PHP 8.3 official release: introduction of class constant explicit types, deep copies of read-only attributes, etc.

CTOnews.com November 23 news, PHP 8.3 version has been officially launched, for many programmers, PHP is the "best language", and the recently released 8.3 version is the annual major version update in 2023, friends can click here to visit the project page: click to visit

CTOnews.com learned from the official title that the most important changes in PHP 8.3 are the addition of "class constant explicit type", "deep copy of read-only attributes", "supplement to random features", as well as performance improvements, error fixes and other contents. CTOnews.com collates the details as follows:

Class constant explicit type

Deep copy of read-only attributes

Add # [\ Override] attribute

New json_validate () function

Add the Randomizer::getBytesFromString () method

Add Randomizer::getFloat () and Randomizer::nextFloat () methods