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@ 2017-03-22T11:10:17Z

<?php

$xml = '
    <content>
        <hello attribute="123"></hello>
    </content>
';

class Parser {

    private $xml;

    public function __construct(SimpleXMLElement $xml) {
        $this->xml = $xml;
    }

    public function asString(): string {
        return $this->getValue();
    }

    public function asInt(): int {
        return $this->getValue();
    }

    public function asCastedInt(): int {
        return $this->asString();
    }

    public function directConversion() {
        return (int)$this->getValue();
    }

    private function getValue() {
        return $this->xml->hello['attribute'];
    }

}

$object = new Parser(new SimpleXMLElement($xml));

var_dump($object->asString());
var_dump($object->asCastedInt());
var_dump($object->directConversion());
var_dump($object->asInt());

Output for git.master, git.master_jit, rfc.property-hooks: string(3) "123" int(123) int(123) Fatal error: Uncaught TypeError: Parser::asInt(): Return value must be of type int, SimpleXMLElement returned in /in/JnFCh:22 Stack trace: #0 /in/JnFCh(44): Parser->asInt() #1 {main} thrown in /in/JnFCh on line 22
Process exited with code 255.

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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2016-08-14 Arrow functions - withdrawn
2016-05-29 array_change_keys() - withdrawn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2016-03-16 Typed Properties - superseded in favor of Typed Properties 2.0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2015-05-01 Short Closures - declined / withdrawn in favor of Arrow Functions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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