The JSON.stringify function does not work correctly. Why?

Question

JavaScript

There is such a data structure in js:
When executing JSON.stringify, instead of the normal json representation of the data structure, we get something like "[]" https://monosnap.com/file/wteGoV9miG4jnuanbhfjQ1jp...
Why is this happening?

Answer 1

Everything works correctly. Properties whose names are not integers greater than or equal to zero are discarded. You have an array. Use an object.