PHP 7.4 comes with a remarkable amount of new features. For the new PHP programmer might confuse why there are lot of method for to get current date and time and which one to use in their project. Microsoft has announced that it will not offer support in 'any capacity' for PHP for Windows 8.0 when it is released. Here's what weak maps look like, an example from the RFC: A small, yet useful, new feature: it's now possible to use ::class on objects, instead of having to use get_class() on them. appreciates how difficult it was." Meanwhile the client wants the work finished right away. This again makes me think you are either a lazy coder or don't understand how computers make use of your code in the first place. However, its incessant change, and ever more people abandoning the language have severely curtailed its usefulness. If this caching layer uses weak references and maps instead, PHP will garbage collect these objects when nothing else references them anymore. PHP 5.4 - Added ENT_SUBSTITUTE, ENT_DISALLOWED, ENT_HTML401, ENT_HTML5, ENT_XML1 and ENT_XHTML PHP 5.3 - Added ENT_IGNORE constant. That's comment about Python breakage is just false. Estimated Upgrade Time: 15 Minutes {note} We attempt to document every possible breaking change. ', Why Can We Write Software To Get To the Moon, But Not To Count Votes. We'll start with a list of all new features, and then look at changes and deprecations.A note before we dive in though: if you're still on a lower version of PHP,you'll also want to read what's new in PHP 7.3. It is not obvious what alternatives to use. Changes to a new minor version, shouldn't introduce any breakage change, and it would most likely be considered a regression if it happened. * versions. PHP 8's JIT compiler can provide substantial performance improvements for some use cases. In Python2 x = '/a/filename'; if x[0] == '/': y = 1 sets y to 1 as you might expect if you know strings in python are just anther form of sequence, and indexing into a sequence does the obvious thing. This isn't possible anymore, and will throw a TypeError: PHP used to interpret each part of a namespace (separated by a backslash \) as a sequence of tokens. It's good to see more modern languages thinking of efficiency instead of treating RAM as an infinite resource. We are not responsible for them in any way. Especially in the case of ORMs, which can manage several hundreds, if not thousands of entities within a request; weak maps can offer a better, more resource friendly way of dealing with these objects. EditorDavid. In PHP 8 change … What is: PHP7 – Breaking Changes from PHP5. If you look at the current PHP-8.0.0 BC page on their website you'll see very detailed description of what breaks. I get freakin' mad when people start whining about shortcomings of this and that. How many times have you dealt with something than may have been one of several different things at different times? ... Just the occasional timeout.- No matter how shitty your code is, it doesn't really matter. Sounds like something gettype() would do? You can read all about the nullsafe operator here. // Fatal error: Mixed types cannot be nullable, null is already part of the mixed type. PHP 8 was released on November 26, 2020. This may break HTML output if you try to set a different charset in your HTML head. Posted Calendar: At least Python 2.7 is pretty stable, as of about 2.7.9 or so which made things nice for a while since you could just write against Python 2.7 and things would generally work. Comments owned by the poster. The best part is that all the errors will only appear at runtime (or should that be called "funtime" from now on?). In Python3 even the assignment x = '/a/filename' contains a hidden trap. 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