Online PHP editor | output for 093Ao

@ 2024-07-09T01:22:14Z

<?php

// User with a protected method
class User
{
    protected function getSomething(): string
    {
        return 'data from User';
    }
}

// class Student that extend it
class Student extends User
{
    public function thisWorks(): void
    {
        echo 'Calling protected method from parent: ' . $this->getSomething() . "\n";
    }
}

$s = new Student();

// Note that in this example we call a public method from "the outside" (here).
$s->thisWorks();

// This does not work, because this is "global scope".
// Protected methods can only be called from withing the class, as in the example above.
$s->getSomething();

Output for 8.1.29 - 8.1.33, 8.2.20 - 8.2.29, 8.3.5 - 8.3.25, 8.4.1 - 8.4.12: Calling protected method from parent: data from User Fatal error: Uncaught Error: Call to protected method User::getSomething() from global scope in /in/093Ao:28 Stack trace: #0 {main} thrown in /in/093Ao on line 28
Process exited with code 255.
Output for 7.2.6 - 7.2.34: Calling protected method from parent: data from User Fatal error: Uncaught Error: Call to protected method User::getSomething() from context '' in /in/093Ao:28 Stack trace: #0 {main} thrown in /in/093Ao on line 28
Process exited with code 255.
Output for 5.6.40: Parse error: syntax error, unexpected ':', expecting ';' or '{' in /in/093Ao on line 6
Process exited with code 255.

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