/**
* exception thrown when a given property does not exist on an object
*
* @param object $obj
* the object which does not have the property
* @param string $propertyName
* the name of the property which does not exist
*/
public function __construct($obj, $propertyName)
{
$className = get_class($obj);
$msg = "no such property '{$propertyName}' on class '{$className}'";
parent::__construct(400, $msg);
}
/**
* exception thrown when a requested index cannot be found in an array
*
* @param string $arrName
* the 'name' of the array
* @param mixed $key
* the index that cannot be found in the array
*/
public function __construct($arrName, $key)
{
$msg = "no such index '{$key}' on array '{$arrName}'";
parent::__construct(400, $msg);
}