<?php
class A
{
function foo()
{
echo 'clap', PHP_EOL;
}
}
class B extends A
{
function bar()
{
echo 'claptrap';
}
}
fb_intercept('A::foo', function() {
echo 'frap', PHP_EOL;
});
(new A)->foo();
(new B)->foo();
Fatal error: Uncaught Error: Call to undefined function fb_intercept() in /in/2MA3s:19
Stack trace:
#0 {main}
thrown in /in/2MA3s on line 19
Process exited with code 255.