How to edit an element on the stage through the inspector?

Question

Unity

There is a GridNode component that has the Type and Modifier fields. How to make it so that when changing the value of these fields in the inspector, the sprite of the object on the stage changes without starting the game? How, for example, Transform and SpriteRenderer work, if you change the value in them, then they are applied immediately without starting

Answer 1

Found a solution using the OnValidate() function