# Fiber::start

(PHP 8 >= 8.1.0)

Fiber::start — Start execution of the fiber

### Descripción

public Fiber::start(mixed `...$args`): mixed

A variadic list of arguments to provide to the callable used when constructing the fiber.

If the fiber has already been started when this method is called, a FiberError will be thrown.

### Parámetros

`args`

  The arguments to use when invoking the callable given to the fiber constructor.

### Valores devueltos

The value provided to the first call to Fiber::suspend() or `null` if the fiber returns. If the fiber throws an exception before suspending, it will be thrown from the call to this method.