Countable::count
BadFunctionCallException
SPL
PHP 手册
Exceptions
Table of Contents
The BadFunctionCallException class
The BadMethodCallException class
The DomainException class
The InvalidArgumentException class
The LengthException class
The LogicException class
The OutOfBoundsException class
The OutOfRangeException class
The OverflowException class
The RangeException class
The RuntimeException class
The UnderflowException class
The UnexpectedValueException class
SPL provides a set of standard Exceptions.
See also the
Predefined Exceptions
Countable::count
BadFunctionCallException
SPL
PHP 手册