Online PHP editor | output for hkSSL

@ 2015-12-31T16:46:45Z

<?php

class ParentClass 
{
    private $table_name;

    public function __construct() 
    {
        $this->table_name = strtolower(static::class);
    }

}

class ChildClass extends ParentClass {

    public function __construct() 
    {
        parent::__construct();
        
        // ...
    }

}

$parent = new ParentClass();
$child = new ChildClass();

echo $parent->table_name . "<br />" . $child->table_name;

Output for 7.0.0 - 7.0.20, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6: Fatal error: Uncaught Error: Cannot access private property ParentClass::$table_name in /in/hkSSL:28 Stack trace: #0 {main} thrown in /in/hkSSL on line 28
Process exited with code 255.
Output for 5.5.24 - 5.5.35, 5.6.8 - 5.6.28: Fatal error: Cannot access private property ParentClass::$table_name in /in/hkSSL on line 28
Process exited with code 255.

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