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<?php declare(strict_types=1); class SomeImmutableObject { private $someString; public function __construct(string $value) { $this->someString = $value; } public function getValue(): string { return 'the value is:' . $this->someString . ' - '; } } $one = new SomeImmutableObject('Foo'); echo $one->getValue(); //Foo $one->__construct('Bar'); echo $one->getValue(); //Bar
Output for 7.2.0 - 7.2.34, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.33, 8.2.0 - 8.2.29, 8.3.0 - 8.3.25, 8.4.1 - 8.4.12
the value is:Foo - the value is:Bar -

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