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Declaration
public bool DuplicateCommand();
Description
Duplicates the array element referenced by the SerializedProperty.
Used to insert another element in the array, initialized to the same contents as the SerializedProperty.
Additional resources: InsertArrayElementAtIndex
using UnityEditor;
using UnityEngine;
public class SerializedPropertyDuplicateCommandExample : ScriptableObject
{
public string[] m_Data;
[MenuItem("Example/SerializedProperty/DuplicateCommand Example")]
static void MenuCallback()
{
SerializedPropertyDuplicateCommandExample obj = ScriptableObject.CreateInstance<SerializedPropertyDuplicateCommandExample>();
obj.m_Data = new string[] { "A", "B", "C" };
SerializedObject serializedObject = new SerializedObject(obj);
SerializedProperty arrayProperty = serializedObject.FindProperty("m_Data");
SerializedProperty element1 = arrayProperty.GetArrayElementAtIndex(1);
element1.DuplicateCommand();
element1.DuplicateCommand();
// Last entry has been shifted from index 2 to index 4
SerializedProperty lastElement = arrayProperty.GetArrayElementAtIndex(4);
lastElement.DuplicateCommand();
serializedObject.ApplyModifiedProperties();
// Outputs "A B B B C C"
Debug.Log("Final array contents: " + string.Join(" ", obj.m_Data));
}
}