Пример #1
0
<?php

class foo
{
    public function printItem($string)
    {
        echo 'foo: ' . $string . PHP_EOL;
    }
    public function printPHP()
    {
        echo 'PHP is great.' . PHP_EOL;
    }
}
class bar extends foo
{
    public function printItem($string)
    {
        echo 'bar ' . $string . PHP_EOL;
    }
}
$foo = new foo();
$bar = new bar();
$foo->printItem('baz');
echo "<br>";
$foo->printPHP();
echo "<br>";
$bar->printItem('baz');
echo "<br>";
$bar->printPHP();