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Question by sandhillceltic · Jul 03, 2013 at 02:41 PM · javascriptgetcomponent

How to use GetComponent?

How would I use GetComponent to change variables in other scripts? I understand the concept behind it, but I cannot setup the script in the right format. I used this (http://docs.unity3d.com/Documentation/ScriptReference/GameObject.GetComponent.html) to set up my script. This is the line of code I am having trouble with:

transform.Find("box").GetComponent(lighttoggle).light = true;

In this part of the code, there is a box (gameobject), with a script attached called lighttoggle, With a var (bollean) called light.


But, when I attach the script to the player, the script does not turn on the light. The script works when I attach another trigger to it (Input.GetKeyDown), so the problem is the GetComponent. Can someone tell me how to format the GetComponent so that it will work?


Please don't ask me if I Googled it, I did. I will be grateful for any help. Javascript only, please

-Thanks

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Answer by gheeler · Jul 03, 2013 at 02:45 PM

lighttoggle shoud be in "s

GameObject.Find("box").GetComponent("lighttoggle").light(.enabled) = true;

edit: yeah should be GameObject.Find

and you probably want .enabled = true

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avatar image sandhillceltic · Jul 03, 2013 at 04:06 PM 0
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for the lighttoggle, do I need .js on the end?

avatar image gheeler · Jul 03, 2013 at 05:00 PM 0
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nope, you do not

avatar image Lo0NuhtiK · Jul 03, 2013 at 05:18 PM 0
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It is better to use GetComponent with a Type ins$$anonymous$$d of a string for performance reasons. Sometimes you might not be able to get to the type however, for example when trying to access a C# script from Javascript. In that case you can simply access the component by name ins$$anonymous$$d of type.

  • Script Reference : GetComponent

avatar image Eric5h5 · Jul 03, 2013 at 05:30 PM 0
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Don't use strings with GetComponent.

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Answer by dorpeleg · Jul 03, 2013 at 02:45 PM

I think Your first mistake is the fact that you are using transform.Find.

Either use GameOject.Find, or transform.Find(something).gameobject.

And what @gheeler said.

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avatar image sandhillceltic · Jul 03, 2013 at 04:07 PM 0
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so it be GameObject.Find("box").GetComponent(lighttoggle).light = true;

avatar image dorpeleg · Jul 03, 2013 at 05:37 PM 0
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Yea basically.

look at the link posted above, should help you understand better.

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