A treeview of Error classes implementing Throwable

Result
Error implements Throwable.

\-Error
|-ParseError
|-TypeError
| \-ArgumentCountError
|-ArithmeticError
| \-DivisionByZeroError
\-AssertionError
Used Versions
PHP 7.1, Zend 3.0, Symfony 3.2, Laravel 5.2, PHPUnit 5.6, Doctrine 2.6