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Button.onClick

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public var onClick: UI.Button.ButtonClickedEvent;

Description

UnityEvent that is triggered when the button is pressed.

Note: Triggered on MouseUp after MouseDown on the same object.

#pragma strict
public class ClickExample extends MonoBehaviour {
	public var yourButton: Button;
	function Start() {
		var btn: Button = yourButton.GetComponent.<Button>();
		btn.onClick.AddListener(TaskOnClick);
	}
	function TaskOnClick() {
		Debug.Log("You have clicked the button!");
	}
}
using UnityEngine;
using UnityEngine.UI;
using System.Collections;

public class ClickExample : MonoBehaviour { public Button yourButton;

void Start () { Button btn = yourButton.GetComponent<Button>(); btn.onClick.AddListener(TaskOnClick); }

void TaskOnClick(){ Debug.Log ("You have clicked the button!"); } }