The UnexpectedValueException class
Introduction
(PHP 5 >= 5.1.0, PHP 7, PHP 8)
Exception thrown if a value does not match with a set of values. Typically this happens when a function calls another function and expects the return value to be of a certain type or value not including arithmetic or buffer related errors.
Class synopsis
class UnexpectedValueException
extends RuntimeException {
/* Inherited properties */
/* Inherited methods */
final public Exception::getMessage(): string
final public Exception::getPrevious(): ?Throwable
final public Exception::getCode(): int
final public Exception::getFile(): string
final public Exception::getLine(): int
final public Exception::getTrace(): array
final public Exception::getTraceAsString(): string
public Exception::__toString(): string
private Exception::__clone(): void}
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https://www.php.net/manual/en/class.unexpectedvalueexception.php