Version: 2022.1
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GUI.changed

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public static bool changed;

Description

Returns true if any controls changed the value of the input data.

// Draws a text field and when it gets modified prints a message
using UnityEngine;
using System.Collections;

public class ExampleClass : MonoBehaviour { public string stringToEdit = "Modify me.";

void OnGUI() { // Make a text field that modifies stringToEdit. stringToEdit = GUI.TextField(new Rect(10, 10, 200, 20), stringToEdit, 25);

if (GUI.changed) { Debug.Log("Text field has changed."); } } }