolean is true?

avatar image whydoidoit · Sep 04, 2012 at 03:19 PM 0
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Yes due to the while loop and the yield - you can also start a coroutine but there is no need in this simple case.

avatar image whydoidoit · Sep 04, 2012 at 03:21 PM 0
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Think of coroutines with while(true) loops like different versions of Update that have the ability to run at different frequencies. Start can be a coroutine which I used in this case - but any coroutine you run also has the same properties.

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