05 — New Features in PHP 8.3
New Function
json_validate()
json_validate() is intended to serve as a more covenient way to check JSON code for validity.
New Method
Randomizer::getBytesFromString()
Randomizer::getBytesFromString() is intended to serve as a more convenient way to generate random strings containing only specific bytes.
New Methods
Randomizer::getFloat() and Randomizer::nextFloat()
Randomizer::getFloat() and Randomizer::nextFloat() are intended to serve as more reliable ways to generate unbiased random floating-point numbers.
Summary
Some of the newest additions to PHP are json_validate(), Randomizer::getBytesFromString(), Randomizer::getFloat(), and Randomizer::nextFloat().