I’m sure this conversation has happened before. But it’s on my mind as I work 
on some things on wanted to ask internals real quick before getting back to it.

[“2” => “hello”, “4” => “internals”] -> [2 => “hello”, 4 => “internals”]

Meanwhile:

[“hello”, “internals”] -> cast to object -> (“0” => “hello”, “2” => “internals”)

Curious why this it’s the case that specifically requesting a string be a key 
that happens to be an integer, becomes an int type.

I kind of understand why in the case of object the implicit (PHP-established) 
integers become strings.

And, of course, casting back puts us back to an indexed array. I’ve picked up 
that type juggling might be a touchy point - but the focus is on why the key 
gets cast at all when it’s an array type.

Is it to facilitate the type juggle from an object to an array??

Cheers,
Josh
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