Version: 2017.3


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public void SetIsDifferentCacheDirty ();


Update hasMultipleDifferentValues cache on the next /Update()/ call.

Normally, you should not need to call this, as the SerializedProperty setters take care of this. However, when you change an object bypassing the SerializedProperty class, you will need to manually call this to force the difference cache to be updated.