rfc:immutability
Differences
This shows you the differences between two versions of the page.
Both sides previous revisionPrevious revisionNext revision | Previous revisionLast revisionBoth sides next revision | ||
rfc:immutability [2018/02/19 12:42] – marijic.silvio | rfc:immutability [2018/02/19 21:13] – marijic.silvio | ||
---|---|---|---|
Line 22: | Line 22: | ||
**Cons** | **Cons** | ||
- | - (Please point it out more disadvantages) | + | - Currently arrays on immutable properties are not supported. |
Line 134: | Line 134: | ||
</ | </ | ||
+ | ==== Comparison ==== | ||
+ | |||
+ | Identity of immutable object is based on its value. So two immutable are identical if they are of the same type and contain same value. | ||
+ | |||
+ | <code php> | ||
+ | immutable class Email { | ||
+ | public $email; | ||
+ | |||
+ | public function __construct ($email) { | ||
+ | // validation | ||
+ | |||
+ | $this-> | ||
+ | } | ||
+ | } | ||
+ | |||
+ | $email1 = new Email(" | ||
+ | $email2 = new Email(" | ||
+ | var_dump($email1 === $email2); // bool(true) | ||
+ | </ | ||
===== Examples ===== | ===== Examples ===== | ||
Line 320: | Line 339: | ||
===== Future Scope ===== | ===== Future Scope ===== | ||
+ | Add support for arrays on immutable properties. | ||
+ | Expand immutability to regular variables also. | ||
===== Proposed Voting Choices ===== | ===== Proposed Voting Choices ===== |
rfc/immutability.txt · Last modified: 2018/02/20 11:19 by marijic.silvio