<?php
interface Printable {
public function __toString();
}
class MyPrintableClass implements Printable {
public $myNumericProperty;
public function __construct() {
$this->myNumericProperty = 10;
}
public function __toString() {
return 'My numeric property is ' . $this->myNumericProperty;
}
}
function printSomething(Printable $aString) {
echo $aString;
}
printSomething(new MyPrintableClass());
Warning: PHP Startup: Unable to load dynamic library 'sodium.so' (tried: /usr/lib/php/8.3.5/modules/sodium.so (libsodium.so.23: cannot open shared object file: No such file or directory), /usr/lib/php/8.3.5/modules/sodium.so.so (/usr/lib/php/8.3.5/modules/sodium.so.so: cannot open shared object file: No such file or directory)) in Unknown on line 0
My numeric property is 10
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected T_STRING in /in/juOD4 on line 3
Process exited with code 255.