(PHP 7, PHP 8)
Throwable::getPrevious — Returns the previous Throwable
Returns any previous Throwable (for example, one provided as the third parameter to Exception::__construct() ).
This function has no parameters.
/**
* Gets sequential array of all previously-chained errors
*
* @param Throwable $error
*
* @return Throwable[]
*/
function getChain(Throwable $error) : array
{
$chain = [];
do {
$chain[] = $error;
} while ($error = $error->getPrevious());
return $chain;
}