Online PHP editor | output for JnFCh

@ 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 8.0.0 - 8.0.30, 8.1.0 - 8.1.34, 8.2.0 - 8.2.30, 8.3.0 - 8.3.30, 8.4.1 - 8.4.18, 8.5.0 - 8.5.3: 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.
Output for 7.3.0 - 7.3.33, 7.4.0 - 7.4.33: string(3) "123" int(123) int(123) Fatal error: Uncaught TypeError: Return value of Parser::asInt() must be of the type int, object 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.
Output for 7.0.0 - 7.0.20, 7.1.0 - 7.1.33, 7.2.6 - 7.2.33: string(3) "123" int(123) int(123) Fatal error: Uncaught TypeError: Return value of Parser::asInt() must be of the type integer, object 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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