Vaata järgmist koodi:

Plain text Copy to clipboard Open code in new window EnlighterJS 3 Syntax Highlighter class Pangakonto { private float $saldo; public function __construct ( float $algSaldo ) { $ this - saldo = $algSaldo; } public function getSaldo () : float { return $ this - saldo; } } $konto = new Pangakonto ( 100.0 ) ; print $konto- saldo; // ??? class Pangakonto {
private float $saldo;
public function __construct(float $algSaldo) {
$this-saldo = $algSaldo;
}
public function getSaldo(): float {
return $this-saldo;
}
}
$konto = new Pangakonto(100.0);
print $konto-saldo; // ??? Expand class Pangakonto {
private float $saldo;
public function __construct(float $algSaldo) {
$this-saldo = $algSaldo;
}
public function getSaldo(): float {
return $this-saldo;
}
}
$konto = new Pangakonto(100.0);
print $konto-saldo; // ???

Mis juhtub?

Question

Vaata järgmist koodi:

Plain text Copy to clipboard Open code in new window EnlighterJS 3 Syntax Highlighter class  Pangakonto  {      private float $saldo;     public  function   __construct ( float $algSaldo )   {          $ this - > saldo = $algSaldo;      }      public  function   getSaldo () : float  {           return  $ this - > saldo;      }   }  $konto =  new   Pangakonto ( 100.0 ) ; print $konto- > saldo;  // ??? class Pangakonto {
    private float $saldo;
    public function __construct(float $algSaldo) {
        $this->saldo = $algSaldo;
    }
    public function getSaldo(): float {
        return $this->saldo;
    }
}
$konto = new Pangakonto(100.0);
print $konto->saldo; // ??? Expand class Pangakonto {
    private float $saldo;
    public function __construct(float $algSaldo) {
        $this->saldo = $algSaldo;
    }
    public function getSaldo(): float {
        return $this->saldo;
    }
}
$konto = new Pangakonto(100.0);
print $konto->saldo; // ??? 
 
     Mis juhtub?

Accepted Answer

Tekib viga —  private  omadusele  $saldo  ei saa väljastpoolt klassi otse ligi

Answer

Väljastub  0 , sest konstruktor ei loo  public  omadust

Answer

Väljastub tühja sõne, sest  private  omadused on vaikimisi  null

Answer

Väljastub  100 , sest  $saldo  on seatud konstruktoris

Crowdly

Vaata järgmist koodi: Plain text Copy to clipboard Open code in new ...

Want instant access to all verified answers on moodle.taltech.ee?