douyonglang4845 2016-06-19 19:36
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Php OOP不起作用

I have a problem. I writed OOP in php, but it does not work. It gives me blank result. I putted screenshots of my code and result of that code above. Please analyse these codes and help me, how I can solve it. By the way my php version is 5.3. I can upgrade or downgrade it if it is important. Thanks.

index.php

<?php include('class_library.php'); ?>
<!doctype html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>OOP ilk dersim)</title>
</head>
<body>
<?php

    $phpders = new adam();
    $padisah = new adam();
    //----------

    $phpders -> set_ad('NurlanXp 1');
    $padisah -> set_ad('NurlanXp 2');

    //------------

    echo "PhpDersden gelen: ".$phpders -> get_ad;
    echo "<br>Padisahdan gelen: ".$padisah -> get_ad;

?>
</body>
</html>

class_library.php

    <?php
    class adam{
        var $ad;

        function set_ad($yeni_ad){
            $this -> ad = $yeni_ad;

        }

        function get_ad(){
            return $this -> ad;

        }

    }

?>

index.php, class_library.php and the result of the code. Screenshots. index.php

class_library.php

result

All documents in the same folder.

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3条回答 默认 最新

  • dsf6281 2016-06-19 19:44
    关注

    this is Your class:

    <?php
    class adam {
      private $ad;
    
      public function get_ad() {
        return $this->ad;
      }
    
      public function set_ad($ad) {
        $this->ad = $ad;
        return $this;
      }
    }
    

    and inside of code:

      $phpders = new adam();
      $padishah = new adam();
    
      $phpders->set_ad('NurlanXP 1');
      $padishah->set_ad('NurlanXP 2');
    

    and usage of get_ad:

    echo 'phpdersden gelen: '.$phpders->get_ad().'<br/>';
    echo 'padishahdan gelen: '.$padishah->get_ad().'<br/>';
    
    本回答被题主选为最佳回答 , 对您是否有帮助呢?
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