<?php
class A implements IteratorAggregate{
private $callback;
public function __construct(Closure $callback){
$this->callback = $callback;
}
public function aaa(){
$this->callback();
}
}
$a = new A(function () { echo 'a'; });
$a->aaa();
Fatal error: Class A contains 1 abstract method and must therefore be declared abstract or implement the remaining methods (IteratorAggregate::getIterator) in /in/O3I52 on line 3
Process exited with code 255.
Fatal error: Class A contains 1 abstract method and must therefore be declared abstract or implement the remaining methods (IteratorAggregate::getIterator) in /in/O3I52 on line 11
Process exited with code 255.
Output for 5.1.0 - 5.1.6, 5.2.0 - 5.2.17
Parse error: syntax error, unexpected T_FUNCTION, expecting ')' in /in/O3I52 on line 13
Process exited with code 255.
Output for 5.0.0 - 5.0.5
Parse error: parse error, unexpected T_FUNCTION, expecting ')' in /in/O3I52 on line 13
Process exited with code 255.
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected T_STRING, expecting '{' in /in/O3I52 on line 3
Process exited with code 255.