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Question by RonnieThePotatoDEV · Jun 10, 2017 at 04:33 AM · c#accessing from any script

C# Simple Script not working

I have a really simple script in my game. And I mean REALLY simple. However, its not doing what it is supposed to. It uses variables from another script, which is probably what is causing the problem (I don't know much about accessing variables from other scripts I just used a simple script which is pretty much the only way I know how to do it). Anyways here is the script:

 using System.Collections;
 using System.Collections.Generic;
 using UnityEngine;
 
 public class Score : MonoBehaviour {
 
     public GameObject digit1; 
     public GameObject head; //The object that contains the script (which is named "Snake") with the variable, "score"
 
     private Snake snake; //Again this is the script I'm accessing
 
     void Awake () 
     {
         snake = GetComponent<Snake> ();
     }
 
     void Update(){
         if(snake.score == 100)
         {
             digit1.SetActive (true); //this game object is never set active even though my score is 100
         }
     }
 }
 
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Answer by sleepandpancakes · Jun 10, 2017 at 04:36 AM

if(snake.score = 100) should be if(snake.score == 100)

Also, if snake is a component of head, then you should assign it either like so:

 snake = head.GetComponent<Snake>();

or a simpler way would be to make snake a public variable and assign it via the inspector. That way you don't need to find it via code.

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avatar image RonnieThePotatoDEV · Jun 10, 2017 at 04:54 AM 0
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Thanks for the help!

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Answer by kornstar83 · Jun 10, 2017 at 04:58 AM

Why not just make a reference to the digit1 GameObject in the snake script and have the check done in the update of that script?

Add to Snake script,

  public GameObject digit1;
 
  void Update(){
      if(score == 100)// might want to change that to:  if(score >= 100 &&  !digit1.activeSelf)
      {
          digit1.SetActive (true);
      }
  }

Then your score script above wouldn't be needed at all (unless it also does other stuff)

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