Class Symfony\Component\Console\Helper\HelperSet

`implements`	`IteratorAggregate<string, HelperInterface>`

HelperSet represents a set of helpers to be used with a command.

Methods


					
	public

__construct(HelperInterface[] $helpers = [])


					
	public

set(HelperInterface $helper, ?string $alias = null): void


					
	public

has(string $name): bool

Returns true if the helper if defined.


					
	public

get(string $name): HelperInterface

Gets a helper value.

Symfony\Component\Console\Exception\InvalidArgumentException

if the helper is not defined


					
	public

getIterator(): Traversable