example_phpstorm_issue.php

<?php

/**
 * Created by PhpStorm.
 * Date: 28/07/2017
 * Time: 3:13 PM
 */

/** @noinspection PhpMultipleClassesDeclarationsInOneFile */
class ExampleParentClass
{
    /**
     * @var string
     */
    public $var = '';

    /**
     * ExampleParentClass constructor.
     */
    public function __construct()
    {
        $this->var = 'Hello';
    }
}


/** @noinspection PhpMultipleClassesDeclarationsInOneFile */
class ExampleChildClass extends ExampleParentClass
{
    /**
     * ExampleChildClass constructor.
     */
    public function __construct()
    {
        parent::__construct();
        $this->var = 'Hello World';
    }

    /**
     * Contrary to the function name this function does nothing
     */
    public function doSomething()
    {
        $this->var = 'Okay';
    }
}