In this final article in the series on new features in PHP 7.x, we shall discuss improvements to arrays, operators, constants, and exception handling.

Re: the very large index numbers, I think you'll be fine. I believe (but no promises.. I could be making stuff up) that PHP doesn't actually have such a thing as a true "contiguous block of memory ...

PHP arrays are useful, but they have had too many use cases and some of them can be misleading for programmers. What Drew did is that he took all these use cases and designed a collection API that ...