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@ 2017-09-21T21:05:34Z

<?php

class Foo extends \ArrayIterator
{
    
}

$fooReflection = new \ReflectionClass(\Foo::class);
$recursiveArrayIteratorReflection = new \ReflectionClass(\RecursiveArrayIterator::class);

printf("%d constants in %s, ", count($fooReflection->getConstants()), \Foo::class);
if ($fooReflection->getParentClass()) {
    printf("%s extends %s\n", Foo::class, $fooReflection->getParentClass()->getName());
}
printf("%d constants in %s, ", count($recursiveArrayIteratorReflection->getConstants()), \RecursiveArrayIterator::class);
if ($recursiveArrayIteratorReflection->getParentClass()) {
    printf("%s extends %s\n", \RecursiveArrayIterator::class, $recursiveArrayIteratorReflection->getParentClass()->getName());
}
printf("%d constants in %s\n", count((new \ReflectionClass(\ArrayIterator::class))->getConstants()), \ArrayIterator::class);

Output for git.master, git.master_jit, rfc.property-hooks: 2 constants in Foo, Foo extends ArrayIterator 3 constants in RecursiveArrayIterator, RecursiveArrayIterator extends ArrayIterator 2 constants in ArrayIterator

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2020-03-21 RFC: Is_Literal - declined
2020-12-04 Enumerations - included in PHP 8.1
2018-06-15 Typed Properties v2 - implemented in PHP 7.4
2016-08-12 Object typehint - included in PHP 7.2
2016-08-14 Arrow functions - withdrawn
2016-05-29 array_change_keys() - withdrawn
2016-04-19 Lexical scope support for anonymous classes - suspended
2016-04-17 Functional Interfaces - declined
2016-03-16 Typed Properties - superseded in favor of Typed Properties 2.0
2015-08-27 Callable Prototypes - declined
2015-05-01 Short Closures - declined / withdrawn in favor of Arrow Functions
2015-02-18 Scalar type hints v5 - included in PHP 7
2015-02-14 Union Types - declined
2013-09-22 Anonymous classes - included in PHP 7

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