Array order problem

[Nurettin Akyüz]

I have a json array. For example arr= ["1", "2", "3", "4"]
After deleting "3", the array looks like arr= ["1", "2", "4"] then differences are that 3rd element is edited and 4th element is deleted. It doesn't work. How to avoid from this situation?

[Patrick Schaub]

duplicate; known issue; see #37