A treeview of Error classes implementing Throwable

Result
Error implements Throwable.

\-Error
|-ParseError
|-TypeError
| \-ArgumentCountError
|-ArithmeticError
| \-DivisionByZeroError
\-AssertionError
Used Versions
PHP 7.2, Zend 3.0, Symfony 4.0, Laravel 5.6, PHPUnit 6.5, Doctrine 2.8