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Question by 2dkot · Sep 02, 2012 at 01:51 PM · inputmouseclick

Input.GetMouseButtonDown(0) not work properlly

Hi everyone,

Cant figure out why it doesn't work as expected. this a part of script.

 function Update(){
     print(Input.GetMouseButtonDown(0));
 }

Well, it returns true only, when I press button, but it returns false even i still hold button down.

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Answer by DESTRUKTORR · Sep 02, 2012 at 02:35 PM

`GetMouseButtonDown`, `GetButtonDown`, and `GetKeyDown` all only call once, for the event of actually pressing the mouse button/button/key. The same goes for `GetMouseButtonUp`, `GetButtonUp`, and `GetKeyUp` with respect to releasing said mouse button/button/key.

`GetMouseButton`, `GetButton`, and `GetKey` call continuously, as the mouse button/button/key are held down.

Look here for more information on how to use the Input class.

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Answer by Graham-Dunnett · May 23, 2013 at 08:58 PM

http://docs.unity3d.com/Documentation/ScriptReference/Input.GetMouseButtonDown.html

"It will not return true until the user has released the mouse button and pressed it again."

You probably want GetMouseButton().

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Answer by joel_b · May 23, 2013 at 08:59 PM

An example:

  void Update ()
     {
         StartCoroutine(mouseDown());
     }
      
     IEnumerator mouseDown()
     {
         while(Input.GetMouseButton(0))
         {
            print("mouse button held down");
            yield return null;  // Give up control  
         }
     }
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Answer by Beru · Dec 27, 2013 at 03:08 AM

Be sure you move your mouse inside the game area, in the Game view.

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