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|
<?php
interface Logger {
public function log(string $msg);
}
$anonCls = new class implements Logger {
public function log(string $msg) {
echo $msg;
}
};
var_dump($anonCls);
class Application {
private $logger;
public function getLogger(): Logger {
return $this->logger;
}
public function setLogger(Logger $logger) {
$this->logger = $logger;
}
}
$app = new Application();
$app->setLogger(new class implements Logger {
public function log(string $msg) {
echo $msg;
}
});
var_dump($app->getLogger());
// ----------------------------------------------------------------------
class SomeClass {
}
interface SomeInterface1 {
}
interface SomeInterface2 {
}
trait SomeTrait {
}
var_dump(new class(10) extends SomeClass implements SomeInterface1, SomeInterface2 {
private $num;
public function __construct($num) {
$this->num = $num;
}
use SomeTrait;
});
// ----------------------------------------------------------------------
class Outer
{
private $prop = 1;
protected $prop2 = 2;
protected function func1()
{
return 3;
}
public function func2()
{
return new class($this->prop) extends Outer {
private $prop3;
public function __construct($prop)
{
$this->prop3 = $prop;
}
public function func3()
{
return $this->prop2 + $this->prop3 + $this->func1();
}
};
}
}
echo (new Outer)->func2()->func3();
// ----------------------------------------------------------------------
(new class implements Logger {
public function log(string $msg) {
echo $msg;
}
})->log('hello world');
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