SplEnum (class)
Introduction
(PECL spl_types >= 0.1.0)
SplEnum gives the ability to emulate and create enumeration objects natively in PHP.
Class synopsis
SplEnum extends SplType {
/* Constants */
const NULL __default = null ;
/* Methods */
public array getConstList ([ bool $include_default = false ] )
/* Inherited methods */
SplType::__construct ([ mixed $initial_value [, bool $strict ]] )
}
Predefined Constants
SplEnum::__default
Examples
Example #1 SplEnum usage example
<?php
class?Month?extends?SplEnum?{
????const?__default?=?self::January;
????
????const?January?=?1;
????const?February?=?2;
????const?March?=?3;
????const?April?=?4;
????const?May?=?5;
????const?June?=?6;
????const?July?=?7;
????const?August?=?8;
????const?September?=?9;
????const?October?=?10;
????const?November?=?11;
????const?December?=?12;
}
echo?new?Month(Month::June)?.?PHP_EOL;
try?{
????new?Month(13);
}?catch?(UnexpectedValueException?$uve)?{
????echo?$uve->getMessage()?.?PHP_EOL;
}
?>
The above example will output:
6
Value not a const in enum Month
Table of Contents
- SplEnum::getConstList — Returns all consts (possible values) as an array.
← SplFloat
SplEnum::getConstList →
? 1997–2017 The PHP Documentation Group
Licensed under the Creative Commons Attribution License v3.0 or later.
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