php接口

php接口例子：

interface T

{
    public function Set($name, $var);
    public function Get($ret);
}
class A implements T
{
    private $vars = array();

    public function Set($name, $var)
    {
        $this->vars[$name] = $var;
    }

    public function Get($ret)
    {
        foreach ($this->vars as $name=>$value)
        {
            $ret = str_replace('{'.$name.'}',$value,$ret);
        }
    return $ret;
     }
}