Enumerations are a restricting layer on top of classes and class constants, intended to provide a way to define a closed set of possible values for a type.
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Table of Contents. Enumerations overview · Basic enumerations · Backed enumerations · Enumeration methods · Enumeration static methods · Enumeration constants ...
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This declaration creates a new enumerated type named Suit , which has four and only four legal values: Suit::Hearts , Suit::Diamonds , Suit::Clubs , and Suit:: ...
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Enums appear in many languages with a variety of different features. In PHP, Enums are a special kind of object. The Enum itself is a class, and its possible ...
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Enums (both Pure Enums and Backed Enums) may contain methods, and may implement interfaces. If an Enum implements an interface, then any type check for that ...
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A function can type a parameter against UserStatus and then only accept those four values, period. All four values have a label() method, which returns a human- ...
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A Backed Enum may be backed by types of int or string , and a given enumeration supports only a single type at a time (that is, no union of int|string ). If an ...
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PHP Manual ¶ · Basic syntax · Types · Variables · Constants · Expressions · Operators · Control Structures · Functions ...
Oct 31, 2008 · SplEnum gives the ability to emulate and create enumeration objects natively in PHP. http://www.php.net/manual/en/class.splenum.php. Attention:.
In this updated example, each enum value is represented as an associative array with two keys: 'label' and 'description'. You can customize the label and ...
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