<?php
Interface A {
public function test();
}
class B implements A {
public function test() {
return $something;
}
}
$someBclass = new B();
if ($someBclass instanceOf A)
echo 'instanceOf', PHP_EOL;
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
instanceOf
Output for 5.0.0 - 5.0.1
instanceOf
Notice: Use of undefined constant PHP_EOL - assumed 'PHP_EOL' in /in/3XDOo on line 16
PHP_EOL
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected T_STRING in /in/3XDOo on line 3
Process exited with code 255.